[Iaude] MPEC Y34: 2020 XC7 [a=2.62,e=0.53,i=17.6,H=20.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 18 03:18:55 EST 2020


M.P.E.C. 2020-Y34                             Issued 2020 December 18, 08:17 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 XC7                                    


Observations:
     K20X07C* C2020 12 15.31329202 14 19.452-16 25 12.86         21.05wUEY034F51
     K20X07C  C2020 12 15.32534702 14 20.078-16 24 34.43         20.78wUEY034F51
     K20X07C  C2020 12 15.33758602 14 20.725-16 23 55.70         21.04wUEY034F51
     K20X07C  C2020 12 15.34969102 14 21.361-16 23 17.11         20.74wUEY034F51
     K20X07C KC2020 12 15.78322302 14 48.67 -16 00 24.7          20.5 GVEY034L01
     K20X07C KC2020 12 15.78947802 14 49.01 -16 00 05.0          20.4 GVEY034L01
     K20X07C KC2020 12 15.79573202 14 49.38 -15 59 44.9          20.5 GVEY034L01
     K20X07C |C2020 12 17.04575 02 16 09.40 -14 52 20.4          20.9 GVEY034807
     K20X07C |C2020 12 17.05329 02 16 09.84 -14 51 56.0          20.8 GVEY034807
     K20X07C |C2020 12 17.06061 02 16 10.28 -14 51 32.2          20.8 GVEY034807
     K20X07C KC2020 12 17.08571302 16 12.49 -14 50 32.1                VEY034I52
     K20X07C KC2020 12 17.08697302 16 12.63 -14 50 26.7          20.08GVEY034I52
     K20X07C KC2020 12 17.08823202 16 12.68 -14 50 21.6          20.03GVEY034I52
     K20X07C KC2020 12 17.08949202 16 12.80 -14 50 18.0          20.33GVEY034I52
     K20X07C 1C2020 12 17.81328 02 17 01.03 -14 11 01.2          22.2 VVEY034033
     K20X07C 1C2020 12 17.81560 02 17 01.17 -14 10 54.0          22.2 VVEY034033
     K20X07C 1C2020 12 17.81792 02 17 01.32 -14 10 46.2          22.6 VVEY034033
     K20X07C KC2020 12 18.04846202 17 17.53 -13 58 07.1          21.2 VuEY034H21
     K20X07C KC2020 12 18.05556102 17 17.98 -13 57 43.8          21.1 VuEY034H21

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  Measurers
    E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m reflector +
    CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, D. Pujagic.  1.0-m
    f/2.9 reflector + CCD.

Orbital elements:
2020 XC7                                                 Earth MOID = 0.2751 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 358.02525              (2000.0)            P               Q                  
n   0.23261335     Peri.  336.18351     +0.22655061     -0.92705631             
a   2.6184621      Node    99.61895     +0.93521684     +0.12135939             
e   0.5261419      Incl.   17.63745     +0.27211081     +0.35473722             
P   4.24           H   20.69          G   0.15           U   9                  
Residuals in seconds of arc
201215 F51  0.1+  0.1-    201215 L01  0.0-  0.2+    201217 I52  0.3-  0.6+
201215 F51  0.1+  0.1-    201215 L01  0.2-  0.1-    201217 I52  0.3+  0.1+
201215 F51  0.0-  0.1+    201215 L01  0.1+  0.1+    201217 033  0.2-  0.1+
201215 F51  0.0-  0.1+    201215 L01  0.1+  0.1+    201217 033  0.3-  0.4-
201215 F51  0.0+  0.0-    201217 807  0.0-  0.0-    201217 033  0.2-  0.1-
201215 F51  0.0+  0.0-    201217 807  0.1-  0.1-    201218 H21  0.1+  0.1+
201215 F51  0.0-  0.1+    201217 807  0.1+  0.0-    201218 H21  0.2+  0.2+
201215 F51  0.0-  0.1+    201217 I52 (0.9-  1.8-)   201218 H21  0.2+  0.2+
201215 L01  0.0-  0.2+    201217 I52  0.1+  0.4-

Ephemeris:
2020 XC7                 a,e,i = 2.62, 0.53, 18                  q = 1.2408
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 18    02 05 29.1 -34 10 03   0.4769  1.3088   122.6    39.5    21.2
...
2020 12 03    02 05 50.0 -26 05 45   0.4463  1.2659   119.4    42.7    21.1
...
2020 12 11    02 10 27.5 -20 04 57   0.4367  1.2513   118.1    43.9    21.1
...
2020 12 17    02 16 06.3 -14 54 57   0.4338  1.2444   117.3    44.6    21.1
2020 12 18    02 17 13.8 -14 00 33   0.4337  1.2436   117.2    44.7    21.1
2020 12 19    02 18 24.4 -13 05 29   0.4337  1.2429   117.1    44.8    21.1
...
2020 12 25    02 26 33.0 -07 23 38   0.4367  1.2408   116.4    45.2    21.1
...
2021 01 02    02 40 10.3 +00 28 18   0.4488  1.2436   115.4    45.6    21.2
...
2021 01 17    03 13 36.7 +14 34 57   0.4994  1.2660   113.1    45.6    21.4

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y34




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