[Iaude] MPEC Y76: 2020 XD7 [a=1.14,e=0.10,i=1.5,H=25.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 21 12:31:56 EST 2020


M.P.E.C. 2020-Y76                             Issued 2020 December 21, 17:30 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 XD7                                    


Observations:
     K20X07D* C2020 12 10.50402504 57 59.714+09 54 11.43         21.72wUEY076F51
     K20X07D  C2020 12 10.51505404 57 58.346+09 53 57.56         21.35wUEY076F51
     K20X07D  C2020 12 10.52601904 57 57.000+09 53 43.67         21.67wUEY076F51
     K20X07D  C2020 12 20.26466104 42 03.46 +06 47 20.3          21.35GVEY076G96
     K20X07D  C2020 12 20.27030804 42 02.71 +06 47 14.0          21.38GVEY076G96
     K20X07D  C2020 12 20.27594504 42 01.96 +06 47 08.8          21.54GVEY076G96
     K20X07D  C2020 12 20.28159004 42 01.24 +06 47 03.3          21.56GVEY076G96
     K20X07D KC2020 12 20.37263704 41 49.93 +06 45 25.7          21.41GVEY076V06
     K20X07D KC2020 12 20.37501304 41 49.60 +06 45 23.1          21.72GVEY076V06
     K20X07D KC2020 12 20.37738804 41 49.34 +06 45 20.1          21.98GVEY076V06
     K20X07D KC2020 12 20.37976404 41 49.06 +06 45 17.7          21.66GVEY076V06
     K20X07D KC2020 12 21.19567104 40 37.83 +06 31 19.3          21.07GVEY076V06
     K20X07D KC2020 12 21.19883904 40 37.39 +06 31 16.5          20.70GVEY076V06
     K20X07D KC2020 12 21.20590204 40 36.56 +06 31 09.0          21.18GVEY076V06

Observer details:
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.
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.  1.5-m reflector + 10K CCD.
V06 Catalina Sky Survey-Kuiper.  Observer G. J. Leonard.  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.  1.55-m reflector +
    1K CCD.

Orbital elements:
2020 XD7                                                 Earth MOID = 0.0339 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 305.65132              (2000.0)            P               Q
n   0.81354668     Peri.  302.60573     -0.85587831     -0.51704129
a   1.1364432      Node   206.26600     +0.48302769     -0.79096021
e   0.1047192      Incl.    1.53549     +0.18481494     -0.32718535
P   1.21           H   25.5           G   0.15           U   7
Residuals in seconds of arc
201210 F51  0.0   0.0     201220 G96  0.2-  0.1+    201220 V06  0.0   0.1-
201210 F51  0.0   0.0     201220 G96  0.2-  0.5+    201221 V06  0.1+  0.0
201210 F51  0.0   0.0     201220 V06  0.3+  0.2+    201221 V06  0.6-  0.4+
201220 G96  0.5+  0.3-    201220 V06  0.4-  0.2+    201221 V06  0.2+  0.1-
201220 G96  0.2+  0.7-    201220 V06  0.0   0.2-

Ephemeris:
2020 XD7                 a,e,i = 1.14, 0.10, 2                   q = 1.0174
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 21    05 19 17.9 +16 01 43   0.1401  1.1187   157.6    19.7    22.5
...
2020 12 06    05 04 50.2 +11 25 20   0.1103  1.0936   168.4    10.4    21.6
...
2020 12 14    04 52 20.6 +08 44 49   0.1001  1.0807   163.5    15.0    21.5
...
2020 12 20    04 42 29.0 +06 52 39   0.09495 1.0715   156.4    21.6    21.6
2020 12 21    04 40 54.3 +06 35 21   0.09427 1.0700   155.2    22.7    21.6
2020 12 22    04 39 21.7 +06 18 32   0.09363 1.0685   153.9    23.9    21.6
...
2020 12 28    04 31 02.3 +04 49 13   0.09061 1.0599   146.3    31.0    21.7
...
2021 01 05    04 23 20.8 +03 25 05   0.08828 1.0494   136.8    39.9    21.9
...
2021 01 20    04 22 48.1 +02 41 36   0.08660 1.0330   122.4    53.5    22.2

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y76




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