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    • MPEC 2023-D45 : S/2022 J 2

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    M.P.E.C. 2023-D45                             Issued 2023 February 22, 18:18 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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/2022 J 2                                
                          Satellite of Jupiter                           


Observations:
    SK22J020  C2022 09 18.12407 00 17 51.630-00 27 36.83         24.2 rVED045304
    SK22J020  C2022 09 18.13590 00 17 51.308-00 27 38.55         24.0 rVED045304
    SK22J020* C2022 10 15.16527 00 05 56.344-01 38 27.58         23.9 rVED045304
    SK22J020  C2022 10 15.17609 00 05 56.077-01 38 29.10         24.0 rVED045304
    SK22J020  C2022 10 16.12155 00 05 33.952-01 40 29.56         24.1 rVED045304
    SK22J020  C2022 10 16.13182 00 05 33.709-01 40 30.95         24.1 rVED045304
    SK22J020  C2022 11 18.05065 23 58 03.749-02 11 23.81         24.1 rVED045304

Observer details:
304 Las Campanas Observatory.  Observer S. S. Sheppard.  6.5-m Magellan-Baade
    telescope + CCD.

Orbital elements:
    S/2022 J 2                                                                  
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Alexandersen            
M 257.85858              (2000.0)            P               Q                  
n   0.52516004     Peri.  135.21875     +0.96044184     +0.24581575             
a   0.1498228      Node   148.74603     +0.12606849     -0.80281298             
e   0.1820416      Incl.  165.39031     +0.24831071     -0.54319972             
P   1.88           H   17.6           P/d   685.51                              
From 7 observations 2022 Sep. 18-2022 Nov. 18, mean residual 0".07              

Residuals in seconds of arc
220918 304  0.0   0.1-    221015 304  0.0   0.1-    221118 304  0.0   0.0
220918 304  0.0   0.1+    221016 304  0.1-  0.1+
221015 304  0.0   0.0     221016 304  0.0   0.0


M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-D45

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