MPEC 2021-J10 : 2020 XD5
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M.P.E.C. 2021-J10 Issued 2021 May 1, 14:04 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 XD5
Revision to MPEC 2020-X164
Additional Observations:
K20X05D C2011 09 25.47349302 06 18.551-02 04 10.10 23.51GVEJ010F51
K20X05D C2011 09 25.48419002 06 17.775-02 04 15.54 23.28GVEJ010F51
K20X05D C2011 09 25.50943902 06 15.935-02 04 29.77 23.06GVEJ010F51
K20X05D C2011 10 18.41865501 34 42.109-05 17 52.31 23.45GVEJ010F51
K20X05D C2015 09 23.46753201 30 18.751-06 41 24.87 22.52GVEJ010F51
K20X05D C2017 09 16.49566001 17 42.600-08 24 51.74 22.74GVEJ010F51
K20X05D C2017 09 16.55525201 17 37.367-08 25 32.15 22.51GVEJ010F51
K20X05D C2017 09 16.56982301 17 36.093-08 25 42.28 22.36GVEJ010F51
K20X05D C2017 09 16.58436801 17 34.816-08 25 51.77 22.56GVEJ010F51
K20X05D C2017 09 18.49902301 14 49.585-08 47 17.16 22.87GVEJ010F51
K20X05D C2017 09 18.51166401 14 48.458-08 47 25.62 22.31GVEJ010F51
K20X05D C2019 08 24.53633201 23 06.292-06 56 16.53 22.37GVEJ010F51
K20X05D C2019 08 24.55055701 23 05.505-06 56 26.36 22.95GVEJ010F51
K20X05D C2019 08 24.56480601 23 04.727-06 56 36.38 23.66GVEJ010F51
K20X05D C2019 10 28.32219823 56 10.190-15 19 08.35 23.37GVEJ010F52
K20X05D C2019 10 28.33312423 56 09.675-15 19 07.25 22.20GVEJ010F52
K20X05D C2019 10 28.35493423 56 08.572-15 19 05.29 23.20GVEJ010F52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, I. Smith. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
110925 F51 31.3- 16.0- 191028 F52 8.0- 3.4- E2021-B69 -748 days
Orbital elements:
2020 XD5 PHA, Earth MOID = 0.0315 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 316.57728 (2000.0) P Q
n 0.48088622 Peri. 115.05390 -0.82080016 +0.55178377
a 1.6135205 Node 98.75916 -0.56300315 -0.73778457
e 0.5429208 Incl. 8.59593 -0.09651186 -0.38885549
P 2.05 H 19.9 G 0.15 U 1
Residuals in seconds of arc
110925 F51 0.0 0.4- 201215 G96 0.1- 0.0 210110 703 1.1+ 0.4+
110925 F51 0.0 0.1+ 201216 I52 0.7- 1.4+ 210111 I52 0.1- 0.2+
110925 F51 0.0 0.2- 201216 I52 0.1- 0.7+ 210111 I52 0.2+ 0.1-
111018 F51 0.1- 0.5+ 201216 I52 0.2- 0.5- 210111 I52 0.2- 0.1-
150923 F51 0.2- 0.1- 201216 I52 0.2- 0.2+ 210111 I52 0.1+ 0.0
170916 F51 0.1- 0.2+ 201217 I52 0.3- 0.2- 210112 I52 1.3- 0.1+
170916 F51 0.0 0.1+ 201217 I52 0.0 0.0 210112 I52 0.2+ 0.1-
170916 F51 0.0 0.2- 201217 I52 0.0 0.3+ 210112 I52 0.1+ 0.7+
170916 F51 0.0 0.1+ 201217 I52 0.1- 0.2+ 210114 807 0.3- 0.0
170918 F51 0.1+ 0.2+ 201220 I52 0.1+ 0.1+ 210114 807 0.2- 0.2+
170918 F51 0.3+ 0.1+ 201220 I52 0.1+ 0.3+ 210114 807 0.2- 0.4+
190824 F51 0.2+ 0.1- 201220 I52 0.3+ 0.4+ 210115 T08 0.1+ 0.7-
190824 F51 0.1- 0.1+ 201220 I52 0.3+ 0.2- 210115 T08 2.2+ 0.7+
190824 F51 0.1- 0.2+ 201222 I52 0.3- 0.5- 210115 T08 0.3- 0.6-
191028 F52 0.1- 0.3- 201222 I52 0.1+ 0.8- 210115 T08 1.3+ 0.1-
191028 F52 0.2+ 0.2- 201222 I52 1.0+ 0.8- 210116 I52 0.4- 0.1-
191028 F52 0.3- 0.2- 201222 I52 0.1+ 0.6- 210116 I52 0.1+ 0.3+
201211 F51 0.7+ 0.1- 201224 703 1.0- 0.5+ 210116 I52 0.3- 0.2-
201211 F51 0.1- 0.1+ 201224 703 0.5- 0.2+ 210116 I52 0.6+ 0.0
201211 F51 0.0 0.0 201224 G96 0.2- 0.1+ 210117 T05 0.2+ 0.1+
201211 F51 0.0 0.1+ 201224 G96 0.1- 0.3- 210117 T05 0.2+ 0.1+
201212 J04 0.2+ 0.1- 201224 703 1.2- 0.1+ 210117 T05 0.2+ 0.0
201212 J04 0.1+ 0.0 201224 G96 0.0 0.2- 210117 T05 0.2+ 0.0
201212 J04 0.1+ 0.1- 201224 G96 0.1- 0.1- 210118 703 0.3+ 0.4-
201212 I52 0.2- 0.4+ 201226 I52 0.1- 0.1- 210118 703 0.1+ 0.3+
201212 I52 0.4- 0.1+ 201226 I52 0.1+ 0.1- 210118 703 0.2+ 0.0
201212 I52 0.1+ 0.4- 201226 I52 0.1+ 0.1- 210130 T08 0.8- 0.0
201212 I52 1.0- 2.0- 201227 I52 0.2+ 0.1- 210130 T08 0.5- 0.1-
201213 L01 0.3- 0.0 201227 I52 0.3- 0.0 210130 T08 0.2- 0.0
201213 L01 0.2- 0.1+ 210106 I52 0.7- 0.4- 210130 T08 0.1- 0.2+
201213 L01 0.3+ 0.2- 210106 I52 0.5- 0.3+ 210131 I52 0.1- 0.1+
201213 L01 0.1+ 0.3- 210106 I52 0.2+ 0.3- 210131 I52 0.0 0.1+
201213 L01 0.1- 0.2+ 210106 703 1.1+ 0.4+ 210131 I52 0.1- 0.1-
201214 033 0.4- 0.7- 210106 703 0.6- 0.5+ 210131 I52 0.0 0.0
201214 033 0.2- 0.6- 210106 703 0.5+ 0.2+ 210201 T05 0.7+ 0.2+
201214 033 0.8- 0.5- 210106 703 0.3- 0.7- 210201 T05 0.1- 0.6-
201214 I52 0.7- 0.2+ 210107 T08 0.3+ 0.5+ 210201 T05 0.1- 0.2-
201214 I52 0.1+ 0.7+ 210107 T08 0.8+ 0.3+ 210201 T05 0.4- 0.7+
201214 I52 0.1+ 0.6- 210107 T08 0.1+ 0.3+ 210207 I52 0.3- 0.3-
201214 I52 0.5- 0.3+ 210107 T08 0.0 0.0 210207 I52 0.2- 0.1+
201215 691 0.3- 0.2+ 210109 G96 0.1+ 0.1- 210207 I52 0.2- 0.2+
201215 691 0.0 0.4- 210109 G96 0.1- 0.2- 210208 I52 0.3- 0.0
201215 691 0.4- 0.7+ 210109 G96 0.1- 0.1- 210208 I52 0.5+ 0.1-
201215 G96 0.1+ 0.4- 210109 G96 0.0 0.0 210208 I52 0.4- 0.3+
201215 G96 0.0 0.3+ 210110 703 0.8- 0.4+
201215 G96 0.7- 0.2- 210110 703 0.4- 0.2-
Ephemeris:
2020 XD5 a,e,i = 1.61, 0.54, 9 q = 0.7375
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 01 21 31 27.3 -09 18 38 0.7858 0.7683 49.2 80.0 21.6
...
2021 04 16 22 20 54.2 -08 24 59 0.9366 0.8524 52.0 68.1 21.8
...
2021 04 24 22 44 52.9 -07 37 45 1.0028 0.9114 54.0 63.2 21.9
...
2021 04 30 23 01 42.2 -06 58 38 1.0453 0.9595 55.7 60.1 22.1
2021 05 01 23 04 24.7 -06 51 58 1.0518 0.9677 56.0 59.7 22.1
2021 05 02 23 07 05.5 -06 45 17 1.0581 0.9760 56.3 59.2 22.1
...
2021 05 08 23 22 36.0 -06 05 17 1.0921 1.0269 58.3 56.8 22.2
...
2021 05 16 23 41 45.7 -05 14 09 1.1278 1.0962 61.4 54.1 22.3
...
2021 05 31 00 13 10.4 -03 53 57 1.1663 1.2272 68.1 50.0 22.5
A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-J10
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