MPEC 2020-X53 : 2020 XH1
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M.P.E.C. 2020-X53 Issued 2020 December 7, 16:19 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 XH1
Observations:
K20X01H* C2020 12 06.33218702 16 01.95 -26 46 36.2 17.74cVEX053T05
K20X01H C2020 12 06.34229702 16 45.49 -26 39 31.2 16.77cVEX053T05
K20X01H C2020 12 06.35387002 17 35.10 -26 31 23.5 16.36cVEX053T05
K20X01H C2020 12 06.36090002 18 05.11 -26 26 27.2 16.57cVEX053T05
K20X01H C2020 12 07.14073 03 07 23.60 -17 33 30.0 15.9 VuEX053807
K20X01H C2020 12 07.14349 03 07 32.03 -17 31 44.9 15.9 VuEX053807
K20X01H C2020 12 07.14626 03 07 40.45 -17 29 59.9 16.1 VuEX053807
K20X01H C2020 12 07.14904 03 07 48.94 -17 28 13.9 16.2 VuEX053807
K20X01H C2020 12 07.15181 03 07 57.35 -17 26 28.7 16.1 VuEX053807
K20X01H C2020 12 07.15457 03 08 05.75 -17 24 43.8 16.2 VuEX053807
K20X01H C2020 12 07.18191003 09 45.80 -17 13 38.5 15.93RUEX053I41
K20X01H C2020 12 07.18225703 09 46.86 -17 13 25.7 15.93RUEX053I41
K20X01H C2020 12 07.18284703 09 48.70 -17 13 03.6 15.76RUEX053I41
K20X01H C2020 12 07.18319403 09 49.68 -17 12 51.1 15.76RUEX053I41
K20X01H C2020 12 07.18377303 09 51.38 -17 12 28.2 15.74RUEX053I41
K20X01H C2020 12 07.18412003 09 52.43 -17 12 15.4 15.74RUEX053I41
K20X01H C2020 12 07.18463203 09 51.76 -17 11 55.6 15.97GVEX053703
K20X01H C2020 12 07.18992303 10 07.51 -17 08 38.1 15.88GVEX053703
K20X01H C2020 12 07.19039303 10 11.41 -17 08 22.2 15.64RUEX053I41
K20X01H C2020 12 07.19074103 10 12.34 -17 08 09.8 15.64RUEX053I41
K20X01H C2020 12 07.19521603 10 23.38 -17 05 19.7 15.94GVEX053703
K20X01H C2020 12 07.20051303 10 39.10 -17 02 02.2 16.15GVEX053703
K20X01H C2020 12 07.34300 03 17 32.33 -15 35 02.8 16.5 rEX053718
K20X01H C2020 12 07.34346 03 17 33.63 -15 34 46.1 16.5 rEX053718
K20X01H C2020 12 07.34390 03 17 34.87 -15 34 30.3 16.8 rEX053718
K20X01H C2020 12 07.34435 03 17 36.18 -15 34 13.9 16.7 rEX053718
K20X01H C2020 12 07.34569 03 17 39.95 -15 33 24.5 17.0 rEX053718
K20X01H C2020 12 07.34658 03 17 42.46 -15 32 51.5 16.9 rEX053718
K20X01H C2020 12 07.34702 03 17 43.75 -15 32 36.4 17.0 rEX053718
K20X01H C2020 12 07.35012803 18 06.26 -15 29 34.3 17.19cVEX053T05
K20X01H C2020 12 07.35470103 18 18.88 -15 26 49.9 16.78cVEX053T05
K20X01H C2020 12 07.40390803 20 33.22 -14 57 30.2 15.95oVEX053T05
K20X01H C2020 12 07.40811203 20 44.58 -14 55 00.5 15.81oVEX053T05
K20X01H C2020 12 07.43166 03 22 08.35 -14 36 44.8 17.4 GVEX053Q70
K20X01H C2020 12 07.43192 03 22 09.11 -14 36 33.1 17.1 GVEX053Q70
K20X01H C2020 12 07.43677 03 22 22.11 -14 33 44.8 17.7 GVEX053Q70
K20X01H C2020 12 07.44283103 22 17.82 -14 34 30.1 16.30oVEX053T05
K20X01H C2020 12 07.44344 03 22 39.87 -14 29 53.4 16.8 GVEX053Q70
K20X01H C2020 12 07.44395 03 22 41.19 -14 29 35.4 17.0 GVEX053Q70
K20X01H C2020 12 07.44737 03 22 50.31 -14 27 36.1 16.7 GVEX053Q70
K20X01H C2020 12 07.44789 03 22 51.67 -14 27 17.9 16.6 GVEX053Q70
K20X01H C2020 12 07.44909403 22 34.50 -14 30 49.8 15.99oVEX053T05
K20X01H C2020 12 07.45176 03 23 01.94 -14 25 04.5 16.1 GVEX053Q70
K20X01H C2020 12 07.45215 03 23 03.03 -14 24 49.3 16.2 GVEX053Q70
K20X01H C2020 12 07.45700 03 23 15.77 -14 22 01.8 16.1 GVEX053Q70
K20X01H C2020 12 07.45751 03 23 17.14 -14 21 44.1 16.4 GVEX053Q70
K20X01H KC2020 12 07.46549 03 23 37.38 -14 16 06.0 16.4 VqEX053E23
K20X01H KC2020 12 07.46804 03 23 44.10 -14 14 37.7 16.5 VqEX053E23
K20X01H KC2020 12 07.47058 03 23 50.81 -14 13 09.5 17.0 VqEX053E23
K20X01H KC2020 12 07.47369 03 23 59.00 -14 11 22.1 17.1 VqEX053E23
K20X01H KC2020 12 07.47623 03 24 05.70 -14 09 53.9 17.2 VqEX053E23
K20X01H KC2020 12 07.47878 03 24 12.37 -14 08 25.9 17.0 VqEX053E23
K20X01H KC2020 12 07.48133 03 24 19.05 -14 06 58.2 16.9 VqEX053E23
K20X01H KC2020 12 07.48387 03 24 25.73 -14 05 30.2 16.8 VqEX053E23
K20X01H KC2020 12 07.48642 03 24 32.41 -14 04 02.4 16.6 VqEX053E23
K20X01H C2020 12 07.54188 03 27 00.83 -13 38 43.8 16.4 VqEX053900
K20X01H C2020 12 07.54257 03 27 02.60 -13 38 20.7 16.3 VqEX053900
K20X01H C2020 12 07.55238 03 27 25.04 -13 26 15.3 15.7 GVEX053Q38
K20X01H C2020 12 07.55293 03 27 26.47 -13 25 56.2 15.7 GVEX053Q38
K20X01H C2020 12 07.55346 03 27 27.75 -13 25 39.1 15.4 GVEX053Q38
K20X01H C2020 12 07.55399 03 27 29.08 -13 25 20.6 16.0 GVEX053Q38
K20X01H C2020 12 07.55453 03 27 30.50 -13 25 02.3 16.5 GVEX053Q38
Observer details:
703 Catalina Sky Survey. Observer R. A. Kowalski. 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.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + 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.
Q38 Swan Hill. Observer M. Mattiazzo.
Q70 Glenlee Observatory, Glenlee. Observer S. Kerr.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector +
CCD.
Orbital elements:
2020 XH1 Earth MOID = 0.0062 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 16.46356 (2000.0) P Q
n 0.34198388 Peri. 208.42490 +0.93710635 -0.34903920
a 2.0251893 Node 172.00301 +0.32267225 +0.86430015
e 0.5808746 Incl. 0.75103 +0.13309511 +0.36215590
P 2.88 H 22.83 G 0.15 U 7
Residuals in seconds of arc
201206 T05 0.8- 1.0+ 201207 703 1.4- 0.2+ 201207 Q70 0.1- 0.8-
201206 T05 0.3- 0.8+ 201207 718 0.7- 0.3- 201207 Q70 0.7+ 0.9+
201206 T05 0.3- 0.8+ 201207 718 0.7- 0.3- 201207 Q70 0.6- 0.0-
201206 T05 0.8- 0.5+ 201207 718 0.7- 0.5- 201207 Q70 0.3- 0.0-
201207 807 0.5- 0.8- 201207 718 0.2- 0.4- 201207 E23 0.3- 0.1-
201207 807 0.3- 0.7- 201207 718 0.4- 0.3+ 201207 E23 0.4- 0.1-
201207 807 0.6- 1.0- 201207 718 0.5- 1.0+ 201207 E23 0.2- 0.1+
201207 807 0.2- 0.7- 201207 718 0.2+ 0.1+ 201207 E23 0.2- 0.1-
201207 807 0.5- 0.8- 201207 T05 0.8- 0.2- 201207 E23 0.1+ 0.3+
201207 807 0.2- 0.7- 201207 T05 0.8- 0.1- 201207 E23 0.3- 0.2+
201207 I41 0.4+ 0.2+ 201207 T05 0.3- 0.0- 201207 E23 0.4- 0.2-
201207 I41 0.7+ 0.0+ 201207 T05 0.2- 0.2+ 201207 E23 0.0+ 0.1+
201207 I41 1.6+ 0.1+ 201207 Q70 0.6- 1.3- 201207 E23 0.2+ 0.0-
201207 I41 0.7+ 0.4- 201207 Q70 0.3+ 1.3+ 201207 900 0.5- 0.4+
201207 I41 0.2+ 0.9+ 201207 Q70 0.6+ 0.5+ 201207 900 0.4- 0.0+
201207 I41 0.3+ 0.7+ 201207 T05 0.5+ 0.6+ 201207 Q38 1.1+ 0.6+
201207 703 0.6- 0.6+ 201207 Q70 0.2+ 0.4- 201207 Q38 1.5+ 1.0+
201207 703 1.8- 0.1+ 201207 Q70 0.3- 0.1- 201207 Q38 0.6+ 0.1+
201207 I41 (2.8+ 0.5-) 201207 Q70 0.1+ 0.2+ 201207 Q38 0.3+ 0.7+
201207 I41 1.2+ 1.1- 201207 Q70 0.2- 0.3+ 201207 Q38 1.0+ 0.7+
201207 703 0.7- 0.6+ 201207 T05 0.1+ 0.0+
Ephemeris:
2020 XH1 a,e,i = 2.03, 0.58, 1 q = 0.8488
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 07 18 13 43.5 -25 12 05 0.2286 0.8564 48.4 120.1 24.1
...
2020 11 22 18 48 23.1 -28 35 18 0.1079 0.9091 41.1 134.4 24.0
...
2020 11 30 19 49 56.3 -35 39 51 0.04808 0.9538 46.6 131.3 22.0
...
2020 12 06 01 49 35.0 -30 30 36 0.02054 0.9930 111.5 67.4 16.8
2020 12 07 02 59 41.8 -19 05 44 0.02288 0.9999 129.7 49.3 16.5
2020 12 08 03 45 27.7 -09 33 39 0.02727 1.0070 143.0 36.1 16.5
...
2020 12 14 05 16 44.7 +11 23 22 0.06802 1.0510 168.0 11.2 17.8
...
2020 12 22 05 42 34.2 +17 03 44 0.1311 1.1138 172.3 6.8 19.2
...
2021 01 06 05 57 50.2 +20 08 28 0.2642 1.2389 163.6 13.0 21.2
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X53
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