[Iaude] MPEC X66: 2020 XR1 [a=0.81,e=0.47,i=35.7,H=23.7]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Dec 8 02:26:49 EST 2020
M.P.E.C. 2020-X66 Issued 2020 December 8, 07:25 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 XR1
Observations:
K20X01R* C2020 12 06.33411403 48 06.62 +05 21 10.5 VEX066G96
K20X01R C2020 12 06.34580303 47 53.07 +05 22 54.6 20.35GVEX066G96
K20X01R C2020 12 06.35094703 47 47.07 +05 23 41.2 19.86GVEX066G96
K20X01R C2020 12 06.35609903 47 41.15 +05 24 26.0 19.77GVEX066G96
K20X01R KC2020 12 06.38705003 47 05.16 +05 29 03.8 19.56GVEX066I52
K20X01R KC2020 12 06.38762103 47 04.45 +05 29 09.0 19.32GVEX066I52
K20X01R KC2020 12 06.38818903 47 03.76 +05 29 14.4 19.60GVEX066I52
K20X01R KC2020 12 06.38875703 47 03.16 +05 29 19.2 19.82GVEX066I52
K20X01R KC2020 12 07.09014103 33 31.36 +07 16 00.1 19.40GVEX066I52
K20X01R KC2020 12 07.09070803 33 30.65 +07 16 05.9 19.94GVEX066I52
K20X01R KC2020 12 07.09127203 33 30.21 +07 16 09.6 VEX066I52
K20X01R KC2020 12 07.09183703 33 29.28 +07 16 16.6 20.60GVEX066I52
K20X01R mC2020 12 08.25187703 09 44.99 +10 16 35.9 20.52GVEX066G96
K20X01R mC2020 12 08.25210903 09 44.68 +10 16 38.3 19.98GVEX066G96
K20X01R mC2020 12 08.25234003 09 44.38 +10 16 40.7 20.21GVEX066G96
K20X01R mC2020 12 08.25257203 09 44.07 +10 16 42.2 20.50GVEX066G96
Observer details:
G96 Mt. Lemmon Survey. Observer T. A. Pruyne. 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.
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 XR1 Earth MOID = 0.0708 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 255.59969 (2000.0) P Q
n 1.34655185 Peri. 150.79896 -0.61379540 +0.55398656
a 0.8121832 Node 74.60253 -0.78882541 -0.40169029
e 0.4673233 Incl. 35.68957 -0.03177544 -0.72920765
P 0.73 H 23.77 G 0.15 U 8
Residuals in seconds of arc
201206 G96 (1.4- 1.1+) 201206 I52 0.6- 0.3+ 201208 G96 0.3+ 0.1-
201206 G96 0.6- 0.5+ 201206 I52 0.3+ 0.0+ 201208 G96 0.0- 0.1+
201206 G96 (0.7- 1.0+) 201207 I52 0.3+ 0.4- 201208 G96 0.0- 0.3+
201206 G96 0.4+ 0.4- 201207 I52 0.0- 0.1+ 201208 G96 0.2- 0.3-
201206 I52 0.5+ 0.1- 201207 I52 (3.5+ 1.4-)
201206 I52 0.2- 0.0+ 201207 I52 0.2- 0.3+
Ephemeris:
2020 XR1 a,e,i = 0.81, 0.47, 36 q = 0.4326
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 08 06 56 51.0 -16 12 19 0.3687 1.1774 111.6 51.5 23.9
...
2020 11 23 06 15 36.9 -12 52 30 0.2130 1.1411 132.0 40.0 22.3
...
2020 12 01 05 10 29.6 -05 25 56 0.1423 1.1125 150.9 25.5 20.9
...
2020 12 07 03 35 15.6 +07 02 39 0.1108 1.0868 155.3 22.3 20.2
2020 12 08 03 15 01.0 +09 37 44 0.1088 1.0822 151.8 25.5 20.3
2020 12 09 02 53 58.5 +12 12 50 0.1079 1.0774 147.4 29.5 20.4
...
2020 12 15 00 51 14.7 +24 06 19 0.1250 1.0466 116.8 57.1 21.4
...
2020 12 23 23 08 41.7 +29 02 55 0.1832 0.9997 89.7 79.7 22.9
...
2021 01 07 21 50 20.7 +29 22 52 0.3147 0.8930 64.3 97.2 24.5
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X66
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