MPEC 2020-X22 : 2020 XH
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M.P.E.C. 2020-X22 Issued 2020 December 5, 23:14 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 XH
Observations:
K20X00H C2020 12 04.35412005 16 51.48 -12 49 34.7 17.60gUEX022I41
K20X00H C2020 12 04.35446805 16 52.20 -12 49 14.5 17.60gUEX022I41
K20X00H C2020 12 04.35695605 16 58.55 -12 46 52.1 17.40gUEX022I41
K20X00H C2020 12 04.35730305 16 59.43 -12 46 31.7 17.40gUEX022I41
K20X00H* C2020 12 04.35766805 16 56.52 -12 46 03.5 VEX022703
K20X00H C2020 12 04.35835705 17 02.01 -12 45 29.2 17.29gUEX022I41
K20X00H C2020 12 04.35870405 17 02.85 -12 45 08.7 17.29gUEX022I41
K20X00H C2020 12 04.36842905 17 23.22 -12 35 35.8 16.56GVEX022703
K20X00H C2020 12 04.37380905 17 36.65 -12 30 21.5 16.96GVEX022703
K20X00H KC2020 12 04.39491405 18 29.06 -12 09 50.0 16.66GVEX022I52
K20X00H KC2020 12 04.39531105 18 30.04 -12 09 26.9 16.73GVEX022I52
K20X00H KC2020 12 04.39570405 18 31.02 -12 09 04.0 16.82GVEX022I52
K20X00H KC2020 12 04.39609905 18 32.01 -12 08 40.8 16.56GVEX022I52
K20X00H C2020 12 04.40001205 18 45.34 -12 05 02.4 16.82RUEX022I41
K20X00H C2020 12 04.40035905 18 46.15 -12 04 42.6 16.82RUEX022I41
K20X00H C2020 12 04.40346 05 18 52.70 -12 02 28.2 17.0 rEX022718
K20X00H C2020 12 04.40376 05 18 53.44 -12 02 10.1 16.8 rEX022718
K20X00H C2020 12 04.40428 05 18 54.71 -12 01 40.6 17.0 rEX022718
K20X00H C2020 12 04.40473 05 18 55.77 -12 01 15.4 16.7 rEX022718
K20X00H C2020 12 04.40517 05 18 56.87 -12 00 48.9 16.9 rEX022718
K20X00H C2020 12 04.40652 05 19 00.29 -11 59 30.1 16.6 rEX022718
K20X00H C2020 12 04.40696 05 19 01.46 -11 59 03.4 17.1 rEX022718
K20X00H C2020 12 04.40741 05 19 02.52 -11 58 38.5 16.4 rEX022718
K20X00H KC2020 12 04.44638305 20 37.31 -11 19 41.4 16.75GVEX022I52
K20X00H KC2020 12 04.44677505 20 38.29 -11 19 18.5 16.75GVEX022I52
K20X00H KC2020 12 04.44716805 20 39.29 -11 18 55.3 16.65GVEX022I52
K20X00H KC2020 12 04.44756105 20 40.28 -11 18 32.5 16.82GVEX022I52
K20X00H KC2020 12 04.54511 05 25 31.99 -09 33 55.4 17.2 VqEX022E23
K20X00H KC2020 12 04.54808 05 25 39.11 -09 31 04.8 17.1 VqEX022E23
K20X00H KC2020 12 04.55039 05 25 44.75 -09 28 50.4 17.1 VqEX022E23
K20X00H KC2020 12 04.55271 05 25 50.31 -09 26 36.8 17.1 VqEX022E23
K20X00H KC2020 12 04.55561 05 25 57.29 -09 23 49.2 16.9 VqEX022E23
K20X00H KC2020 12 04.55793 05 26 02.88 -09 21 35.5 16.7 VqEX022E23
K20X00H KC2020 12 04.56024 05 26 08.46 -09 19 21.6 16.7 VqEX022E23
K20X00H C2020 12 04.70907 05 32 35.88 -07 08 03.4 16.8 GVEX022N88
K20X00H C2020 12 04.70935 05 32 36.55 -07 07 46.5 17.2 GVEX022N88
K20X00H C2020 12 04.70965 05 32 37.28 -07 07 29.9 17.0 GVEX022N88
K20X00H C2020 12 04.70994 05 32 37.95 -07 07 13.5 17.0 GVEX022N88
K20X00H C2020 12 04.71022 05 32 38.65 -07 06 56.6 17.0 GVEX022N88
K20X00H KC2020 12 04.97292205 43 28.15 -02 58 57.1 17.0 GVEX022B49
K20X00H KC2020 12 04.97480905 43 32.44 -02 57 12.6 16.4 GVEX022B49
K20X00H KC2020 12 04.97669605 43 36.67 -02 55 27.6 16.4 GVEX022B49
K20X00H KC2020 12 05.15746505 50 59.50 -00 09 55.4 17.1 VuEX022H21
K20X00H KC2020 12 05.15824505 51 01.22 -00 09 13.2 17.1 VuEX022H21
K20X00H KC2020 12 05.15902605 51 02.96 -00 08 31.1 16.9 VuEX022H21
K20X00H KC2020 12 05.15980605 51 04.68 -00 07 49.1 17.1 VuEX022H21
K20X00H KC2020 12 05.16058605 51 06.41 -00 07 07.1 17.1 VuEX022H21
K20X00H mC2020 12 05.18876405 52 18.66 +00 19 04.7 16.76GVEX022I52
K20X00H mC2020 12 05.18889405 52 18.97 +00 19 11.7 16.69GVEX022I52
K20X00H mC2020 12 05.18902605 52 19.25 +00 19 18.8 16.44GVEX022I52
K20X00H mC2020 12 05.18915605 52 19.55 +00 19 25.6 16.68GVEX022I52
K20X00H C2020 12 05.51950 06 04 42.74 +05 04 12.1 16.6 VqEX022900
K20X00H C2020 12 05.52079 06 04 45.38 +05 05 17.5 16.5 VqEX022900
K20X00H C2020 12 05.52208 06 04 48.05 +05 06 21.5 16.6 VqEX022900
K20X00H C2020 12 05.71681 06 11 04.15 +07 52 40.9 16.5 VqEX022Q70
K20X00H C2020 12 05.71715 06 11 04.81 +07 52 55.8 16.7 VqEX022Q70
K20X00H C2020 12 05.71757 06 11 05.65 +07 53 16.2 17.4 VqEX022Q70
K20X00H C2020 12 05.71799 06 11 06.42 +07 53 35.8 17.5 VqEX022Q70
K20X00H C2020 12 05.71905 06 11 08.42 +07 54 25.8 17.2 VqEX022Q70
K20X00H C2020 12 05.72024 06 11 10.85 +07 55 22.7 17.0 VqEX022Q70
Observer details:
703 Catalina Sky Survey. Observer D. Rankin. 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. 0.68-m Schmidt + 10K CCD.
718 Tooele. Observer P. Wiggins. 0.35-m f/5.5 Schmidt-Cassegrain + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 reflector +
CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + 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.
I41 Palomar Mountain--ZTF. Observers B. T. Bolin, V. Bhalerao, C. M.
Copperwheat, K. P. Deshmukh, C.-Y. Hsu, Z.-Y. Lin, J. Purdum, K. Sharma,
C. Zhai, Z. T. F. Collaboration. Measurers B. T. Bolin, D. A. Duev, H.-W.
Lin, F. J. Masci, Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. Rankin, 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.
N88 Xingming Observatory #3, Nanshan. Observer X. Gao. Measurer Q.-Z. Ye.
0.6-m f/8 Ritchey-Chretien + CCD.
Q70 Glenlee Observatory, Glenlee. Observer S. Kerr.
Orbital elements:
2020 XH Earth MOID = 0.0148 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 8.68103 (2000.0) P Q
n 0.34159682 Peri. 340.91031 +0.54582496 -0.82557709
a 2.0267188 Node 75.77055 +0.78669372 +0.44611588
e 0.5139995 Incl. 8.49374 +0.28842348 +0.34554753
P 2.89 H 24.6 G 0.15 U 6
Residuals in seconds of arc
201204 I41 (1.3+ 2.4+) 201204 718 0.3- 0.0 201204 B49 0.2+ 0.3-
201204 I41 (0.9- 2.4+) 201204 718 0.7+ 1.0+ 201204 B49 0.2- 0.2-
201204 I41 (1.7+ 0.0 ) 201204 718 0.3- 0.3- 201205 H21 0.1+ 0.1+
201204 I41 (2.0+ 0.3+) 201204 I52 0.3- 0.2- 201205 H21 0.0 0.2+
201204 703 0.4- 1.3- 201204 I52 0.3- 0.3- 201205 H21 0.1+ 0.1+
201204 I41 1.5+ 1.4+ 201204 I52 0.0 0.1- 201205 H21 0.0 0.1+
201204 I41 (1.1+ 1.7+) 201204 I52 0.1+ 0.2- 201205 H21 0.1+ 0.0
201204 703 0.6- 0.8- 201204 E23 0.6+ 0.7+ 201205 I52 0.4- 0.1-
201204 703 0.4+ 0.2- 201204 E23 0.3- 0.4- 201205 I52 0.0 0.0
201204 I52 0.1- 0.2- 201204 E23 0.5+ 0.5+ 201205 I52 0.2- 0.0
201204 I52 0.2- 0.3- 201204 E23 0.1- 0.0 201205 I52 0.1- 0.2-
201204 I52 0.1- 0.4- 201204 E23 0.3- 0.0 201205 900 0.0 0.7-
201204 I52 0.0 0.2- 201204 E23 0.4- 0.4- 201205 900 0.4- 0.2+
201204 I41 (2.5+ 0.7+) 201204 E23 0.1- 0.1- 201205 900 0.4- 0.3-
201204 I41 (1.8+ 0.2+) 201204 N88 0.1+ 0.2- 201205 Q70 0.1- 0.4+
201204 718 0.7+ 0.5+ 201204 N88 0.1+ 0.7+ 201205 Q70 0.0 0.7-
201204 718 0.5+ 1.1+ 201204 N88 0.3+ 0.1+ 201205 Q70 0.5+ 0.0
201204 718 0.1+ 0.3+ 201204 N88 0.0 0.1- 201205 Q70 0.1- 0.2-
201204 718 0.9- 0.8- 201204 N88 0.5+ 0.8+ 201205 Q70 0.7- 0.0
201204 718 0.9- 0.0 201204 B49 0.2- 0.2+ 201205 Q70 1.4+ 1.1+
Ephemeris:
2020 XH a,e,i = 2.03, 0.51, 8 q = 0.9850
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 05 22 29 10.8 -55 00 02 0.1415 1.0057 91.7 80.2 23.2
...
2020 11 20 23 12 12.1 -56 19 29 0.07257 0.9849 85.4 90.4 22.1
...
2020 11 28 00 50 18.0 -55 47 36 0.03486 0.9881 91.5 86.5 20.3
...
2020 12 04 05 00 36.0 -18 22 59 0.01492 0.9969 139.1 40.3 17.1
2020 12 05 05 44 22.1 -02 28 00 0.01530 0.9989 151.4 28.2 16.8
2020 12 06 06 20 55.6 +11 21 13 0.01723 1.0010 155.8 23.8 16.9
...
2020 12 12 08 10 16.1 +41 32 04 0.04185 1.0168 139.6 38.9 19.3
...
2020 12 20 08 49 15.0 +47 56 26 0.08138 1.0452 137.4 39.6 20.8
...
2021 01 04 08 58 20.2 +49 52 51 0.1604 1.1173 144.2 31.0 22.2
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X22
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