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  • MPEC 2022-T112 : 2016 CR247

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    M.P.E.C. 2022-T112                              Issued 2022 October 8, 14:04 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
    
                                   2016 CR247                                
    
    
                               Revision to MPEC 2016-C200                           
    
    Additional Observations:
         K16CO7R  C2022 09 22.62700106 59 38.757+36 37 42.70         23.25GVET112T12
         K16CO7R  C2022 09 22.63080406 59 39.964+36 37 47.11         23.32GVET112T12
         K16CO7R 0C2022 09 26.59107907 21 24.471+37 45 13.83         23.09GVET112T12
         K16CO7R 0C2022 09 26.59645207 21 26.225+37 45 18.93         23.12GVET112T12
    
    Observer details:
    T12 University of Hawaii 88-inch telescope, Maunakea.  Observers D. J. Tholen,
        D. Hung.  Measurer D. J. Tholen.  2.24-m f/10.1 reflector + 2112 x 2112
        pixels STA1600 10k CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    220922 T12 60.9+ 10.8+    220926 T12 57.4+ 20.0+    MPO380413   +0.04 days
    
    Orbital elements:
    2016 CR247                                          PHA, Earth MOID = 0.0429 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 297.50116              (2000.0)            P               Q                  
    n   0.84544967     Peri.   57.94999     +0.54082038     -0.84113261             
    a   1.1076712      Node   359.28870     +0.66533181     +0.42999149             
    e   0.0916524      Incl.   14.17167     +0.51463277     +0.32802933             
    P   1.17           H   21.76          G   0.15           U   1                  
    Residuals in seconds of arc
    160211 F51  0.1-  0.2+    160303 291  0.1+  0.2+    160321 807  0.2+  0.4-
    160211 F51  0.0   0.1+    160303 568  0.0   0.1+    160330 807  0.1-  0.1-
    160211 F51  0.3-  0.2+    160303 568  0.1-  0.3+    160330 807  0.0   0.0
    160212 291  0.1-  0.2-    160305 807  0.1-  0.0     160330 807  0.2-  0.2+
    160212 291  0.0   0.1-    160305 807  0.3+  0.2-    160330 807  0.2-  0.1+
    160212 291  0.2+  0.2+    160305 807  0.7+  0.1-    160330 807  0.1-  0.0
    160212 568  0.1-  0.1+    160307 F51  0.2+  0.2-    160422 807  0.3+  0.2+
    160212 568  0.1-  0.0     160307 F51  0.0   0.1-    160422 807  0.5+  0.4-
    160212 568  0.1-  0.1+    160307 F51  0.0   0.1-    160422 807  0.4+  0.4+
    160215 291  0.3+  0.1+    160307 F51  0.2+  0.0     220922 T12  0.1+  0.0
    160215 291  0.6+  0.1+    160314 I52  0.6+  0.6+    220922 T12  0.0   0.0
    160215 291  0.3-  0.6-    160314 I52  0.1+  0.1-    220926 T12  0.1-  0.0
    160303 291  0.0   0.5-    160321 807  0.8-  0.2+    220926 T12  0.0   0.0
    160303 291  0.1+  0.1+    160321 807  0.3-  0.1-
    
    Ephemeris:
    2016 CR247               a,e,i = 1.11, 0.09, 14                  q = 1.0062
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 09 08    05 43 45.4 +30 26 47   0.4917  1.0305    78.6    73.5    22.9
    ...
    2022 09 23    07 01 39.7 +36 44 39   0.4942  1.0171    77.4    74.3    22.9
    ...
    2022 10 01    07 45 49.6 +38 41 55   0.5005  1.0119    76.8    74.4    22.9
    ...
    2022 10 07    08 19 02.9 +39 27 39   0.5070  1.0091    76.4    74.3    22.9
    2022 10 08    08 24 32.5 +39 31 48   0.5082  1.0087    76.4    74.3    22.9
    2022 10 09    08 30 00.9 +39 34 59   0.5094  1.0084    76.3    74.3    22.9
    ...
    2022 10 15    09 02 17.0 +39 34 29   0.5171  1.0068    76.1    74.0    22.9
    ...
    2022 10 23    09 43 08.4 +38 46 29   0.5279  1.0062    75.9    73.6    23.0
    ...
    2022 11 07    10 50 52.5 +35 24 53   0.5467  1.0096    76.0    72.3    23.0
    
    A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-T112
    


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