[Iaude] MPEC X62: 2020 XN1 [a=2.56,e=0.52,i=36.5,H=19.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Dec 8 01:58:23 EST 2020


M.P.E.C. 2020-X62                              Issued 2020 December 8, 06:57 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 XN1                                    


Observations:
     K20X01N  C2020 11 18.41700 05 57 33.53 -07 31 37.5          21.3 GVEX062G96
     K20X01N  C2020 11 18.42211 05 57 33.33 -07 31 30.9          21.0 GVEX062G96
     K20X01N  C2020 11 18.42721 05 57 33.13 -07 31 24.5                VEX062G96
     K20X01N* C2020 12 06.44658205 36 20.78 +03 41 21.1          18.98GVEX062G96
     K20X01N  C2020 12 06.45169005 36 20.17 +03 41 38.0          19.85GVEX062G96
     K20X01N  C2020 12 06.45679705 36 19.58 +03 41 55.3                VEX062G96
     K20X01N  C2020 12 06.46190805 36 18.94 +03 42 12.7          19.56GVEX062G96
     K20X01N  C2020 12 06.48061605 36 16.70 +03 43 16.8          20.35GVEX062I52
     K20X01N  C2020 12 06.48320805 36 16.41 +03 43 25.0          20.37GVEX062I52
     K20X01N  C2020 12 06.48833605 36 15.90 +03 43 42.0                VEX062I52
     K20X01N  C2020 12 07.25269505 34 47.78 +04 27 52.9          19.49GVEX062I52
     K20X01N  C2020 12 07.25520805 34 47.47 +04 28 02.0          19.50GVEX062I52
     K20X01N  C2020 12 07.25562905 34 47.41 +04 28 03.1          19.49GVEX062I52
     K20X01N  C2020 12 07.25813605 34 47.10 +04 28 12.0          19.62GVEX062I52
     K20X01N KC2020 12 08.20435605 32 52.17 +05 24 56.2          18.94GVEX062I52
     K20X01N KC2020 12 08.20526705 32 52.09 +05 24 59.1          19.07GVEX062I52
     K20X01N KC2020 12 08.20617905 32 51.97 +05 25 03.6          19.14GVEX062I52
     K20X01N KC2020 12 08.20709205 32 51.87 +05 25 06.9          19.14GVEX062I52

Observer details:
G96 Mt. Lemmon Survey.  Observers K. W. Wierzchos, T. A. Pruyne.  Measurers D.
    Rankin, B. Gray, F. C. Shelly, 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, R. L. Seaman, K. W. Wierzchos.  1.5-m
    reflector + 10K 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.

Orbital elements:
2020 XN1                                                 Earth MOID = 0.3407 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 346.62933              (2000.0)            P               Q                  
n   0.24031196     Peri.   42.36408     -0.48770517     -0.64082885             
a   2.5622360      Node    85.90209     +0.55238677     -0.75239009             
e   0.5182418      Incl.   36.46836     +0.67602701     +0.15247140             
P   4.10           H   19.94          G   0.15           U   8                  
Residuals in seconds of arc
201118 G96  0.2+  0.1+    201206 G96  0.1-  0.1-    201207 I52  0.1-  0.2-
201118 G96  0.0+  0.1+    201206 I52  0.3-  0.4+    201207 I52  0.0-  0.2-
201118 G96  0.2-  0.2-    201206 I52  0.0-  0.3-    201208 I52  0.5-  0.2-
201206 G96  0.0+  0.4+    201206 I52 (1.5+  0.7-)   201208 I52  0.1+  0.6-
201206 G96  0.0+  0.1-    201207 I52  0.0-  0.1-    201208 I52  0.1+  0.5+
201206 G96  0.3+  0.1-    201207 I52  0.0+  0.2+    201208 I52  0.3+  0.4+

Ephemeris:
2020 XN1                 a,e,i = 2.56, 0.52, 36                  q = 1.2344
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 08    06 00 03.3 -10 17 55   0.7875  1.5910   126.6    30.0    21.7
...
2020 11 23    05 54 26.7 -05 37 00   0.6009  1.5020   140.8    24.5    20.9
...
2020 12 01    05 45 27.0 -00 51 22   0.5153  1.4573   150.7    19.4    20.3
...
2020 12 07    05 35 17.3 +04 13 13   0.4609  1.4255   159.2    14.2    19.8
2020 12 08    05 33 16.8 +05 12 36   0.4529  1.4203   160.7    13.3    19.8
2020 12 09    05 31 10.8 +06 14 31   0.4451  1.4152   162.2    12.3    19.7
...
2020 12 15    05 16 35.0 +13 19 01   0.4062  1.3857   169.5     7.4    19.2
...
2020 12 23    04 51 57.6 +24 39 28   0.3775  1.3493   163.1    12.2    19.2
...
2021 01 07    03 54 45.8 +45 47 59   0.3991  1.2925   133.9    33.2    19.9

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X62




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