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  • MPEC 2013-O23 : 2013 ON2

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    M.P.E.C. 2013-O23                                Issued 2013 July 19, 13:10 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 ON2
    
    Observations:
         K13O02N* C2013 07 17.52167 20 42 55.424+08 46 21.06         20.6 wLEO023F51
         K13O02N  C2013 07 17.54768 20 43 07.722+08 44 08.38         20.1 wLEO023F51
         K13O02N  C2013 07 17.56069 20 43 13.930+08 43 01.46         20.7 wLEO023F51
         K13O02N KC2013 07 18.29565 20 49 22.68 +07 42 42.1                qEO023H21
         K13O02N KC2013 07 18.30098 20 49 24.99 +07 42 16.1          21.2 VqEO023H21
         K13O02N KC2013 07 18.30629 20 49 27.31 +07 41 51.3          20.6 VqEO023H21
         K13O02N KC2013 07 18.94417 20 54 22.11 +06 52 52.8                qEO023J95
         K13O02N KC2013 07 18.95937 20 54 28.35 +06 51 45.8          20.0 RqEO023J95
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers N. Primak, A. Schultz, T. Goggia,
        K. Chambers.  Measurer PS1 Science Consortium.  1.8-m Ritchey-Chretien
        + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers L. Buzzi, T. Vorobjov, S. Foglia.  0.61-m f/4.0 astrograph + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2013 ON2                                                 Earth MOID = 0.0374 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 342.33585              (2000.0)            P               Q
    n   0.27259627     Peri.  102.72400     -0.06311278     +0.99795022
    a   2.3557152      Node   163.64634     -0.92962707     -0.05492522
    e   0.5657485      Incl.    2.15540     -0.36305685     -0.03284179
    P   3.62           H   24.8           G   0.15           U   8
    Residuals in seconds of arc
    130717 F51  0.0   0.3+    130718 H21  0.4-  0.2+    130718 J95  0.3+  0.1+
    130717 F51  0.2-  0.2+    130718 H21  0.4-  0.7-    130718 J95  0.2-  0.0
    130717 F51  0.3+  0.4-    130718 H21  0.2-  0.5-
    
    Ephemeris:
    2013 ON2                 a,e,i = 2.36, 0.57, 2                   q = 1.0230
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 06 19    12 41 25.5 +22 20 40   0.09144 1.0236    92.2    82.7    22.5
    ...
    2013 07 04    16 10 08.0 +31 41 59   0.04419 1.0348   113.0    64.7    20.4
    ...
    2013 07 12    19 33 08.0 +18 39 59   0.04982 1.0549   139.3    38.9    20.0
    ...
    2013 07 18    20 46 59.7 +08 07 23   0.06969 1.0757   147.6    30.5    20.5
    2013 07 19    20 54 43.1 +06 50 14   0.07367 1.0797   148.4    29.5    20.6
    2013 07 20    21 01 34.3 +05 39 47   0.07777 1.0837   149.3    28.6    20.7
    ...
    2013 07 26    21 29 50.0 +00 22 28   0.1045  1.1105   154.0    23.7    21.2
    ...
    2013 08 03    21 48 20.8 -03 56 19   0.1444  1.1520   160.7    16.9    21.8
    ...
    2013 08 18    22 00 53.2 -08 28 05   0.2327  1.2440   174.5     4.5    22.5
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-O23
    

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