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  • MPEC 2013-E71 : 2013 EJ89

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    M.P.E.C. 2013-E71                                Issued 2013 Mar. 15, 19:41 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2013 EJ89
    
    Observations:
         K13E89J* C2013 03 13.46580 12 15 45.145-05 19 56.42         21.4 wLEE071F51
         K13E89J  C2013 03 13.48003 12 15 44.466-05 20 41.47         21.4 wLEE071F51
         K13E89J  C2013 03 13.50851 12 15 43.071-05 22 11.61         21.4 wLEE071F51
         K13E89J KC2013 03 14.37287312 15 17.03 -06 09 20.4          20.9 RtEE071711
         K13E89J KC2013 03 14.38186612 15 16.58 -06 09 50.4          20.9 RtEE071711
         K13E89J KC2013 03 14.39125412 15 16.11 -06 10 21.8          20.9 RtEE071711
         K13E89J  C2013 03 14.41466 12 15 15.15 -06 11 42.8          20.9 RtEE071H01
         K13E89J  C2013 03 14.42070 12 15 14.87 -06 12 03.0          20.7 RtEE071H01
         K13E89J KC2013 03 14.42193 12 15 15.02 -06 12 05.7          20.8 RoEE071291
         K13E89J KC2013 03 14.42646 12 15 14.81 -06 12 21.6          20.6 RoEE071291
         K13E89J  C2013 03 14.42739 12 15 14.54 -06 12 25.1          20.8 RtEE071H01
         K13E89J  C2013 03 14.43713 12 15 14.10 -06 12 58.3          20.7 RtEE071H01
         K13E89J  C2013 03 15.24122 12 14 50.80 -06 59 24.0          21.2 RtEE071H01
         K13E89J  C2013 03 15.24513 12 14 50.60 -06 59 38.2          21.4 RtEE071H01
         K13E89J  C2013 03 15.25806 12 14 49.92 -07 00 24.3          21.0 RtEE071H01
         K13E89J  C2013 03 15.26528 12 14 49.53 -07 00 50.3          20.9 RtEE071H01
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
    711 McDonald Observatory.  Observer T. Lister.  1.0-m f/8 Ritchey-Chretien
        + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, S. Watters,
        T. Goggia.  Measurer PS1 Science Consortium.  1.8-m Ritchey-Chretien
        + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observer W. H. Ryan.  2.4-m f/8.9
        reflector + CCD.
    
    Orbital elements:
    2013 EJ89                                                Earth MOID = 0.0697 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 344.30453              (2000.0)            P               Q
    n   0.53314025     Peri.  254.17400     -0.41926994     +0.90763841
    a   1.5062893      Node   350.95886     -0.77621127     -0.36988303
    e   0.3699016      Incl.    7.35992     -0.47085962     -0.19844157
    P   1.85           H   24.2           G   0.15           U   8
    Residuals in seconds of arc
    130313 F51  0.2-  0.0     130314 H01  0.4-  0.1+    130315 H01  0.0   0.1+
    130313 F51  0.1+  0.0     130314 H01  0.3-  0.1+    130315 H01  0.1+  0.1-
    130313 F51  0.1+  0.0     130314 291  0.3+  0.2+    130315 H01  0.1+  0.1+
    130314 711  0.2-  0.1-    130314 291  0.5+  0.5-    130315 H01  0.0   0.1-
    130314 711  0.2-  0.0     130314 H01  0.4-  0.4+
    130314 711  0.2-  0.1+    130314 H01  0.1-  0.1-
    
    Ephemeris:
    2013 EJ89                a,e,i = 1.51, 0.37, 7                   q = 0.9491
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 02 13    12 10 20.6 +07 11 47   0.3786  1.3129   144.1    26.2    23.9
    ...
    2013 02 28    12 17 13.7 +02 45 50   0.2564  1.2294   156.2    19.0    22.7
    ...
    2013 03 08    12 17 26.7 -01 16 04   0.2006  1.1858   162.9    14.3    21.9
    ...
    2013 03 14    12 15 29.6 -05 48 09   0.1633  1.1539   167.0    11.2    21.3
    2013 03 15    12 14 57.5 -06 44 34   0.1575  1.1487   167.4    10.9    21.2
    2013 03 16    12 14 21.5 -07 44 54   0.1518  1.1435   167.6    10.7    21.1
    ...
    2013 03 22    12 09 06.1 -15 30 45   0.1203  1.1130   165.0    13.4    20.6
    ...
    2013 03 30    11 54 43.4 -32 54 48   0.08731 1.0747   149.3    28.3    20.3
    ...
    2013 04 14    05 50 10.8 -80 46 59   0.07537 1.0128    95.4    80.4    21.4
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-E71
    

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