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  • MPEC 2021-C223 : 2012 RO48

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    M.P.E.C. 2021-C223                            Issued 2021 February 11, 22:34 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
    
                                    2012 RO48                                
    
    
    Observations:
         K12R48O* C2012 09 15.17809 00 37 49.92 +10 30 49.7          20.4 VoEC223691
         K12R48O  C2012 09 15.19585 00 37 49.52 +10 30 23.3          20.3 VoEC223691
         K12R48O  C2012 09 15.21359 00 37 49.17 +10 29 56.8          20.2 VoEC223691
         K12R48O  C2012 09 25.19667 00 34 09.60 +06 29 13.4          20.5 VoEC223691
         K12R48O  C2012 09 25.21435 00 34 09.08 +06 28 50.0          20.7 VoEC223691
         K12R48O  C2012 09 25.23839 00 34 08.37 +06 28 17.6          20.7 VoEC223691
         K12R48O  C2012 09 25.35090 00 34 04.83 +06 25 45.8          20.1 VrEC223G96
         K12R48O  C2012 09 25.35779 00 34 04.62 +06 25 36.1          20.2 VrEC223G96
         K12R48O  C2012 09 25.36390 00 34 04.40 +06 25 28.1          20.0 VrEC223G96
         K12R48O  C2012 09 25.37004 00 34 04.22 +06 25 19.7          20.1 VrEC223G96
         K12R48O  C2012 10 05.29689 00 30 20.16 +03 05 14.3          20.3 VrEC223G96
         K12R48O  C2012 10 05.30366 00 30 19.94 +03 05 07.1          20.5 VrEC223G96
         K12R48O  C2012 10 05.31050 00 30 19.87 +03 04 59.5          20.7 VrEC223G96
         K12R48O  C2012 10 05.31734 00 30 19.65 +03 04 52.1          20.4 VrEC223G96
         K12R48O  C2012 10 14.38234 00 28 08.36 +00 47 57.9          20.8 VrEC223G96
         K12R48O  C2012 10 14.38995 00 28 08.25 +00 47 52.2          20.8 VrEC223G96
         K12R48O  C2012 10 14.39760 00 28 08.22 +00 47 46.1          22.1 VrEC223G96
         K12R48O  C2012 10 14.40524 00 28 08.11 +00 47 40.8          21.2 VrEC223G96
    
    Observer details:
    691 Steward Observatory, Kitt Peak-Spacewatch.  Observers R. S. McMillan, T.
        H. Bressi.  0.9-m f/3 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observers A. D. Grauer, S. M. Larson, J. A. Johnson.
        Measurers A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E.
        Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector +
        CCD.
    
    Orbital elements:
    2012 RO48                                                Earth MOID = 0.1924 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
    M 119.93204              (2000.0)            P               Q
    n   0.27315846     Peri.  113.34921     +0.54288924     +0.83951537
    a   2.3524818      Node   189.62268     -0.81059260     +0.51696739
    e   0.5066003      Incl.    7.57220     -0.21956982     +0.16720840
    P   3.61           H   20.9           G   0.15           U   6
    Residuals in seconds of arc
    120915 691  0.0   0.1-    120925 G96  0.3+  0.1+    121005 G96  0.8+  0.2-
    120915 691  0.3-  0.0     120925 G96  0.4+  0.3-    121005 G96  0.2+  0.3-
    120915 691  0.4+  0.0     120925 G96  0.0   0.0     121014 G96  0.3-  0.0
    120925 691  0.5-  0.1-    120925 G96  0.1+  0.1-    121014 G96  0.5-  0.1+
    120925 691  0.3-  0.3+    121005 G96  0.1-  0.2+    121014 G96  0.5+  0.3-
    120925 691  0.0   0.2+    121005 G96  0.8-  0.2+    121014 G96  0.2+  0.2+
    
    Ephemeris:
    2012 RO48                a,e,i = 2.35, 0.51, 8                   q = 1.1607
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 01 12    06 31 40.0 +12 35 07   2.3659  3.3174   162.6     5.1    25.8
    ...
    2021 01 27    06 18 38.4 +13 10 01   2.4879  3.3515   146.2     9.4    26.1
    ...
    2021 02 04    06 13 30.0 +13 31 16   2.5771  3.3685   137.3    11.4    26.3
    ...
    2021 02 10    06 10 36.1 +13 47 51   2.6531  3.3807   130.7    12.8    26.4
    2021 02 11    06 10 12.1 +13 50 39   2.6665  3.3827   129.6    13.0    26.4
    2021 02 12    06 09 49.5 +13 53 27   2.6800  3.3847   128.6    13.2    26.5
    ...
    2021 02 18    06 08 04.1 +14 10 18   2.7646  3.3963   122.2    14.2    26.6
    ...
    2021 02 26    06 07 02.5 +14 32 35   2.8850  3.4111   114.1    15.4    26.7
    ...
    2021 03 13    06 08 53.0 +15 12 02   3.1263  3.4367    99.7    16.6    26.9
    
    A. U. Tomatic                (C) Copyright 2021 MPC           M.P.E.C. 2021-C223
    


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