MPEC 2020-X18 : 2020 XF
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M.P.E.C. 2020-X18 Issued 2020 December 5, 22:08 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 XF
Observations:
K20X00F C2020 12 04.32683001 49 47.545+35 13 41.69 15.10GVEX018F51
K20X00F C2020 12 04.33738701 48 50.404+35 22 56.99 15.01GVEX018F51
K20X00F C2020 12 04.35279901 47 29.175+35 35 47.36 15.09GVEX018F52
K20X00F C2020 12 04.36531601 46 25.293+35 45 39.23 VEX018F52
K20X00F C2020 12 04.37729201 45 25.967+35 54 39.13 14.94GVEX018F52
K20X00F* C2020 12 05.19179501 19 50.43 +42 12 45.2 16.22GVEX018703
K20X00F C2020 12 05.19724401 19 37.62 +42 14 00.9 16.25GVEX018703
K20X00F C2020 12 05.20805701 19 12.55 +42 16 25.1 16.31GVEX018703
K20X00F C2020 12 05.29382301 16 15.38 +42 31 22.3 16.18GVEX018I52
K20X00F C2020 12 05.29407001 16 14.94 +42 31 24.3 16.24GVEX018I52
K20X00F C2020 12 05.29431701 16 14.49 +42 31 26.5 16.18GVEX018I52
K20X00F C2020 12 05.29456401 16 14.04 +42 31 28.5 16.12GVEX018I52
K20X00F C2020 12 05.45058 01 15 48.73 +43 11 43.3 16.6 VuEX018900
K20X00F C2020 12 05.45306 01 15 43.77 +43 12 15.4 16.8 VuEX018900
K20X00F C2020 12 05.45555 01 15 38.77 +43 12 47.4 16.6 VuEX018900
K20X00F C2020 12 05.46434 01 13 07.08 +42 47 31.0 16.6 rEX018718
K20X00F C2020 12 05.46526 01 13 06.41 +42 47 38.3 16.5 rEX018718
K20X00F C2020 12 05.46617 01 13 05.90 +42 47 44.5 16.3 rEX018718
K20X00F C2020 12 05.46708 01 13 05.31 +42 47 50.4 16.5 rEX018718
K20X00F C2020 12 05.47074 01 13 03.06 +42 48 13.7 16.4 rEX018718
K20X00F C2020 12 05.47165 01 13 02.48 +42 48 19.2 16.7 rEX018718
K20X00F C2020 12 05.47256 01 13 01.87 +42 48 26.1 16.5 rEX018718
K20X00F KC2020 12 05.76289301 11 38.11 +43 56 58.2 16.9 GVEX018J95
K20X00F KC2020 12 05.76461101 11 35.71 +43 57 18.5 17.0 GVEX018J95
K20X00F KC2020 12 05.76597101 11 33.78 +43 57 34.8 16.9 GVEX018J95
K20X00F KC2020 12 05.76738301 11 31.80 +43 57 51.4 16.9 GVEX018J95
K20X00F KC2020 12 05.78839101 10 36.13 +44 03 28.4 17.5 RVEX018K61
K20X00F KC2020 12 05.78939301 10 34.70 +44 03 39.0 17.3 RVEX018K61
K20X00F KC2020 12 05.80053201 10 42.87 +44 04 03.2 VEX018Z80
K20X00F KC2020 12 05.80521101 10 36.19 +44 04 51.4 16.9 GVEX018Z80
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.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + 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. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K61 Rokycany Observatory. Observer M. Adamovsky. 0.51-m f/6.8 reflector +
CCD.
Z80 Northolt Branch Observatory. Observer G. Wells. 0.25-m f/8.0 Ritchey-
Chretien + CCD.
Orbital elements:
2020 XF Earth MOID = 0.0007 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 157.30667 (2000.0) P Q
n 1.12820731 Peri. 211.64581 +0.22642505 +0.97129856
a 0.9138539 Node 71.52742 -0.87685276 +0.23584054
e 0.0969543 Incl. 4.40661 -0.42410014 +0.03095707
P 0.87 H 26.7 G 0.15 U 5
Residuals in seconds of arc
201204 F51 0.0 0.1- 201205 I52 0.5+ 0.1+ 201205 718 0.6- 0.2-
201204 F51 0.0 0.0 201205 I52 0.5+ 0.0 201205 718 1.3- 0.7+
201204 F52 0.1- 0.1+ 201205 900 0.1+ 0.1- 201205 J95 0.1+ 0.0
201204 F52 0.3+ 0.1- 201205 900 0.3+ 0.2- 201205 J95 0.2+ 0.2-
201204 F52 0.0 0.2+ 201205 900 0.2+ 0.2- 201205 J95 0.0 0.0
201205 703 0.1+ 0.0 201205 718 0.2- 0.7- 201205 J95 0.0 0.1-
201205 703 0.2+ 0.0 201205 718 1.1- 0.6+ 201205 K61 0.5- 0.9-
201205 703 0.5+ 0.2- 201205 718 0.3- 0.9+ 201205 K61 0.0 0.0
201205 I52 0.5+ 0.0 201205 718 0.4- 0.9+ 201205 Z80 0.1+ 0.3+
201205 I52 0.6+ 0.1- 201205 718 0.3- 0.2+ 201205 Z80 0.2+ 0.1+
Ephemeris:
2020 XF a,e,i = 0.91, 0.10, 4 q = 0.8253
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 05 14 32 18.8 -23 54 12 0.05861 0.9336 8.5 171.0
...
2020 11 20 14 24 38.6 -25 10 05 0.02641 0.9631 18.7 160.7 30.0
...
2020 11 28 14 16 20.8 -27 20 54 0.01074 0.9770 27.9 151.8 25.6
...
2020 12 04 02 15 00.4 +27 32 46 0.0014830.9868 146.4 33.6 13.9
2020 12 05 01 24 57.1 +41 09 24 0.0034460.9878 134.0 45.9 16.1
2020 12 06 01 07 49.3 +44 35 40 0.0054020.9888 129.7 50.0 17.2
...
2020 12 12 00 45 26.4 +48 26 02 0.01694 0.9935 121.5 57.6 19.9
...
2020 12 20 00 44 57.9 +49 13 43 0.03214 0.9983 115.9 62.4 21.5
...
2021 01 04 00 57 42.4 +50 02 42 0.05956 1.0024 107.1 69.7 23.0
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X18
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