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  • MPEC 2024-A13 : 2016 CK246

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    M.P.E.C. 2024-A13                               Issued 2024 January 2, 14:24 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
    
                                   2016 CK246                                
    
    
                               Revision to MPEC 2016-C177                           
    
    Additional Observations:
         K16CO6K  C2023 12 24.44229907 39 29.427+38 43 34.48         21.64GVEA013F51
         K16CO6K  C2023 12 24.45161707 39 29.578+38 43 29.84         21.25GVEA013F51
         K16CO6K  C2023 12 24.46087207 39 29.735+38 43 25.30         21.80GVEA013F51
         K16CO6K  C2023 12 24.47012007 39 29.873+38 43 20.70         21.90GVEA013F51
         K16CO6K  C2023 12 25.49661907 39 55.102+38 34 05.41         21.38GVEA013F51
         K16CO6K  C2023 12 25.50525407 39 55.218+38 34 00.57         21.89GVEA013F51
         K16CO6K  C2023 12 25.51388407 39 55.353+38 33 55.49         21.70GVEA013F51
         K16CO6K  C2023 12 25.52254107 39 55.474+38 33 50.70         21.47GVEA013F51
         K16CO6K  C2023 12 31.49381407 41 50.205+37 22 10.65         21.05GVEA013F51
         K16CO6K  C2023 12 31.50881507 41 50.252+37 21 57.05         20.93GVEA013F52
         K16CO6K  C2023 12 31.51658707 41 50.299+37 21 50.14         21.02GVEA013F52
         K16CO6K  C2023 12 31.52214207 41 50.309+37 21 45.16         21.30GVEA013F51
         K16CO6K  C2023 12 31.52438807 41 50.287+37 21 42.82         21.16GVEA013F52
         K16CO6K  C2023 12 31.53221707 41 50.348+37 21 35.71         21.14GVEA013F52
         K16CO6K 1C2024 01 01.36879107 42 02.423+37 08 39.16         20.61GVEA013G96
         K16CO6K 1C2024 01 01.37303507 42 02.416+37 08 35.30         21.07GVEA013G96
         K16CO6K 1C2024 01 01.37727207 42 02.401+37 08 30.95         20.33GVEA013G96
         K16CO6K 1C2024 01 01.38151407 42 02.434+37 08 27.02         21.32GVEA013G96
         K16CO6K  C2024 01 01.46598007 42 03.961+37 07 10.78         20.81iXEA013F51
         K16CO6K  C2024 01 01.47311607 42 03.954+37 07 03.94         20.98iXEA013F51
         K16CO6K  C2024 01 01.48025007 42 03.981+37 06 57.03         20.90iXEA013F51
         K16CO6K  C2024 01 01.48743507 42 03.998+37 06 50.22         20.68iXEA013F51
         K16CO6K  C2024 01 01.58687607 42 04.276+37 05 11.43         21.07GVEA013F51
         K16CO6K  C2024 01 01.58751907 42 04.285+37 05 10.78         20.86GVEA013F51
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, 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.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
        Schultz, I. Smith.  Measurers K. Chambers, 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.
    G96 Mt. Lemmon Survey.  Observer K. W. Wierzchos.  Measurers E. C. Beshore, D.
        Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J.
        K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
        Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
    231224 F51   19+    3+    240101 F51   22+    3+    MPO782211   +9.83 days
    
    Orbital elements:
    2016 CK246                                               Earth MOID = 0.1359 AU
    Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
    M 338.75916              (2000.0)            P               Q                  
    n   0.12444522     Peri.  219.04128     -0.93918668     -0.29046301             
    a   3.9732928      Node   303.12738     +0.34340459     -0.79639383             
    e   0.7295445      Incl.   12.63556     -0.00129381     -0.53046028             
    P   7.92           H   21.65          G   0.15           U   0                  
    Residuals in seconds of arc
    160210 G96  0.3+  0.2+    160309 C51  0.3-  0.1+    160314 C51  0.8-  1.0-
    160210 G96  0.0   0.9-    160310 C51  0.3-  0.7-    160314 C51  0.4-  0.1-
    160210 G96  0.2+  0.2+    160310 C51  0.1+  0.5-    160314 C51  0.1-  1.5-
    160210 G96  0.1+  0.4+    160310 C51  0.1-  0.3-    160314 C51  0.2-  0.1+
    160210 G96  0.3+  0.1+    160310 C51  0.2+  0.2-    160314 C51  0.4-  0.2+
    160210 G96  0.1-  0.0     160310 C51  0.2-  0.2-    160314 C51  0.5-  0.1+
    160210 G96  0.2+  0.4+    160310 C51  0.3-  0.4-    160314 C51  0.2+  0.1+
    160210 H01  0.0   0.1+    160310 C51  0.2-  0.1-    160315 807  0.1+  0.0
    160210 H01  0.1+  0.2-    160310 C51  0.1-  0.5+    160315 807  0.0   0.0
    160210 H01  0.2+  0.0     160310 C51  0.5-  0.0     160315 807  0.0   0.1+
    160210 H01  0.2+  0.1+    160311 C51  0.0   0.0     160315 C51  0.1-  0.4+
    160211 926  0.1-  0.1+    160311 C51  1.0-  0.1+    160315 C51  0.2+  0.0
    160211 926  0.1+  0.3+    160311 C51  0.7-  0.4+    160315 C51  0.1-  1.0+
    160211 926  0.0   0.3-    160311 C51  0.7+  0.8-    160315 C51  0.0   0.0
    160211 G96  1.2+  0.1+    160311 C51  0.0   0.3-    160315 C51  0.5-  0.1+
    160211 G96  0.3+  0.1-    160311 C51  0.0   0.0     160315 C51  0.1-  0.6+
    160211 G96  0.0   0.1+    160311 C51  1.1+  0.5-    160315 C51  0.0   0.2+
    160211 G96  0.1-  0.1+    160311 C51  0.0   0.9-    160315 C51  0.0   0.1+
    160211 G96  0.1-  0.2+    160311 C51  1.0+  0.6+    160315 C51  0.2+  0.9+
    160212 H01  0.0   0.1-    160311 C51  0.7-  0.6+    160315 C51  0.2-  0.6+
    160212 H01  0.1+  0.0     160311 C51  0.1+  0.2-    160315 C51  0.6-  0.6+
    160212 H01  0.1+  0.1+    160311 C51  0.3+  0.2-    160315 C51  0.3-  0.4+
    160212 H01  0.1+  0.0     160311 C51  0.2+  0.0     160316 C51  0.2-  0.0
    160212 926  0.3+  0.3-    160312 C51  0.0   0.6-    160316 C51  0.2-  0.1+
    160212 926  0.5-  0.1+    160312 C51  0.2-  0.0     160316 C51  0.2-  0.6+
    160212 G96  0.6-  0.0     160312 C51  0.4-  0.2-    160316 C51  0.0   0.3+
    160212 G96  0.7+  0.3-    160312 C51  0.5-  0.2+    231224 F51  0.1+  0.0
    160212 G96  0.1-  0.2-    160312 C51  0.3-  0.0     231224 F51  0.0   0.0
    160212 G96  0.1-  0.3+    160312 C51  0.3-  0.2-    231224 F51  0.1+  0.1+
    160214 H01  0.1+  0.1+    160312 C51  0.1+  0.0     231224 F51  0.1-  0.1+
    160214 H01  0.1+  0.2-    160312 C51  0.0   0.6-    231225 F51  0.0   0.1-
    160214 H01  0.2+  0.1-    160312 C51  0.3-  1.3-    231225 F51  0.0   0.0
    160214 H01  0.0   0.0     160312 C51  0.3-  0.9+    231225 F51  0.1+  0.1-
    160226 705  0.0   0.3+    160312 C51  0.0   0.1+    231225 F51  0.0   0.1+
    160226 705  0.0   0.2+    160312 C51  0.5-  0.4+    231231 F51  0.0   0.2-
    160226 705  0.1+  0.6+    160312 C51  0.4-  0.1-    231231 F52  0.1-  0.2-
    160301 291  0.3-  0.3-    160313 C51  0.2+  0.2+    231231 F52  0.1+  0.0
    160301 291  0.3+  0.5-    160313 C51  0.6-  0.0     231231 F51  0.0   0.1+
    160301 291  0.4-  0.8-    160313 C51  1.1+  0.0     231231 F52  0.4-  0.2-
    160308 C51  0.2-  0.2-    160313 C51  0.6-  0.2-    231231 F52  0.1-  0.1-
    160308 C51  0.1+  0.1-    160313 C51  0.8-  0.1-    240101 G96  0.6+  0.2+
    160308 C51  0.1-  0.3+    160313 C51  0.2-  0.5-    240101 G96  0.3+  0.4+
    160308 C51  0.1-  0.3+    160313 C51  0.1+  0.8+    240101 G96  0.0   0.1+
    160309 C51  0.6-  0.4+    160313 C51  0.2-  0.2+    240101 G96  0.2+  0.3+
    160309 C51  0.2-  0.1-    160313 C51  0.1+  0.3-    240101 F51  0.0   0.0
    160309 C51  0.7-  0.6-    160313 C51  0.1-  0.3-    240101 F51  0.2-  0.0
    160309 C51  0.5-  0.6-    160314 C51  0.6-  1.6-    240101 F51  0.1-  0.0
    160309 C51  0.0   1.5-    160314 C51  0.7-  0.4+    240101 F51  0.0   0.1+
    160309 C51  0.6-  0.1-    160314 C51  0.7-  0.2+    240101 F51  0.1-  0.1+
    160309 C51  0.3+  0.0     160314 C51  0.3+  0.4-    240101 F51  0.0   0.1+
    
    Ephemeris:
    2016 CK246               a,e,i = 3.97, 0.73, 13                  q = 1.0746
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 12 03    07 23 58.1 +39 54 50   0.7237  1.6087   139.9    23.2    23.1
    ...
    2023 12 18    07 36 09.0 +39 25 44   0.5374  1.4763   150.7    19.0    22.1
    ...
    2023 12 26    07 40 07.0 +38 29 10   0.4511  1.4087   156.5    16.1    21.5
    ...
    2024 01 01    07 41 57.5 +37 14 24   0.3922  1.3600   160.9    13.7    21.1
    2024 01 02    07 42 10.7 +36 58 23   0.3829  1.3521   161.6    13.3    21.0
    2024 01 03    07 42 22.3 +36 41 11   0.3737  1.3442   162.3    12.8    20.9
    ...
    2024 01 09    07 43 06.6 +34 29 00   0.3216  1.2984   166.5    10.2    20.4
    ...
    2024 01 17    07 43 28.1 +29 49 22   0.2604  1.2416   170.9     7.2    19.7
    ...
    2024 02 01    07 47 02.9 +12 09 30   0.1741  1.1527   162.8    14.6    19.0
    
    A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-A13
    


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