Ocult. Asteroidales Mayo 26 TU

Event Date: 26 May 2017, 05:42
Asteroid: (1015) Christa
Star: 2UCAC 30709512(12.2)
Mag Drop: 2.22
Duration: 8.0 seconds (max)
Status: Current
Visibility: N Brazil, Peru, Ecuador
Sigma: 0.27 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of 2UCAC 30709512 by 1015 Christa on 2017 May 26 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 3 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
    126 -    0%   ** Path limit plus 3-Sigma **   
    100 -    2%   ** Path limit plus 2-Sigma **   
     74 -   16%   ** Path limit plus 1-Sigma **   
     49 -   50%   ***  Path limit  ***            
      0 -   94%   **** Centre Line    ****        

    -49 -   50%   ***  Path limit  ***            
    -74 -   16%   ** Path limit plus 1-Sigma **   
   -100 -    2%   ** Path limit plus 2-Sigma **   
   -126 -    0%   ** Path limit plus 3-Sigma **   

Prediction of 2017 May  1.0

Event Date: 26 May 2017, 07:37
Asteroid: (1961) Dufour
Star: TYC 7375-00846-1(11.0)
Mag Drop: 5.01
Duration: 3.8 seconds (max)
Status: Current
Visibility: USA, Mexico
Sigma: 0.62 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of TYC 7375-00846-1 by 1961 Dufour on 2017 May 26 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 5 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
     49 -   45%   ***  Path limit  ***            
     49 N   45%   Norfolk VA                        - 76 15.   36 55.      3    7 34 12   -0.013   21  -22
     48 N   46%   Portsmouth VA                     - 76 15.   36 55.      3    7 34 12   -0.013   21  -22
     46 N   46%   Whitaker NC mobile site Warren    - 77 45.   36  5.     44    7 34 21   -0.012   22  -23

     43 N   48%   CONYERS  GA MIKE KAZMIERCZAK      - 84  5.   33 35.    238    7 34 58   -0.011   26  -28
     43 N   48%   Chesapeake  VA Glendon Howell     - 76 25.   36 45.      6    7 34 12   -0.011   21  -22
     39 N   49%   Dortches  NC                      - 77 55.   36  5.     40    7 34 21   -0.011   22  -23
     33 N   52%   Gatesvil NC Norfolk A.S.Obs.sit   - 76 45.   36 25.     10    7 34 15   -0.009   21  -22
     30 N   53%   Garner   NC Malcolm Smith         - 78 35.   35 35.     91    7 34 25   -0.008   23  -24

     30 N   53%   I95x132  NC Seely Creek           - 77 55.   35 55.     50    7 34 21   -0.008   22  -23
     29 N   53%   RockyMnt NC TRAC via Landen       - 77 45.   35 55.      0    7 34 20   -0.008   22  -23
     27 N   54%   SanAnton TX Scott Magee Aud       - 99 15.   29 45.      0    7 36 42   -0.007   30  -37
     27 N   54%   I95x127  NC Winstead xrds.        - 77 55.   35 55.     50    7 34 21   -0.007   22  -24
     26 N   55%   Houston  ar Knewston, Mike        - 96 25.   30 15.      0    7 36 22   -0.007   30  -36

     21 N   56%   Dolen, TX        NHAC site Dave   - 94 55.   30 25.      0    7 36 11   -0.006   30  -35
     21 N   56%   Lamm     NC mobile site Dunham    - 78  5.   35 45.     46    7 34 21   -0.006   22  -24
     17 N   57%   Rock Rid NC mobile site Melvin    - 78  5.   35 45.     44    7 34 22   -0.005   22  -24
     17 N   57%   725 Fair Oaks Ranch               - 98 35.   29 45.    384    7 36 38   -0.004   30  -37
     16 N   57%   Hermosillo MX                     -110 55.   29 15.    310    7 38  4   -0.004   29  -40

     16 N   57%   SAN ANTONIO   TX SLATER~DAVID     - 98 35.   29 45.    402    7 36 38   -0.004   30  -37
     14 N   57%   Moyock, NC       possible site    - 76 15.   36 35.      0    7 34 11   -0.004   21  -22
     13 N   58%   Hermosillo Mexico - Dr Aguirre    -110 45.   29 15.    195    7 38  3   -0.004   29  -40
     13 N   57%   SIMS     NC BILLY GLADSON         - 77 55.   35 45.     42    7 34 21   -0.003   22  -24
     11 N   58%   915 River Oaks Observatory, New   - 98  5.   29 45.    274    7 36 34   -0.003   30  -37

      4 N   58%   Sydney NS                         - 60 15.   46  5.      5    7 33  7   -0.001    8   -7
      2 N   59%   SanAnton TX Todd Schell     Aud   - 98 25.   29 45.      0    7 36 36   -0.001   30  -37
      0 -   59%   **** Centre Line    ****        
      0 S   59%   SanAnton TX Mike Fuller     Vid   - 98 25.   29 35.      0    7 36 36    0.000   30  -37
     -1 S   58%   Fayettev NC Jan  Dabrowski        - 78 55.   35  5.     52    7 34 26    0.000   23  -25

     -1 S   58%   Currituck, NC    possible site    - 76  5.   36 25.      0    7 34 10    0.000   21  -22
     -2 S   59%   Montgmry AL Whigham & McGraw      - 86 15.   32 25.      0    7 35 13    0.001   27  -30
     -3 S   59%   SanAnton TX Ted Mueller     Vid   - 98 25.   29 35.      0    7 36 36    0.001   30  -37
     -5 S   59%   Houston  ar Pellerin, Bill        - 96 25.   29 55.      0    7 36 23    0.001   30  -36
     -5 S   58%   Falcon  NC                        - 78 35.   35 15.     42    7 34 25    0.001   23  -24

     -8 S   58%   SanAnton TX Larry Dickinson       - 98 25.   29 35.      0    7 36 36    0.002   30  -37
     -8 S   58%   SanAnton TX Eric Juhre  Vid       - 98 45.   29 35.      0    7 36 38    0.002   30  -37
     -8 S   58%   San Anto  T PedroValdezSada ACv   - 98 25.   29 35.    253    7 36 37    0.002   30  -37
     -9 S   58%   Hermoslo So Antonio Sanchez       -110 55.   29  5.    310    7 38  4    0.002   29  -40
     -9 S   58%   Barco, NC        possible site    - 75 55.   36 25.      0    7 34 10    0.002   21  -22

     -9 S   58%   SanAnton TX Mark Glynn      Aud   - 98 15.   29 35.      0    7 36 35    0.002   30  -37
    -10 S   58%   S. Barziza                        - 95 15.   30  5.     50    7 36 13    0.003   30  -36
    -10 S   58%   SanAnton TX Daniel Ramirez III    - 98 45.   29 35.      0    7 36 38    0.003   30  -37
    -12 S   58%   SanAnton TX RJ Hancock      Aud   - 98 15.   29 35.      0    7 36 35    0.003   30  -37
    -12 S   58%   SanAnton TX Neil Yamin      Vid   - 98 35.   29 35.      0    7 36 38    0.003   30  -37

    -13 S   58%   HOUSTON   TX - Preston Broesche   - 95 35.   29 55.     39    7 36 16    0.004   30  -36
    -14 S   57%   Coinjock, NC     possible site    - 75 55.   36 25.      0    7 34 10    0.004   21  -22
    -14 S   58%   SanAnton TX Craig Durben          - 97 55.   29 35.      0    7 36 33    0.004   30  -37
    -14 S   58%   SanAnton TX Dwight Jurena   Aud   - 98 35.   29 25.      0    7 36 38    0.004   30  -37
    -14 S   58%   SAN ANTONIO   TX FRANKENBERGER~R  - 98 35.   29 25.    258    7 36 38    0.004   30  -37

    -14 S   58%   SanAnton TX Van Chapman     Aud   - 98 25.   29 35.      0    7 36 37    0.004   30  -37
    -15 S   57%   SanAnton TX Dick Mischke    Aud   - 98 35.   29 25.      0    7 36 37    0.004   30  -37
    -15 S   57%   449 Griffin Hunter Observatory    - 80 25.   34 25.     70    7 34 35    0.004   24  -26
    -17 S   57%   Houston       TX Cudnik~Brian     - 95 35.   29 55.     40    7 36 16    0.005   30  -36
    -17 S   57%   SanAnton TX Alan Sifford    Aud   - 98 15.   29 35.      0    7 36 36    0.005   30  -37

    -18 S   57%   446 Kingsnake Observatory         - 97 55.   29 35.    113    7 36 32    0.005   30  -37
    -19 S   56%   Houston TX  Dave Clark            - 95 15.   29 55.      0    7 36 14    0.005   30  -36
    -20 S   56%   SanAnton TX Becky RamotowskiAud   - 98 35.   29 25.      0    7 36 37    0.005   30  -37
    -22 S   55%   GRNVILLE NC FLOYD E. MATTHEIS     - 77 25.   35 35.      0    7 34 17    0.006   22  -23
    -22 S   55%   Stedman  NC Johnny Horne          - 78 45.   35  5.     42    7 34 25    0.006   23  -25

    -22 S   56%   D. Clark                          - 95  5.   29 55.     50    7 36 12    0.006   30  -36
    -27 S   54%   COLUMBIA SC UNIVERSITY OF SOUTH   - 81  5.   33 55.     98    7 34 39    0.007   25  -26
    -27 S   54%   Grandy, NC       possible site    - 75 55.   36 15.      0    7 34  9    0.007   21  -22
    -28 S   54%   St Pauls  NC                      - 78 55.   34 45.     57    7 34 27    0.007   23  -25
    -31 S   53%   Beaumont TX                       - 94  5.   30  5.      6    7 36  6    0.008   30  -35

    -32 S   53%   736 Houston - HAS Site            - 96 35.   29 35.     59    7 36 24    0.009   30  -36
    -32 S   52%   H31 Star Ridge Observatory, Wei   - 96 45.   29 35.     52    7 36 24    0.009   30  -36
    -34 S   52%   HOUSTON       TX HUTCHINSON~WAYN  - 95 25.   29 45.     22    7 36 16    0.009   30  -36
    -35 S   51%   Columbus GA                       - 84 55.   32 25.     81    7 35  4    0.009   27  -30
    -36 S   51%   Duck      NC - D Rowley           - 75 45.   36 15.      2    7 34  8    0.010   21  -22

    -37 S   51%   Houston  TX - P. Sventek          - 95 35.   29 45.     50    7 36 17    0.010   30  -36
    -39 S   50%   SanAnton TX -- Speedway           - 98 35.   29 15.    182    7 36 38    0.010   31  -37
    -41 S   49%   AUGUSTA       GA CRUTE~TOM        - 82  5.   33 25.    122    7 34 45    0.011   25  -27
    -43 S   48%   Augusta GA                        - 81 55.   33 25.     44    7 34 45    0.011   25  -27
    -43 S   48%   Chihuahua MX                      -106  5.   28 35.   1500    7 37 31    0.012   31  -40

    -45 S   47%   Macon GA                          - 83 35.   32 55.    102    7 34 55    0.012   26  -29
    -46 S   47%   AUGUSTA       GA VENABLE~ROGER J  - 82 25.   33 15.    162    7 34 48    0.012   26  -28
    -47 S   46%   EagleCk. TX Kevin Muenzler        - 98 15.   29 15.      0    7 36 35    0.013   31  -37
    -48 S   45%   Kinston   NC    J Faircloth       - 77 35.   35 15.      0    7 34 19    0.013   23  -24
    -48 S   45%   KittyHwk NC planning only         - 75 45.   36  5.      2    7 34  8    0.013   21  -22

    -49 S   45%   LUMBERTON    NC  I95 site         - 79  5.   34 35.      0    7 34 27    0.013   24  -25
    -49 -   45%   ***  Path limit  ***            
Prediction of 2017 Apr 12.7

Event Date: 26 May 2017, 08:05
Asteroid: (3793) Leonteus
Star: TYC 0447-00553-1(11.5)
Mag Drop: 4.93
Duration: 6.1 seconds (max)
Status: Current
Visibility: Argentina, Chile
Sigma: 1.26 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of TYC 0447-00553-1 by 3793 Leonteus on 2017 May 26 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 11 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
    161 -   12%   ** Path limit plus 1-Sigma **   
     45 -   28%   ***  Path limit  ***            
     13 N   30%   844 Los Molinos                   - 56 15.  -34 45.     58    8  0 26   -0.004   46  -32

     10 N   30%   I31 Observatorio Astronomico de   - 60 35.  -32 55.     25    8  0 51   -0.003   50  -36
      8 N   30%   822 Cordoba                       - 64 15.  -31 25.    379    8  1 13   -0.002   53  -39
      6 N   30%   I30 Observatorio Geminis Austra   - 60 35.  -32 55.     35    8  0 51   -0.002   50  -36
      0 -   31%   **** Centre Line    ****        
     -1 S   30%   MONTEVIDEO    UY ASOCIACION DE A  - 56 15.  -34 55.     62    8  0 26    0.000   46  -32

     -2 S   30%   913 Observatorio Kappa Crucis,    - 56 15.  -34 55.     -9    8  0 26    0.001   46  -32
    -25 S   29%   821 Cordoba-Bosque Alegre         - 64 35.  -31 35.   1243    8  1 14    0.007   53  -39
    -45 -   28%   ***  Path limit  ***            
    -49 S   28%   I05 Las Campanas Observatory-TI   - 70 45.  -29  5.   2245    8  1 54    0.013   58  -44
    -49 S   28%   304 Las Campanas Observatory      - 70 45.  -29  5.   2245    8  1 54    0.013   58  -44

    -56 S   27%   I37 Astrodomi Observatory, Sant   - 58 35.  -34 25.    -29    8  0 39    0.015   47  -34
    -62 S   26%   834 Buenos Aires-AAAA             - 58 25.  -34 35.      8    8  0 38    0.017   47  -34
    -69 S   26%   833 Obs. Astronomico de Mercede   - 58 35.  -34 35.    -35    8  0 38    0.018   47  -34
    -72 S   25%   839 La Plata                      - 57 55.  -34 55.    -19    8  0 35    0.019   47  -34
    -75 S   25%   I03 European Southern Obs., La    - 70 45.  -29 15.   2362    8  1 53    0.020   57  -44

    -75 S   25%   809 European Southern Observato   - 70 45.  -29 15.   2362    8  1 53    0.020   57  -44
    -75 S   25%   262 European Southern Observato   - 70 45.  -29 15.   2362    8  1 53    0.020   57  -44
   -143 S   15%   I04 Mamalluca Observatory         - 70 45.  -29 55.    647    8  1 52    0.038   57  -44
   -161 -   12%   ** Path limit plus 1-Sigma **   

Prediction of 2017 Jan  6.1

Ocult. Asteroidales Mayo 23 TU

 

Event Date: 23 May 2017, 06:28
Asteroid: (541) Deborah
Star: TYC 6307-01752-1(11.0)
Mag Drop: 3.64
Duration: 23.0 seconds (max)
Status: Current
Visibility: Argentina, Chile, Peru, Mexico
Sigma: 0.70 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of TYC 6307-01752-1 by 541 Deborah on 2017 May 23 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 16 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
     30 -   42%   ***  Path limit  ***            
     29 N   41%   SAN FRAN CA William Westbrooke    -122 25.   37 45.      0    7  8  2   -0.019    3  -30
     28 N   41%   G65 Vulcan North, Lick Observat   -121 35.   37 25.   1215    7  8  1   -0.019    4  -31
     28 N   41%   Tulare   CA TAA Ken Copeland      -119 25.   36 15.      0    7  7 51   -0.019    6  -32
     28 N   41%   Brisbane  CA                      -122 25.   37 45.      0    7  8  2   -0.019    3  -30
     28 N   42%   662 Lick Observatory, Mount Ham   -121 35.   37 25.   1251    7  8  1   -0.018    4  -31

     26 N   42%   Weldon, CA - Bob Stine            -118 15.   35 35.    900    7  7 45   -0.017    7  -33
     23 N   42%   821 Cordoba-Bosque Alegre         - 64 35.  -31 35.   1243    6 24 28   -0.016   67  -59
     21 N   44%   San Jose  CA   Dr Backus          -121 45.   37 15.      0    7  7 59   -0.014    4  -31
     18 N   45%   680 Los Angeles                   -115 15.   33 45.      0    7  7 21   -0.012   10  -35
     16 N   46%   College of San Mateo              -122 25.   37 35.    191    7  8  0   -0.011    3  -30

     15 N   47%   BELMONT       CA HART~JIM         -122 15.   37 35.      0    7  8  0   -0.010    3  -30
     15 N   47%   PaloAlto CA Lum, Stanford         -122  5.   37 25.      0    7  8  0   -0.010    3  -31
     13 N   47%   Mtn View CA SETI Peter Backus     -122  5.   37 25.      0    7  7 59   -0.009    4  -31
     13 N   47%   Los Altos     CA ADLER~ALAN       -122  5.   37 25.      0    7  7 59   -0.009    3  -31
     11 N   48%   Sunnyvale     CA Sielski~Hank     -122  5.   37 25.      0    7  7 59   -0.007    4  -31

     10 N   48%   Nine-Brick OBS  W Cheng           -122  5.   37 25.    100    7  7 59   -0.006    4  -31
     10 N   48%   San Jose, CA -  Rudy Norvelle     -121 45.   37 15.      0    7  7 58   -0.006    4  -31
      8 N   48%   Silicon Valley - Thad Floryan     -122  5.   37 25.     78    7  7 59   -0.006    4  -31
      8 N   48%   CAMPBELL      CA BALDRIDGE~RICHA  -122  5.   37 25.    115    7  7 59   -0.005    3  -31
      8 N   48%   SANTA CLARA   CA OKASAKI~KENT     -122  5.   37 25.    115    7  7 59   -0.005    3  -31

      7 N   48%   SAN JOSE CA JAMES H. VAN NULAND   -121 55.   37 15.     73    7  7 58   -0.005    4  -31
      6 N   48%   SJAA - Houge Park                 -121 55.   37 15.     14    7  7 58   -0.004    4  -31
      4 N   48%   G77 Baldwin Lake                  -116 15.   34 15.   2016    7  7 29   -0.002    9  -35
      3 N   49%   HALF MOON BAY CA FRANK~CHRISTOPH  -122 25.   37 25.      0    7  7 59   -0.002    3  -30
      3 N   48%   KramerJn CA mobile site           -117 35.   34 55.    750    7  7 37   -0.002    8  -34

      3 N   49%   MORGAN HILL   CA Breit~Derek C.   -121 45.   37  5.    282    7  7 57   -0.002    4  -31
      0 -   52%   **** Centre Line    ****        
     -1 S   48%   G79 Goat Mountain Astronomical    -116 25.   34 15.    857    7  7 28    0.001    9  -35
     -2 S   49%   Juewa mo CA Walter Morgan         -120 45.   36 35.    226    7  7 52    0.001    5  -32
     -4 S   49%   LosGatos CA OakridgeO Baldridge   -122  5.   37 15.    732    7  7 57    0.003    4  -31

     -9 S   48%   Hollistr CA David Baumgartner     -121 25.   36 55.      0    7  7 54    0.006    4  -31
    -14 S   46%   453 Edwards Raven Observatory     -117 55.   34 55.    678    7  7 36    0.010    8  -34
    -19 S   45%   BonnyDun CA Nolthenius mobile     -122  5.   37  5.    866    7  7 55    0.012    4  -31
    -19 S   45%   APTOS    CA R.NoltheniusCabrill   -121 55.   36 55.    119    7  7 54    0.013    4  -31
    -22 S   44%   Bonny Doon CA -Bonny Doon Church  -122  5.   37  5.    580    7  7 55    0.015    4  -31

    -22 S   44%   Fremont Pk Obs CA - Dave Samuels  -121 25.   36 45.    823    7  7 53    0.015    4  -31
    -23 S   43%   Apple Valley  CA - Lewis Center   -117 15.   34 35.    937    7  7 31    0.015    8  -34
    -23 S   44%   Juewa mo CA Kent Okasaki          -120  5.   36  5.    207    7  7 47    0.015    5  -32
    -24 S   43%   SntaCruz CA Jon Merryman          -121 55.   36 55.      0    7  7 53    0.016    4  -31
    -25 S   43%   Santa Cruz CA                     -122  5.   36 55.      6    7  7 53    0.017    4  -31

    -27 S   41%   CmpOakes CA R.T.M.C.              -116 45.   34 15.   2316    7  7 27    0.018    9  -35
    -28 S   41%   Erwin Lake   CA - Vincent~Mark    -116 45.   34 15.   2074    7  7 27    0.019    9  -35
    -30 -   42%   ***  Path limit  ***            

Prediction of 2017 Apr 30.0

Event Date: 23 May 2017, 09:17
Asteroid: (510) Mabella
Star: 2UCAC 28589324(13.0)
Mag Drop: 0.70
Duration: 11.2 seconds (max)
Status: Current
Visibility: W Canada, W USA, Mexico, Chile Argentina
Sigma: 0.55 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of 2UCAC 28589324 by 510 Mabella on 2017 May 23 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 6 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
     29 -   46%   ***  Path limit  ***            

      0 -   63%   **** Centre Line    ****        
     -2 W   61%   Summerland  BC - Dave Gamble      -119 45.   49 35.    500    9 34 33    0.002   30  -17
     -2 W   61%   Bob Nelson, PrinceGeorge, BC      -122 55.   53 45.      0    9 35 20    0.002   26  -13
     -3 W   61%   Okanagan Falls B Alan Whitman     -119 35.   49 25.    342    9 34 30    0.004   30  -17
    -14 S   56%   290 Mt. Graham-VATT               -109 55.   32 45.   3162    9 30 24    0.015   48  -28

    -24 S   50%   806 Santiago-Cerro Calan          - 70 35.  -33 25.    839    9  5 53    0.026   55  -30
    -27 S   47%   682 Kanab                         -112 25.   37  5.   1616    9 31 38    0.029   43  -25
    -29 S   46%   805 Santiago-Cerro El Roble       - 71  5.  -32 55.   2179    9  6  3    0.030   56  -30
    -29 -   46%   ***  Path limit  ***            

Prediction of 2017 Apr 30.0

Ocult. Asteroidales Mayo 22 TU

Event Date: 22 May 2017, 05:56
Asteroid: (132) Aethra
Star: 4U 448-130330(12.2)
Mag Drop: 2.88
Duration: 3.6 seconds (max)
Status: Current
Visibility: SE Canda, NE USA, E Brazil
Sigma: 0.51 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of 4U 448-130330 by 132 Aethra on 2017 May 22 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 2 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
     25 -   48%   ***  Path limit  ***            
     24 E   49%   Ridgefield  CT  Sander Pool       - 73 35.   41 15.    212    6  2 54   -0.010   27  -26
     23 E   50%   865 Emmy Observatory, New Paltz   - 74  5.   41 45.     65    6  2 57   -0.010   27  -26
     21 E   52%   E Setakt LI John Greene PC23C     - 73  5.   40 55.      0    6  2 51   -0.009   28  -26
     20 E   54%   Syracuse NY Stu Forster et al.    - 76  5.   43  5.      0    6  3  6   -0.008   25  -25
     18 E   56%   StonyBrk NY Deane Peterson        - 73  5.   40 55.     60    6  2 51   -0.008   28  -26

     17 E   57%   Castletn On Cotterell~David       - 77 55.   44  5.    211    6  3 13   -0.007   23  -24
     14 E   60%   Peterborough ON                   - 78 15.   44 15.    205    6  3 14   -0.006   23  -24
     14 E   60%   Holtsvil NY Frank Melillo         - 73  5.   40 45.     20    6  2 50   -0.006   28  -27
      9 E   64%   STAMFORD CT FAIRFIELD CTY.A.S.    - 73 35.   41  5.    285    6  2 53   -0.004   27  -26
      9 E   64%   Garrison NY Frank Suits           - 73 55.   41 25.    203    6  2 55   -0.004   27  -26

      6 E   66%   928 Moonedge Observatory, North   - 73 15.   40 55.    -45    6  2 51   -0.002   28  -27
      5 E   66%   s Walden NY mobile site           - 74 15.   41 35.    130    6  2 56   -0.002   27  -26
      4 E   66%   CentralIslip NY                   - 73 15.   40 45.     24    6  2 50   -0.002   28  -27
      0 -   68%   **** Centre Line    ****        
      0 W   67%   Chapaqua NY Robert Davidson       - 73 45.   41  5.      0    6  2 53    0.000   27  -26

     -2 W   67%   Univ. of Sask. Obs - R. Huziak    -106 45.   52 15.    155    6  4  3    0.001    3  -16
     -5 W   67%   Sleaford Observatory, SK- Huziak  -105 55.   52  5.    148    6  4  2    0.002    3  -17
     -5 W   67%   SASKATOON     SK HENNIGAN~DOUGLA  -106 45.   52  5.    503    6  4  2    0.002    3  -16
     -7 W   65%   Cobourg     ON - Tom Luton        - 78 15.   43 55.    112    6  3 12    0.003   23  -25
    -10 W   63%   White Plains NY                   - 73 45.   41  5.     67    6  2 52    0.005   27  -26

    -11 W   63%   RYE           NY DARELIUS~JOEL T  - 73 45.   40 55.     11    6  2 52    0.005   27  -27
    -14 W   60%   UprBrkvl NY Donald Jackson        - 73 35.   40 55.     10    6  2 51    0.006   28  -27
    -15 W   59%   n.e. Ithaca, NY  CornellHartung   - 76 25.   42 45.    539    6  3  4    0.007   25  -25
    -15 W   58%   HamiltonBermuda                   - 64 45.   32 15.     50    6  1 47    0.007   38  -32
    -16 W   58%   Jericho  NY Nick Esposito         - 73 35.   40 45.      0    6  2 51    0.007   28  -27

    -20 W   54%   Monsey   NY                       - 74  5.   41  5.      0    6  2 53    0.009   27  -26
    -25 -   48%   ***  Path limit  ***            
Prediction of 2017 Mar 32.0

Event Date: 22 May 2017, 06:53
Asteroid: (190) Ismene
Star: UCAC4-372-097701(12.0)
Mag Drop: 2.33
Duration: 12.8 seconds (max)
Status: Current
Visibility: Caribbean, S USA, Mexico
Sigma: 0.19 pathwidths
Comments:
Event List Event Details: [SteveP]

Occultation of UCAC4-372-097701 by 190 Ismene on 2017 May 22 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 3 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
    112 -   50%   ***  Path limit  ***            
     89 N   70%   Havana Cuba                       - 82 25.   23  5.      0    6 55 42   -0.027   51  -41
     75 N   80%   771 Boyeros Observatory, Havana   - 82 25.   23  5.      0    6 55 43   -0.022   51  -41

     60 N   88%   Chihuahua MX                      -106  5.   28 35.   1500    6 58 15   -0.018   38  -41
     43 N   94%   Harlingen  TX                     - 97 45.   26 15.      0    6 57 25   -0.013   44  -43
     19 N   98%   Brownsvi  TX Andy Miller, AAS     - 97 35.   25 55.      0    6 57 24   -0.006   45  -43
     18 N   98%   679 San Pedro Martir              -115 25.   31  5.   2797    6 59  3   -0.005   32  -38
      0 -   99%   **** Centre Line    ****        

    -24 S   98%   Hermosillo Mexico - Dr Aguirre    -110 45.   29 15.    195    6 58 41    0.007   36  -40
    -28 S   97%   Hermosillo MX                     -110 55.   29 15.    310    6 58 42    0.008   35  -40
    -50 S   92%   Hermoslo So Antonio Sanchez       -110 55.   29  5.    310    6 58 42    0.015   36  -40
    -53 S   91%   Obs.HaciendaS.Pe Rogelio Gutier   -100  5.   25 55.    380    6 57 41    0.016   43  -44
    -84 S   73%   Monterey MX                       -100 15.   25 45.    568    6 57 42    0.025   44  -44

    -89 S   70%   720 Universidad de Monterrey      -100 25.   25 35.    599    6 57 42    0.026   44  -44
    -96 S   64%   Monterrey, Mex.  Rafael Chavez    -100 45.   25 35.   1070    6 57 44    0.029   43  -44
   -108 S   54%   Monterrey Mexico - Rafael Chavez  -100 15.   25 25.      0    6 57 41    0.032   44  -44
   -112 -   50%   ***  Path limit  ***            

Prediction of 2017 May  1.0

Ocult. Asteroidal Mayo 21 TU

Event Date: 21 May 2017, 02:27
Asteroid: (1074) Beljawskya
Star: TYC 6843-00153-1(10.9)
Mag Drop: 4.87
Duration: 5.3 seconds (max)
Status: Current
Visibility: S Africa, Uruguay, Argentina, Chile
Sigma: 0.49 pathwidths
Comments: possible double star
Event List Event Details: [SteveP]

Occultation of TYC 6843-00153-1 by 1074 Beljawskya on 2017 May 21 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 5 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
    108 -    0%   ** Path limit plus 3-Sigma **   
     81 -    2%   ** Path limit plus 2-Sigma **   
     55 -   16%   ** Path limit plus 1-Sigma **   
     28 -   48%   ***  Path limit  ***            
      0 -   70%   **** Centre Line    ****        

    -28 -   48%   ***  Path limit  ***            
    -55 -   16%   ** Path limit plus 1-Sigma **   
    -81 -    2%   ** Path limit plus 2-Sigma **   
   -108 -    0%   ** Path limit plus 3-Sigma **   

Prediction of 2017 Apr  1.0

Ocult. Asteroidales Mayo 19 TU

Fecha: 19 Mayo 2017, 00:57
Asteroide: (1005) Arago
Estrella: TYC 7828-02724-1(11.8)
Caída Mag: 3.41
Duración: 4.7 segundos (max)
Status: Currente
Visibilidad: S Africa, Brasil, Perú
Sigma: 0.65 anchobanda
Coment.:
Event List Event Details: [SteveP]

Occultation of TYC 7828-02724-1 by 1005 Arago on 2017 May 19 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 4 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
    168 -    0%   ** Path limit plus 3-Sigma **   
    123 -    2%   ** Path limit plus 2-Sigma **   
    122 N    3%   874 Itajuba                       - 45 35.  -22 35.   1819    1  0 10   -0.063   66  -62
     79 -   15%   ** Path limit plus 1-Sigma **   
     35 -   44%   ***  Path limit  ***            

     32 N   45%   861 Barao Geraldo                 - 47  5.  -22 45.    571    1  0 18   -0.017   66  -61
     15 N   54%   860 Valinhos                      - 46 55.  -23  5.    859    1  0 17   -0.008   66  -61
      1 N   56%   JUNDIAI       SP LOURENCON~ROMUA  - 46 55.  -23  5.    710    1  0 17   -0.001   66  -61
      0 -   57%   **** Centre Line    ****        
    -35 -   44%   ***  Path limit  ***            

    -79 -   15%   ** Path limit plus 1-Sigma **   
   -123 -    2%   ** Path limit plus 2-Sigma **   
   -137 S    1%   076 Johannesburg-Hartbeespoort      27 55.  -25 45.   1211    0 52 38    0.071   42  -51
   -153 S    0%   079 Radcliffe Observatory, Pret     28 15.  -25 45.   1530    0 52 36    0.079   42  -51
   -168 -    0%   ** Path limit plus 3-Sigma **   


Prediction of 2017 Apr 12.7
Event Date: 19 May 2017, 09:54
Asteroid: (25) Phocaea
Star: UCAC4-501-132928(12.3)
Mag Drop: 0.31
Duration: 4.2 seconds (max)
Status: Current
Visibility: USA, Mexico
Sigma: 0.20 pathwidths
Comments: small mag drop
Event List Event Details: [SteveP]

Occultation of UCAC4-501-132928 by 25 Phocaea on 2017 May 19 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 1 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
     42 -   50%   ***  Path limit  ***            
     39 S   58%   H38 Timberline Observatory, Urb   - 94  5.   41 25.    276    9 56 57   -0.037   56  -10
     33 S   71%   Lyndon, KS       HART             - 95 45.   38 35.    400    9 56 38   -0.031   58  -13

     30 S   75%   STILLWATER    OK LUCAS~ART        - 97  5.   36  5.    323    9 56 21   -0.029   59  -15
     29 S   77%   Climax, KS       Richard Wilds    - 96 15.   37 45.    350    9 56 32   -0.028   59  -14
     24 S   86%   727 Zeno Observatory, Edmond      - 97 25.   35 35.    335    9 56 18   -0.023   60  -16
     24 S   86%   H29 Ivywood Observatory, Edmond   - 97 25.   35 35.    309    9 56 18   -0.023   60  -16
     23 S   87%   H36 Sandlot Observatory, Scrant   - 95 45.   38 45.    298    9 56 39   -0.022   58  -12

     23 S   87%   Sarona   WI Al Timblin            - 91 45.   45 45.    371    9 57 23   -0.022   53   -6
     23 S   87%   Austin  MN -- Sola Fide Obs       - 92 55.   43 35.    320    9 57 10   -0.021   55   -8
     20 S   90%   Boone    IA Fick Obs., Iowa St.   - 93 55.   42  5.    333    9 57  0   -0.019   56   -9
     16 S   93%   WichitaFalls TX                   - 98 25.   33 55.    288    9 56  6   -0.015   60  -17
     15 S   95%   Guthrie OK Rebecca Alestick apx   - 97 25.   35 55.      0    9 56 20   -0.014   59  -15

     13 S   95%   TOPEKA   KS CRAIG A. MCMANUS      - 95 45.   39  5.    280    9 56 40   -0.013   58  -12
     11 S   97%   TOPEKA        KS EASTON~REX       - 95 45.   39  5.    451    9 56 40   -0.010   58  -12
     10 S   97%   Oklahoma City OK - Paul Sventek   - 97 35.   35 35.    350    9 56 18   -0.010   60  -16
      6 S   98%   Ponca City  OK                    - 97  5.   36 45.      0    9 56 25   -0.005   59  -15
      5 S   98%   TOPEKA        KS MCMANUS~CRAIG A  - 95 55.   38 55.    280    9 56 39   -0.005   58  -13

      0 -   99%   **** Centre Line    ****        
     -5 N   98%   734 Farpoint Observatory          - 96  5.   38 55.    371    9 56 39    0.004   58  -13
     -8 N   98%   AlbertLe MN Ken Fiscus            - 93 25.   43 35.      0    9 57 10    0.008   54   -8
     -9 N   97%   Holton, KS aprox. Mike Ford       - 95 45.   39 25.      0    9 56 43    0.009   57  -12
    -15 N   94%   near Topeka, KS  HART             - 96  5.   38 55.    400    9 56 39    0.015   58  -13

    -17 N   92%   TOPEKA        KS WILDS~RICHARD    - 96  5.   38 55.    448    9 56 39    0.017   58  -13
    -21 N   89%   Abilene TX                        - 99 45.   32 25.    521    9 55 55    0.020   61  -19
    -26 N   82%   741 Goodsell Observatory, North   - 93  5.   44 25.    269    9 57 14    0.025   54   -7
    -27 N   82%   Northfield    MN Messner~Steve    - 93  5.   44 35.    288    9 57 14    0.025   54   -7
    -28 N   79%   Faribault, MN - Kochab Obs - 12"  - 93 15.   44 15.    325    9 57 13    0.027   54   -8

    -31 N   75%   Coon Rapids  IA                   - 94 45.   41 55.      0    9 56 58    0.029   56  -10
    -35 N   66%   San Angelo TX                     -100 25.   31 25.    562    9 55 48    0.034   61  -20
    -42 N   51%   Enid, OK    Astro. Soc., approx   - 97 45.   36 25.      0    9 56 21    0.040   59  -15
    -42 -   50%   ***  Path limit  ***            
    -43 N   49%   451 West Skies Observatory, Mul   - 97 15.   37 25.    327    9 56 29    0.040   58  -14

    -43 N   49%   Enid, OK         N.OK College C   - 97 55.   36 25.    372    9 56 21    0.041   59  -15
    -44 N   47%   St Paul MN                        - 93  5.   44 55.    238    9 57 17    0.041   53   -7
    -45 N   44%   Duluth, MN Bob King               - 92  5.   46 55.    400    9 57 28    0.043   52   -5
    -45 N   43%   Superior WI                       - 92  5.   46 45.    192    9 57 27    0.043   52   -5
    -46 N   43%   Enid, OK         Adventure Ques   - 97 55.   36 25.    372    9 56 21    0.043   59  -15

    -48 N   37%   St Paul MN - I 94 Graze Site      - 93  5.   44 55.    280    9 57 16    0.046   53   -7
    -48 N   37%   Duluth MN                         - 92  5.   46 45.    186    9 57 28    0.046   52   -5
    -49 N   35%   Duluth   MN Douglas Dunham        - 92  5.   46 45.    383    9 57 28    0.046   52   -5
    -51 N   31%   WICHITA  KS ROBERT MCARTHUR       - 97 15.   37 35.    216    9 56 29    0.048   58  -14
    -54 N   24%   743 University of Minnesota, Mi   - 93 15.   44 55.    -11    9 57 16    0.051   53   -7

    -57 N   19%   H39 S.O.S. Observatory, Minneap   - 93 15.   44 55.    267    9 57 16    0.054   53   -7
    -59 -   16%   ** Path limit plus 1-Sigma **   

Prediction of 2017 Mar 27.9

Resultados preliminares: Urhixidur 13 de mayo

Sábado 13 de Mayo (501) Urhixidur oculta a TYC 7804-00523-1 a las 23:01 (ART)


Observatorio OAC 822 – POSITIVA – Informe preliminar de Rodolfo Artola
Observatorio El Catalejo en Santa Rosa (La Pampa) observación NEGATIVA.
Observatorio CASLEO (HSH 80cm) estaba nublado, informe Mario Melita.
Observatorio Galileo Galilei de Oro Verde, Entre Ríos nublado, informe César Nicolás Formari.
Observatorios en Rosario, Santa Fe reportan nublado sin observación. (L.M.)

Ocult. Asteroidal Mayo 18 TU

Fecha: 18 Mayo 2017, 04:53
Asteroide: (898) Hildegard
Estrella: HIP 77360(8.1)
Caída Mag: 4.91
Duración: 1.6 segundos (max)
Status: Currente
Visibilidad: NE Brasil, E USA, E Canada
Sigma: 4.35 anchobanda
Coment.:
Event List Event Details: [SteveP]

Occultation of HIP 77360 by 898 Hildegard on 2017 May 18 

Distance from center of occultation path - in km
Distances are positive to the right, referenced to the direction of motion along the path

Uncertainty in time = +/- 10 secs

        d Proba-  Location                          Longitude Latitude   alt      U.T.     Sepn   Alt  Sun
     km   bility                                       o   '    o   '      m    h  m  s     "       o    o
      7 -    9%   ***  Path limit  ***            
      0 N    9%   HILLSBOROUGH NC  I85 site         - 79  5.   36  5.      0    5  2 45    0.000   33  -34

      0 N    9%   Roanoke VA                        - 79 55.   37 15.    276    5  2 58    0.000   31  -33
      0 -    9%   **** Centre Line    ****        
     -5 S    9%   ChapelHl NC MoreheadOb. Melvin    - 79  5.   35 55.    162    5  2 44    0.006   33  -35
     -7 -    9%   ***  Path limit  ***            

Prediction of 2017 Apr 12.7