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  • MPEC 2022-R155 : 2022 RG4

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    M.P.E.C. 2022-R155                           Issued 2022 September 13, 06:16 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
    
                                    2022 RG4                                 
    
    
    Observations:
         K22R04G* C2022 09 01.40309723 16 40.066-25 00 55.10         21.95wUER155F52
         K22R04G  C2022 09 01.42344723 16 37.968-25 01 31.61         22.15wUER155F52
         K22R04G  C2022 09 01.43356823 16 36.906-25 01 49.74         21.94wUER155F52
         K22R04G  C2022 09 01.52333923 16 27.569-25 04 30.26         21.74GVER155F51
         K22R04G  C2022 09 01.52402523 16 27.503-25 04 31.52         21.96GVER155F51
         K22R04G |C2022 09 03.22979 23 13 32.21 -25 55 06.6          22.2 GVER155807
         K22R04G |C2022 09 03.23349 23 13 31.84 -25 55 12.9          22.2 GVER155807
         K22R04G |C2022 09 03.23718 23 13 31.38 -25 55 19.5          22.3 GVER155807
         K22R04G ^C2022 09 03.46319123 13 07.838-26 02 04.94         22.37GVER155568
         K22R04G ^C2022 09 03.46448123 13 07.705-26 02 07.38         22.26GVER155568
         K22R04G ^C2022 09 03.46588123 13 07.551-26 02 09.86         21.92GVER155568
         K22R04G |C2022 09 13.16932 22 55 17.23 -30 35 23.8          21.9 GVER155807
         K22R04G |C2022 09 13.17598 22 55 16.44 -30 35 34.5          21.9 GVER155807
         K22R04G |C2022 09 13.18301 22 55 15.63 -30 35 45.9          21.9 GVER155807
    
    Observer details:
    568 Mauna Kea.  Observer J. Fairlamb.  Measurers R. Weryk, R. Wainscoat.
        2.24-m University of Hawaii reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M. Huber, Y.
        Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
        Smith.  Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
        Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
        Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2022 RG4                                                 Earth MOID = 0.2701 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 241.27682              (2000.0)            P               Q                  
    n   0.43582343     Peri.  347.09451     -0.84078831     -0.37126444             
    a   1.7229090      Node   154.48457     +0.54123121     -0.59258700             
    e   0.5875964      Incl.   66.16033     +0.01199111     +0.71484500             
    P   2.26           H   18.99          G   0.15           U   7                  
    Residuals in seconds of arc
    220901 F52  0.1-  0.0     220903 807  0.1+  0.1-    220903 568  0.0   0.1-
    220901 F52  0.1+  0.0     220903 807  0.4+  0.2+    220913 807  0.0   0.2+
    220901 F52  0.0   0.0     220903 807  0.5-  0.1+    220913 807  0.1-  0.0
    220901 F51  0.1-  0.0     220903 568  0.0   0.1+    220913 807  0.1+  0.2-
    220901 F51  0.0   0.0     220903 568  0.0   0.1-
    
    Ephemeris:
    2022 RG4                 a,e,i = 1.72, 0.59, 66                  q = 0.7105
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 08 14    23 41 56.1 -16 01 15   1.5606  2.4840   148.9    12.1    22.7
    ...
    2022 08 29    23 22 14.3 -23 18 46   1.4501  2.4282   161.2     7.7    22.3
    ...
    2022 09 06    23 08 38.1 -27 16 11   1.4267  2.3960   159.2     8.6    22.2
    ...
    2022 09 12    22 57 30.7 -30 04 13   1.4255  2.3707   153.8    10.8    22.3
    2022 09 13    22 55 36.7 -30 30 54   1.4266  2.3664   152.7    11.2    22.3
    2022 09 14    22 53 42.1 -30 57 09   1.4281  2.3620   151.6    11.7    22.3
    ...
    2022 09 20    22 42 12.1 -33 24 24   1.4443  2.3354   144.4    14.5    22.4
    ...
    2022 09 28    22 27 21.6 -36 09 38   1.4836  2.2983   134.3    18.2    22.6
    ...
    2022 10 13    22 04 20.6 -39 40 30   1.5972  2.2238   116.0    23.8    22.9
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-R155
    


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