• MPC Preparation (Info)

  • MPEC 2017-P19 : 2017 OA68

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2017-P18 Read MPEC 2017-P20


    M.P.E.C. 2017-P19                                Issued 2017 Aug. 4, 14:36 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 OA68
    
    Observations:
         K17O68A* C2017 07 26.46166 21 31 54.932-12 20 46.80         21.6 wLEP019F51
         K17O68A  C2017 07 26.47263 21 31 54.504-12 21 49.13         21.2 wLEP019F51
         K17O68A  C2017 07 26.48360 21 31 54.068-12 22 50.87         21.3 wLEP019F51
         K17O68A  C2017 07 26.49455 21 31 53.647-12 23 52.83         21.4 wLEP019F51
         K17O68A  C2017 07 29.46777 21 30 24.835-17 01 02.29         21.1 wLEP019F51
         K17O68A  C2017 07 29.48981 21 30 23.837-17 03 03.67         21.1 wLEP019F51
         K17O68A  C2017 07 29.50083 21 30 23.342-17 04 04.15         20.9 wLEP019F51
         K17O68A |C2017 07 30.30758 21 29 55.85 -18 17 23.5          20.9 VuEP019807
         K17O68A |C2017 07 30.31185 21 29 55.64 -18 17 46.7          20.8 VuEP019807
         K17O68A |C2017 07 30.31623 21 29 55.46 -18 18 10.0          21.0 VuEP019807
         K17O68A KC2017 08 03.26362221 27 30.48 -24 05 08.1          21.6 VuEP019H21
         K17O68A KC2017 08 03.26960321 27 30.20 -24 05 38.4          21.8 VuEP019H21
         K17O68A KC2017 08 03.27585721 27 29.88 -24 06 10.0          21.5 VuEP019H21
    
    Observer details:
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    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.  0.76-m f/3.0
        astrograph + CCD, 1.3-m f/4.0 astrograph + CCD.
    
    Orbital elements:
    2017 OA68                                                Earth MOID = 0.2613 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  58.15448              (2000.0)            P               Q
    n   0.51611386     Peri.  120.13182     -0.29184414     +0.88614430
    a   1.5392377      Node   128.30875     -0.95629969     -0.27735571
    e   0.2363498      Incl.   27.30590     +0.01782970     -0.37124397
    P   1.91           H   22.5           G   0.15           U   7
    Residuals in seconds of arc
    170726 F51  0.0   0.1+    170729 F51  0.0   0.0     170803 H21  0.1-  0.1+
    170726 F51  0.0   0.2-    170729 F51  0.0   0.2+    170803 H21  0.2+  0.0
    170726 F51  0.1-  0.1+    170730 807  0.1-  0.2-    170803 H21  0.0   0.1-
    170726 F51  0.0   0.0     170730 807  0.4-  0.2-
    170729 F51  0.1+  0.2-    170730 807  0.2-  0.3+
    
    Ephemeris:
    2017 OA68                a,e,i = 1.54, 0.24, 27                  q = 1.1754
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 07 05    21 31 21.6 +16 58 23   0.3336  1.2387   125.0    42.2    22.2
    ...
    2017 07 20    21 33 58.7 -02 16 08   0.2909  1.2766   150.1    23.4    21.5
    ...
    2017 07 28    21 31 10.8 -14 44 41   0.2920  1.2992   164.5    12.0    21.1
    ...
    2017 08 03    21 27 40.8 -23 42 23   0.3062  1.3171   169.7     7.9    21.1
    2017 08 04    21 27 01.2 -25 06 03   0.3096  1.3201   169.4     8.1    21.1
    2017 08 05    21 26 20.6 -26 27 33   0.3133  1.3232   168.8     8.6    21.2
    ...
    2017 08 11    21 22 07.6 -33 45 44   0.3415  1.3419   161.6    13.8    21.6
    ...
    2017 08 19    21 16 51.1 -41 06 06   0.3921  1.3675   150.7    21.2    22.2
    ...
    2017 09 03    21 12 28.0 -48 36 37   0.5146  1.4172   134.4    30.6    23.1
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-P19
    

    Read MPEC 2017-P18 Read MPEC 2017-P20


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)