• MPC Preparation (Info)

  • MPEC 2017-P05 : 2017 OC20

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    M.P.E.C. 2017-P05                                Issued 2017 Aug. 1, 14:10 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F 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
    
                                       2017 OC20
    
    Observations:
         K17O20C* C2017 07 26.50921 22 58 15.487+08 00 02.94         20.1 wLEP005F51
         K17O20C  C2017 07 26.54749 22 58 31.511+07 52 15.87         20.0 wLEP005F51
         K17O20C  C2017 07 30.49040 23 23 37.803-03 30 01.00         20.3 wLEP005F51
         K17O20C  C2017 07 30.51442 23 23 44.186-03 33 28.98         20.5 wLEP005F51
         K17O20C  C2017 07 30.52633 23 23 47.350-03 35 12.58         20.6 wLEP005F51
         K17O20C KC2017 07 31.37941023 27 55.24 -05 33 46.4          20.6 VuEP005H21
         K17O20C KC2017 07 31.38601523 27 56.85 -05 34 38.9          20.5 VuEP005H21
         K17O20C KC2017 07 31.39520423 27 59.12 -05 35 52.0          20.7 VuEP005H21
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
        M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
        M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
        Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
        astrograph + CCD.
    
    Orbital elements:
    2017 OC20                                                Earth MOID = 0.0475 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  18.60032              (2000.0)            P               Q
    n   0.30415453     Peri.  150.79118     +0.20095627     +0.96865419
    a   2.1898104      Node   130.39862     -0.93187804     +0.23499230
    e   0.5298743      Incl.   11.05531     -0.30202632     -0.08054606
    P   3.24           H   24.0           G   0.15           U   5
    Residuals in seconds of arc
    170726 F51  0.0   0.0     170730 F51  0.2-  0.3+    170731 H21  0.1-  0.0
    170726 F51  0.1-  0.0     170730 F51  0.0   0.3-    170731 H21  0.0   0.1+
    170730 F51  0.1+  0.0     170731 H21  0.1+  0.1-
    
    Ephemeris:
    2017 OC20                a,e,i = 2.19, 0.53, 11                  q = 1.0295
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 07 02    16 06 03.7 +56 24 46   0.1108  1.0300    93.8    80.0    22.1
    ...
    2017 07 17    20 48 16.6 +45 26 52   0.06041 1.0403   111.8    65.1    20.3
    ...
    2017 07 25    22 45 21.3 +13 25 38   0.06427 1.0588   130.7    46.6    19.9
    ...
    2017 07 31    23 26 07.3 -04 41 05   0.08369 1.0782   137.4    39.6    20.3
    2017 08 01    23 30 43.6 -06 52 42   0.08775 1.0818   138.0    38.9    20.4
    2017 08 02    23 34 52.6 -08 52 43   0.09198 1.0856   138.6    38.2    20.5
    ...
    2017 08 08    23 52 26.7 -17 44 53   0.1200  1.1104   141.6    34.6    21.1
    ...
    2017 08 16    00 03 10.7 -24 26 32   0.1619  1.1491   145.1    30.3    21.7
    ...
    2017 08 31    00 04 18.0 -29 51 13   0.2519  1.2352   150.6    23.6    22.6
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-P05
    

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