[Iaude] MPEC Y12: 2020 XM6 [a=1.47,e=0.28,i=0.8,H=25.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 16 08:23:33 EST 2020


M.P.E.C. 2020-Y12                             Issued 2020 December 16, 13:22 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 XM6                                    


Observations:
     K20X06M  C2020 12 06.27699 02 23 57.56 +08 31 44.4          21.8 GVEY012G96
     K20X06M  C2020 12 06.28213 02 23 59.09 +08 31 55.6          22.4 GVEY012G96
     K20X06M  C2020 12 06.28728 02 24 00.46 +08 32 06.2          21.6 GVEY012G96
     K20X06M* C2020 12 14.21062503 07 28.54 +13 17 45.7          21.14GVEY012G96
     K20X06M  C2020 12 14.21585203 07 30.14 +13 17 56.0                VEY012G96
     K20X06M  C2020 12 14.22105303 07 31.72 +13 18 06.6          21.61GVEY012G96
     K20X06M  C2020 12 14.22626403 07 33.28 +13 18 17.6          21.57GVEY012G96
     K20X06M KC2020 12 14.31778303 08 01.21 +13 21 25.9          22.32GVEY012V06
     K20X06M KC2020 12 14.32045103 08 02.01 +13 21 31.2          21.49GVEY012V06
     K20X06M KC2020 12 14.32579503 08 03.72 +13 21 41.4          21.46GVEY012V06
     K20X06M KC2020 12 15.09005503 12 30.20 +13 48 09.0          21.8 VuEY012H21
     K20X06M KC2020 12 15.09614003 12 32.07 +13 48 21.6          22.1 VuEY012H21
     K20X06M KC2020 12 15.10179603 12 33.79 +13 48 33.8          21.9 VuEY012H21
     K20X06M KC2020 12 16.15867803 18 35.31 +14 24 53.9          21.58GVEY012V06
     K20X06M KC2020 12 16.16223103 18 36.42 +14 25 01.4          21.72GVEY012V06
     K20X06M KC2020 12 16.16579103 18 37.49 +14 25 09.3          21.30GVEY012V06
     K20X06M KC2020 12 16.18175003 18 42.38 +14 25 41.9          21.39GVEY012V06

Observer details:
G96 Mt. Lemmon Survey.  Observers T. A. Pruyne, G. J. Leonard.  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.
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.
V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector +
    1K CCD.

Orbital elements:
2020 XM6                                                 Earth MOID = 0.0637 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Alexandersen              
M   7.64724              (2000.0)            P               Q                  
n   0.55472781     Peri.  323.27742     +0.36735150     -0.92999370             
a   1.4669526      Node   105.16707     +0.85646401     +0.33286428             
e   0.2845241      Incl.    0.76159     +0.36266000     +0.15592653             
P   1.78           H   25.83          G   0.15           U   8                  
Residuals in seconds of arc
201206 G96  0.3-  0.0+    201214 G96  0.3+  0.6-    201215 H21  0.5-  0.4+
201206 G96 (1.2+  0.4+)   201214 V06  0.1-  0.2+    201216 V06  0.3-  0.2-
201206 G96  0.2+  0.1+    201214 V06  0.5-  0.1+    201216 V06  0.1+  0.1-
201214 G96  0.1+  0.3+    201214 V06  0.1+  0.4-    201216 V06  0.2-  0.5+
201214 G96  0.4+  0.4-    201215 H21  0.1-  0.4+    201216 V06  0.1+  0.2+
201214 G96 (0.5+  0.7-)   201215 H21  0.2-  0.1+

Ephemeris:
2020 XM6                 a,e,i = 1.47, 0.28, 1                   q = 1.0496
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 16    01 04 07.7 -00 56 41   0.09146 1.0607   140.1    36.8    22.3
...
2020 12 01    01 58 01.2 +05 29 04   0.08144 1.0497   140.0    37.1    22.0
...
2020 12 09    02 38 28.5 +10 11 07   0.08106 1.0508   143.1    34.3    21.9
...
2020 12 15    03 11 57.3 +13 45 46   0.08392 1.0548   146.0    31.5    21.9
2020 12 16    03 17 38.9 +14 20 02   0.08468 1.0558   146.4    31.0    21.9
2020 12 17    03 23 20.9 +14 53 38   0.08553 1.0568   146.9    30.6    21.9
...
2020 12 23    03 57 10.5 +17 56 55   0.09246 1.0643   149.5    28.0    22.0
...
2020 12 31    04 39 02.7 +21 01 38   0.1065  1.0782   151.7    25.7    22.3
...
2021 01 15    05 41 46.5 +23 59 04   0.1473  1.1149   151.1    25.3    23.1

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y12




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