MPEC 2020-X129 : 2020 XU3
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M.P.E.C. 2020-X129 Issued 2020 December 12, 13:58 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 XU3
Observations:
K20X03U C2020 12 08.35739003 55 39.541+00 49 05.16 23.04GVEX129F51
K20X03U C2020 12 08.36859103 55 37.914+00 48 52.08 22.55GVEX129F51
K20X03U C2020 12 08.37981503 55 36.288+00 48 39.14 21.79GVEX129F51
K20X03U C2020 12 08.39107503 55 34.666+00 48 26.34 21.92GVEX129F51
K20X03U* C2020 12 10.33143603 51 04.793+00 10 54.13 21.79wUEX129F51
K20X03U C2020 12 10.34340603 51 02.998+00 10 40.39 21.72wUEX129F51
K20X03U C2020 12 10.35538003 51 01.211+00 10 26.52 21.84wUEX129F51
K20X03U |C2020 12 11.14804 03 49 07.45 -00 04 36.4 21.4 VuEX129807
K20X03U |C2020 12 11.15628 03 49 06.22 -00 04 46.1 21.5 VuEX129807
K20X03U KC2020 12 11.16366503 49 05.42 -00 05 20.1 21.9 VuEX129H21
K20X03U |C2020 12 11.16451 03 49 04.91 -00 04 55.2 21.5 VuEX129807
K20X03U KC2020 12 11.17542803 49 03.61 -00 05 33.5 21.6 VuEX129H21
K20X03U KC2020 12 12.35874 03 46 10.13 -00 28 27.3 oEX129691
K20X03U KC2020 12 12.38078 03 46 06.73 -00 28 53.0 oEX129691
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer M. T. Read. 0.9-m
f/3 reflector + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau, J. Fairlamb, H.
Flewelling, C.-C. Lin, E. Magnier. 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.
Orbital elements:
2020 XU3 Earth MOID = 0.0762 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 341.71897 (2000.0) P Q
n 0.26578209 Peri. 0.86513 -0.94547842 -0.32395879
a 2.3958093 Node 160.13219 +0.29821504 -0.90247250
e 0.6569406 Incl. 5.65449 +0.13091352 -0.28389099
P 3.71 H 22.4 G 0.15 U 7
Residuals in seconds of arc
201208 F51 0.0 0.0 201210 F51 0.1- 0.0 201211 807 0.0 0.2+
201208 F51 0.1- 0.1- 201210 F51 0.2+ 0.1+ 201211 H21 0.3- 0.1+
201208 F51 0.1- 0.1- 201211 807 0.5+ 0.1- 201212 691 0.0 0.2+
201208 F51 0.1+ 0.2+ 201211 807 0.8+ 0.2- 201212 691 0.4- 0.1+
201210 F51 0.2- 0.1- 201211 H21 0.1+ 0.2-
Ephemeris:
2020 XU3 a,e,i = 2.40, 0.66, 6 q = 0.8219
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 12 04 35 48.0 +08 14 24 0.6573 1.6153 156.9 13.9 23.3
...
2020 11 27 04 17 57.9 +04 20 08 0.5000 1.4725 163.2 11.2 22.4
...
2020 12 05 04 03 00.0 +01 53 31 0.4340 1.3952 157.0 16.0 22.2
...
2020 12 11 03 49 29.0 -00 01 54 0.3922 1.3371 149.4 22.0 22.1
2020 12 12 03 47 03.8 -00 21 17 0.3858 1.3275 147.9 23.2 22.0
2020 12 13 03 44 36.1 -00 40 39 0.3796 1.3178 146.5 24.3 22.0
...
2020 12 19 03 29 04.5 -02 35 28 0.3455 1.2599 137.3 32.0 21.9
...
2020 12 27 03 06 54.8 -05 00 44 0.3067 1.1837 124.3 43.3 21.9
...
2021 01 11 02 21 17.3 -09 07 56 0.2443 1.0474 98.4 68.2 21.8
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X129
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