• MPC Preparation (Info)

  • MPEC 2018-O11 : S/2017 J 3

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    M.P.E.C. 2018-O11                                Issued 2018 July 17, 13:59 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
    
                                      S/2017 J 3
    
    Observations:
        SK17J030 5C2016 02 05.64942 11 37 40.05 +04 13 10.2          23.5 rcEO011568
        SK17J030 5C2016 02 05.66018 11 37 39.84 +04 13 11.2          23.5 rcEO011568
        SK17J030 5C2017 02 24.62272 13 21 44.71 -06 27 01.6          23.4 rcEO011568
        SK17J030*.C2017 03 23.24858 13 14 12.07 -05 22 10.9          23.8 rcEO011807
        SK17J030 .C2017 03 23.27130 13 14 11.54 -05 22 06.9          23.5 rcEO011807
        SK17J030 .C2017 03 26.28417 13 13 01.37 -05 13 15.6          23.4 rcEO011807
        SK17J030 .C2017 03 26.32711 13 13 00.31 -05 13 07.8          23.5 rcEO011807
        SK17J030  C2017 04 22.09198 13 02 00.77 -03 56 00.8          23.4 rcEO011304
        SK17J030  C2017 04 22.12247 13 02 00.04 -03 55 56.3          23.4 rcEO011304
        SK17J030  C2017 04 23.10848 13 01 37.18 -03 53 26.7          23.4 rcEO011304
        SK17J030  C2017 04 23.13081 13 01 36.66 -03 53 23.4          23.4 rcEO011304
        SK17J030 .C2018 04 12.19240 15 09 13.694-17 18 28.42         23.9 rUEO011807
        SK17J030 .C2018 04 12.19562 15 09 13.540-17 18 28.16         24.2 rUEO011807
        SK17J030 .C2018 04 13.17718 15 08 48.498-17 16 41.30         24.1 rUEO011807
        SK17J030 .C2018 04 13.19587 15 08 47.987-17 16 38.97         24.1 rUEO011807
        SK17J030 .C2018 05 12.14135 14 54 24.624-16 12 11.60         24.2 rUEO011807
        SK17J030 .C2018 05 12.16110 14 54 23.969-16 12 08.58         24.3 rUEO011807
        SK17J030  C2018 05 17.25358 14 51 48.236-15 59 47.21         24.2 rUEO011304
        SK17J030  C2018 05 17.26616 14 51 47.862-15 59 45.39         24.3 rUEO011304
    
    Observer details:
    304 Las Campanas Observatory.  Observer S. S. Sheppard.  6.5-m Magellan-Baade
        telescope + CCD.
    568 Mauna Kea.  Observers S. S. Sheppard, D. J. Tholen, C. Trujillo.  8.2-m
        Subaru Telescope + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observer S. S. Sheppard.  4.0-m
        CTIO reflector + CCD.
    
    Orbital elements:
    S/2017 J 3
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M  91.21136              (2000.0)            P               Q
    n   0.59429690     Peri.  171.64840     -0.00689157     -0.85005619
    a   0.1379653      Node    82.51383     -0.94541470     +0.17712675
    e   0.1477301      Incl.  147.91516     -0.32579681     -0.49601470
    P   1.66           H   16.5           P/d   605.76
    From 19 observations 2016 Feb. 5-2018 May 17, mean residual 0".31.
    
    Residuals in seconds of arc
    160205 568  0.0   0.0     170422 304  0.2+  0.1+    180413 807  0.2+  0.7+
    160205 568  0.1-  0.0     170422 304  0.3+  0.0     180512 807  0.3+  0.4-
    170224 568  0.4-  0.8+    170423 304  0.1-  0.0     180512 807  0.1-  0.3-
    170323 807  0.1-  0.3-    170423 304  0.0   0.0     180517 304  0.2+  0.3-
    170323 807  0.0   0.3-    180412 807  0.0   0.1+    180517 304  0.3+  0.3-
    170326 807  0.1+  0.0     180412 807  1.0-  0.0
    170326 807  0.1-  0.2+    180413 807  0.4+  0.4+
    
    Gareth V. Williams           (C) Copyright 2018 MPC           M.P.E.C. 2018-O11
    

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