• MPC Preparation (Info)

  • MPEC 2023-B80 : 2016 CN247

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2023-B79 Read MPEC 2023-B81


    M.P.E.C. 2023-B80                              Issued 2023 January 23, 14:04 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 CN247                                
    
    
                               Revision to MPEC 2016-C196                           
    
    Additional Observations:
         K16CO7N 2C2023 01 21.02097908 40 34.634-06 27 49.12         21.7 GVEB080J04
         K16CO7N 2C2023 01 21.02924208 40 34.330-06 28 04.06         21.6 GVEB080J04
         K16CO7N 0C2023 01 22.43330908 39 56.628-07 09 39.76         21.91GVEB080T12
         K16CO7N 0C2023 01 22.43412508 39 56.599-07 09 41.22         22.14GVEB080T12
         K16CO7N 0C2023 01 22.43490008 39 56.569-07 09 42.61         21.86GVEB080T12
    
    Observer details:
    J04 ESA Optical Ground Station, Tenerife.  Observers P. Ruiz, M. Micheli, F.
        Ocana, L. Conversi.  Measurers M. Micheli, R. Kresken, F. Ocana, A.
        Knofel, M. Busch, E. Schwab.  1.0-m f/4.4 reflector + CCD.
    T12 University of Hawaii 88-inch telescope, Maunakea.  Observer 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 (or two decimals in degrees), reference and Delta-T
    230121 J04 0.10+ 0.04+    230122 T12 0.10+ 0.04+    MPO377908   +0.06 days
    
    Orbital elements:
    2016 CN247                                               Earth MOID = 0.2753 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 356.36603              (2000.0)            P               Q                  
    n   0.42165507     Peri.  260.97203     -0.92571887     -0.35183826             
    a   1.7612912      Node   258.33325     +0.37804100     -0.84973289             
    e   0.3081000      Incl.    8.14551     +0.01138312     -0.39263705             
    P   2.34           H   22.44          G   0.15           U   1                  
    Residuals in seconds of arc
    160212 F51  0.1+  0.5+    160217 807  0.1-  0.3-    160317 807  0.1-  0.0
    160212 F51  0.2+  0.3+    160218 807  0.0   0.4-    160328 807  0.4-  0.9-
    160212 F51  0.3-  0.2-    160218 807  0.0   0.1+    160328 807  0.3+  0.3-
    160213 807  0.2+  0.7-    160218 807  0.4-  0.2-    160328 807  0.0   0.5-
    160213 807  0.2-  0.0     160226 691  0.4+  0.3-    160330 807  0.2+  0.4-
    160213 691  0.2+  1.5+    160226 691  0.4-  0.4-    160330 807  0.5-  0.8-
    160213 691  0.1-  0.5+    160228 807  0.1+  0.4+    160330 807  0.2-  0.5-
    160213 691  0.2-  0.8+    160228 807  0.1-  0.2+    160401 807  0.7-  0.6+
    160213 568  0.3-  0.6-    160228 807  0.1+  0.1+    160401 807  0.2-  0.5+
    160213 568  0.3-  0.6-    160302 691  0.5-  0.0     160401 807  0.3-  0.4+
    160213 568  0.2-  0.7-    160302 691  0.6-  0.4+    160409 807  0.4-  0.3+
    160214 807  0.5+  0.3-    160302 691  0.4+  0.3-    160409 807  0.3+  0.0
    160214 807  0.1-  0.5+    160305 807  0.1-  0.1+    160409 807  0.3+  0.1-
    160215 807  0.1+  0.1+    160305 807  0.1+  0.1-    230121 J04  0.1+  0.0
    160215 807  0.4+  0.2+    160305 807  0.1+  0.0     230121 J04  0.1-  0.1-
    160215 807  0.3+  0.1-    160310 474  0.0   0.7+    230122 T12  0.0   0.0
    160215 691  0.2-  0.4+    160310 474  0.6+  0.7+    230122 T12  0.0   0.0
    160215 691  0.3+  0.5+    160310 474  0.8+  0.2-    230122 T12  0.0   0.0
    160217 807  0.0   0.2+    160317 807  0.4+  0.1-
    160217 807  0.1-  0.1-    160317 807  0.0   0.4+
    
    Ephemeris:
    2016 CN247               a,e,i = 1.76, 0.31, 8                   q = 1.2186
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 12 24    08 39 01.7 +07 27 55   0.4467  1.3581   140.4    27.5    22.6
    ...
    2023 01 08    08 43 32.5 +00 12 40   0.3649  1.3096   149.0    22.8    21.9
    ...
    2023 01 16    08 42 22.9 -03 54 42   0.3333  1.2870   151.8    21.2    21.6
    ...
    2023 01 22    08 40 08.2 -06 56 38   0.3151  1.2719   152.5    21.0    21.5
    2023 01 23    08 39 40.6 -07 26 03   0.3125  1.2695   152.4    21.0    21.5
    2023 01 24    08 39 11.8 -07 55 07   0.3100  1.2672   152.4    21.1    21.4
    ...
    2023 01 30    08 36 03.8 -10 40 17   0.2977  1.2543   151.3    22.1    21.4
    ...
    2023 02 07    08 31 57.1 -13 47 59   0.2875  1.2400   148.3    24.7    21.3
    ...
    2023 02 22    08 28 44.4 -17 28 42   0.2839  1.2228   141.0    30.6    21.5
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-B80
    


    Read MPEC 2023-B79 Read MPEC 2023-B81


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)