MPEC 2020-X52 : 2020 XG1
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M.P.E.C. 2020-X52 Issued 2020 December 7, 16:15 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 XG1
Observations:
K20X01G* C2020 12 05.43679505 23 00.29 +10 26 13.5 20.43GVEX052G96
K20X01G C2020 12 05.44191205 22 58.07 +10 26 51.9 19.25GVEX052G96
K20X01G C2020 12 05.44703605 22 55.79 +10 27 31.3 20.01GVEX052G96
K20X01G C2020 12 05.45215105 22 53.52 +10 28 10.6 20.05GVEX052G96
K20X01G mC2020 12 05.46750605 22 46.78 +10 30 07.9 19.86GVEX052I52
K20X01G mC2020 12 05.46792605 22 46.63 +10 30 11.4 20.09GVEX052I52
K20X01G mC2020 12 05.46834705 22 46.41 +10 30 14.4 20.06GVEX052I52
K20X01G mC2020 12 05.46876805 22 46.23 +10 30 18.1 20.06GVEX052I52
K20X01G KC2020 12 05.51210 05 22 27.28 +10 35 50.2 19.8 RoEX052691
K20X01G KC2020 12 05.52649 05 22 21.00 +10 37 40.9 20.3 RoEX052691
K20X01G KC2020 12 06.14914 05 17 48.09 +11 58 59.5 19.6 GVEX052W34
K20X01G KC2020 12 06.16093 05 17 42.59 +12 00 34.0 19.6 GVEX052W34
K20X01G KC2020 12 06.16323005 17 41.58 +12 00 50.0 19.8 VuEX052H21
K20X01G KC2020 12 06.16613405 17 40.26 +12 01 13.6 19.8 VuEX052H21
K20X01G KC2020 12 06.17236 05 17 37.26 +12 02 06.4 19.2 GVEX052W34
K20X01G mC2020 12 06.21906105 17 16.44 +12 08 19.4 19.39GVEX052I52
K20X01G mC2020 12 06.21948005 17 16.22 +12 08 22.6 19.52GVEX052I52
K20X01G mC2020 12 06.21990005 17 16.03 +12 08 26.1 19.44GVEX052I52
K20X01G mC2020 12 06.22032005 17 15.84 +12 08 29.2 19.36GVEX052I52
K20X01G KC2020 12 06.24802 05 17 02.84 +12 12 07.5 19.0 GVEX052V01
K20X01G KC2020 12 06.31733 05 16 30.40 +12 21 24.0 19.6 GVEX052V01
K20X01G HC2020 12 07.15168005 09 57.44 +14 15 27.9 VEX052I52
K20X01G HC2020 12 07.15192605 09 57.35 +14 15 30.5 VEX052I52
K20X01G HC2020 12 07.15217205 09 57.15 +14 15 32.6 VEX052I52
K20X01G HC2020 12 07.15241705 09 57.08 +14 15 33.3 VEX052I52
K20X01G KC2020 12 07.23727 05 09 14.73 +14 27 23.8 19.5 GVEX052V01
K20X01G KC2020 12 07.27171 05 08 57.40 +14 32 13.5 25.0 GVEX052V01
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer T. H. Bressi. 0.9-m
f/3 reflector + CCD.
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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + 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.
V01 Mountainville Observatory, Alpine. Observer B. Sheets. 0.36-m reflector
+ CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.36-m
Schmidt-Cassegrain + CCD.
Orbital elements:
2020 XG1 Earth MOID = 0.1118 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 302.11423 (2000.0) P Q
n 0.66919644 Peri. 96.93296 -0.63542571 -0.14671660
a 1.2944948 Node 77.15321 -0.28767119 -0.86612462
e 0.3006218 Incl. 51.03762 +0.71657481 -0.47780999
P 1.47 H 21.7 G 0.15 U 9
Residuals in seconds of arc
201205 G96 0.2+ 0.2+ 201205 691 0.1+ 0.6+ 201206 I52 0.1+ 0.3-
201205 G96 0.6+ 0.5- 201206 W34 0.5+ 0.6- 201206 V01 0.2- 0.1+
201205 G96 0.2+ 0.2- 201206 W34 0.0 0.3- 201206 V01 0.0 0.1+
201205 G96 0.2- 0.1- 201206 H21 0.7- 0.2- 201207 I52 0.2+ 0.2-
201205 I52 0.3- 0.2- 201206 H21 0.4- 0.2+ 201207 I52 0.7+ 0.3+
201205 I52 0.2+ 0.1+ 201206 W34 0.3- 0.8+ 201207 I52 0.4- 0.4+
201205 I52 0.3- 0.2- 201206 I52 0.3+ 0.0 201207 I52 0.3+ 1.0-
201205 I52 0.2- 0.3+ 201206 I52 0.0 0.2- 201207 V01 0.1+ 0.4+
201205 691 0.0 0.2+ 201206 I52 0.0 0.1- 201207 V01 0.6- 0.2+
Ephemeris:
2020 XG1 a,e,i = 1.29, 0.30, 51 q = 0.9053
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 07 06 43 40.2 -15 09 02 0.6267 1.3723 114.2 41.2 23.0
...
2020 11 22 06 23 04.6 -08 07 06 0.4152 1.3069 133.1 33.5 21.8
...
2020 11 30 05 54 57.5 +00 40 22 0.3176 1.2704 149.6 23.1 20.8
...
2020 12 06 05 18 54.6 +11 39 24 0.2623 1.2425 167.3 10.1 19.9
2020 12 07 05 11 09.6 +13 54 31 0.2554 1.2378 170.5 7.5 19.7
2020 12 08 05 02 49.9 +16 15 59 0.2493 1.2331 173.5 5.2 19.6
...
2020 12 14 03 59 41.5 +31 27 24 0.2326 1.2047 159.2 16.9 19.8
...
2020 12 22 02 09 14.5 +46 37 57 0.2641 1.1666 128.5 41.3 20.8
...
2021 01 06 23 34 42.5 +52 32 28 0.4096 1.0959 94.7 63.4 22.2
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X52
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