[Iaude] MPEC X75: 2020 XC2 [a=1.78,e=0.27,i=26.5,H=21.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 9 03:57:22 EST 2020


M.P.E.C. 2020-X75                              Issued 2020 December 9, 08:56 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2020 XC2                                    


Observations:
     K20X02C* C2020 12 06.33920901 13 14.048+02 46 00.76         21.94wUEX075F51
     K20X02C  C2020 12 06.34905101 13 13.925+02 46 37.70         21.90wUEX075F51
     K20X02C  C2020 12 06.35893201 13 13.813+02 47 14.79         21.52wUEX075F51
     K20X02C |C2020 12 07.11614 01 13 10.81 +03 34 49.7          22.3 GVEX075807
     K20X02C |C2020 12 07.12208 01 13 10.76 +03 35 11.7          22.2 GVEX075807
     K20X02C |C2020 12 07.12803 01 13 10.70 +03 35 33.8          22.1 GVEX075807
     K20X02C |C2020 12 08.08574 01 13 10.33 +04 34 32.2          21.7 GVEX075807
     K20X02C |C2020 12 08.09168 01 13 10.30 +04 34 53.9          21.6 GVEX075807
     K20X02C |C2020 12 08.09763 01 13 10.27 +04 35 15.7          21.7 GVEX075807
     K20X02C |C2020 12 09.06778 01 13 13.42 +05 34 00.0          22.1 GVEX075807
     K20X02C |C2020 12 09.07575 01 13 13.37 +05 34 28.6          22.4 GVEX075807
     K20X02C |C2020 12 09.08129 01 13 13.37 +05 34 48.8          22.1 GVEX075807

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
    Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.

Orbital elements:
2020 XC2                                                 Earth MOID = 0.3146 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M  14.20866              (2000.0)            P               Q                  
n   0.41658162     Peri.  338.58729     +0.74424566     -0.54356208             
a   1.7755626      Node    60.36793     +0.65910355     +0.50367506             
e   0.2740450      Incl.   26.52053     +0.10807828     +0.67145491             
P   2.37           H   21.62          G   0.15           U   9                  
Residuals in seconds of arc
201206 F51  0.0-  0.2+    201206 F51  0.1+  0.1-    201208 807  0.2+  0.0-
201206 F51  0.0-  0.0+    201207 807  0.1-  0.2+    201209 807  0.3+  0.0-
201206 F51  0.0-  0.0+    201207 807  0.1-  0.0+    201209 807  0.3-  0.1-
201206 F51  0.0-  0.0+    201207 807  0.3-  0.0-    201209 807  0.2-  0.2+
201206 F51  0.1+  0.1-    201208 807  0.2+  0.0-
201206 F51  0.1+  0.1-    201208 807  0.2+  0.0-

Ephemeris:
2020 XC2                 a,e,i = 1.78, 0.27, 27                  q = 1.2890
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 09    01 43 25.3 -28 44 30   0.4004  1.2893   131.1    35.4    21.6
...
2020 11 24    01 19 43.3 -11 15 09   0.4153  1.2920   129.5    36.1    21.7
...
2020 12 02    01 14 16.7 -01 56 05   0.4450  1.2978   125.9    38.0    22.0
...
2020 12 08    01 13 10.6 +04 29 04   0.4763  1.3042   122.5    39.6    22.2
2020 12 09    01 13 13.3 +05 29 42   0.4822  1.3054   121.9    39.8    22.2
2020 12 10    01 13 19.8 +06 29 16   0.4882  1.3066   121.3    40.1    22.2
...
2020 12 16    01 15 14.9 +12 04 02   0.5279  1.3151   117.7    41.5    22.5
...
2020 12 24    01 20 54.9 +18 32 09   0.5885  1.3288   113.0    43.0    22.8
...
2021 01 08    01 39 36.4 +28 07 59   0.7187  1.3611   105.1    44.2    23.3

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X75




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