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  • MPEC 2022-R156 : 2022 RH4

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    M.P.E.C. 2022-R156                           Issued 2022 September 13, 06:17 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 RH4                                 
    
    
    Observations:
         K22R04H* C2022 09 03.38136822 15 04.206+05 37 05.98         22.04wUER156F51
         K22R04H  C2022 09 03.39328222 15 04.347+05 37 14.71         22.51wUER156F51
         K22R04H  C2022 09 03.41715522 15 04.619+05 37 32.27         22.41wUER156F51
         K22R04H ^C2022 09 03.50031122 15 05.653+05 38 33.10         22.27GVER156568
         K22R04H ^C2022 09 03.50189122 15 05.679+05 38 34.17         22.74GVER156568
         K22R04H  C2022 09 03.50566922 15 05.772+05 38 36.56         22.03GVER156F51
         K22R04H  C2022 09 03.50636522 15 05.772+05 38 36.92         22.40GVER156F51
         K22R04H ^C2022 09 03.50863122 15 05.766+05 38 39.00         22.61GVER156568
         K22R04H ^C2022 09 03.50999122 15 05.799+05 38 40.05         22.46GVER156568
         K22R04H ^C2022 09 04.24123822 15 26.120+05 47 24.26         22.47GVER156568
         K22R04H ^C2022 09 04.24245022 15 26.138+05 47 25.16         22.33GVER156568
         K22R04H ^C2022 09 04.24366022 15 26.164+05 47 26.09         22.18GVER156568
         K22R04H |C2022 09 13.09839 22 19 41.62 +07 11 39.2          22.4 GVER156807
         K22R04H |C2022 09 13.11002 22 19 41.93 +07 11 43.9          22.4 GVER156807
         K22R04H |C2022 09 13.12109 22 19 42.21 +07 11 48.5          22.6 GVER156807
    
    Observer details:
    568 Mauna Kea.  Observers J. Fairlamb, R. Wainscoat, C. Cunningham, H.
        Flewelling.  Measurers R. Weryk, R. Wainscoat.  2.24-m University of
        Hawaii reflector + CCD, 3.6-m Canada-France-Hawaii Telescope + 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, T. Lowe, A. Schultz, I.
        Smith, K. Chambers.  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 RH4                                                 Earth MOID = 0.2756 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 357.18980              (2000.0)            P               Q                  
    n   0.30894737     Peri.   29.87297     +0.83728197     +0.54111529             
    a   2.1671038      Node   297.16251     -0.51750007     +0.73794971             
    e   0.4075938      Incl.    5.05807     -0.17650095     +0.40326724             
    P   3.19           H   23.94          G   0.15           U   8                  
    Residuals in seconds of arc
    220903 F51  0.1-  0.0     220903 F51  0.3+  0.0     220904 568  0.1-  0.0
    220903 F51  0.1-  0.0     220903 F51  0.1+  0.1-    220904 568  0.0   0.1+
    220903 F51  0.3-  0.0     220903 568  0.0   0.1-    220913 807  0.3-  0.3+
    220903 568  0.0   0.0     220903 568 (0.2+  0.0 )   220913 807  0.1+  0.1-
    220903 568  0.1+  0.1-    220904 568  0.0   0.0     220913 807  0.3+  0.3-
    
    Ephemeris:
    2022 RH4                 a,e,i = 2.17, 0.41, 5                   q = 1.2838
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 08 14    22 07 46.7 -00 24 24   0.2804  1.2844   163.5    13.0    22.5
    ...
    2022 08 29    22 13 06.8 +04 23 17   0.2851  1.2881   165.5    11.3    22.5
    ...
    2022 09 06    22 16 08.8 +06 07 24   0.2981  1.2968   163.6    12.7    22.6
    ...
    2022 09 12    22 19 04.4 +07 03 05   0.3124  1.3061   161.1    14.4    22.8
    2022 09 13    22 19 37.7 +07 10 39   0.3152  1.3079   160.7    14.8    22.8
    2022 09 14    22 20 12.4 +07 17 44   0.3181  1.3098   160.2    15.1    22.9
    ...
    2022 09 20    22 24 08.1 +07 51 21   0.3378  1.3223   157.2    17.1    23.1
    ...
    2022 09 28    22 30 44.7 +08 16 45   0.3704  1.3425   152.8    19.9    23.4
    ...
    2022 10 13    22 47 27.8 +08 33 15   0.4513  1.3899   144.4    24.7    24.1
    
    M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-R156
    


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