MPEC 2020-X154 : 2020 XV4
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M.P.E.C. 2020-X154 Issued 2020 December 14, 00:33 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 XV4
Observations:
K20X04V* C2020 12 12.34620405 50 30.15 -24 29 49.5 19.51GVEX154G96
K20X04V C2020 12 12.35308205 50 24.21 -24 24 43.3 18.73GVEX154G96
K20X04V C2020 12 12.35859905 50 19.52 -24 20 36.5 18.89GVEX154G96
K20X04V C2020 12 12.38176 05 49 59.67 -24 03 23.6 18.8 GVEX154703
K20X04V C2020 12 12.39775 05 49 46.33 -23 51 37.5 19.1 GVEX154703
K20X04V KC2020 12 12.39861805 49 45.71 -23 50 58.7 18.15GVEX154I52
K20X04V KC2020 12 12.40000805 49 44.55 -23 49 57.8 18.27GVEX154I52
K20X04V KC2020 12 12.40139505 49 43.42 -23 48 56.3 18.34GVEX154I52
K20X04V KC2020 12 12.40279305 49 42.25 -23 47 56.0 17.98GVEX154I52
K20X04V KC2020 12 12.58937505 47 44.23 -21 31 03.3 18.3 GVEX154474
K20X04V KC2020 12 12.58991505 47 43.83 -21 30 41.8 18.6 GVEX154474
K20X04V KC2020 12 12.59018505 47 43.62 -21 30 31.1 18.7 GVEX154474
K20X04V KC2020 12 12.59072605 47 43.25 -21 30 08.9 18.7 GVEX154474
K20X04V KC2020 12 12.91119505 44 53.65 -18 18 41.2 19.1 GVEX154L01
K20X04V KC2020 12 12.91408705 44 51.87 -18 17 02.3 19.1 GVEX154L01
K20X04V KC2020 12 12.91570505 44 50.88 -18 16 06.5 19.1 GVEX154L01
K20X04V KC2020 12 12.91757505 44 49.74 -18 15 02.2 19.0 GVEX154L01
K20X04V KC2020 12 13.60438005 39 43.01 -12 27 43.2 19.2 GVEX154474
K20X04V KC2020 12 13.60569505 39 42.44 -12 27 09.4 18.9 GVEX154474
K20X04V KC2020 12 13.60700705 39 41.86 -12 26 36.0 19.0 GVEX154474
K20X04V KC2020 12 13.60766405 39 41.60 -12 26 18.8 19.3 GVEX154474
K20X04V C2020 12 13.78220 05 38 45.94 -11 20 45.4 19.3 GVEX154N88
K20X04V C2020 12 13.78255 05 38 45.83 -11 20 35.4 18.8 GVEX154N88
K20X04V C2020 12 13.78288 05 38 45.65 -11 20 27.5 18.8 GVEX154N88
K20X04V C2020 12 13.78322 05 38 45.51 -11 20 20.1 19.2 GVEX154N88
K20X04V C2020 12 13.78355 05 38 45.38 -11 20 12.4 19.1 GVEX154N88
K20X04V KC2020 12 13.90481 05 38 12.62 -10 33 16.6 18.8 GVEX154595
K20X04V KC2020 12 13.91931 05 38 06.95 -10 27 50.3 19.0 GVEX154595
K20X04V KC2020 12 13.92667 05 38 04.16 -10 25 04.5 19.1 GVEX154595
K20X04V KC2020 12 13.98155905 37 43.72 -10 04 36.3 18.2 GVEX154K63
K20X04V KC2020 12 13.98391905 37 42.86 -10 03 45.8 18.5 GVEX154K63
K20X04V KC2020 12 13.98695505 37 41.70 -10 02 39.4 18.2 GVEX154K63
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
595 Farra d'Isonzo. Observers S. Aschi, E. Pettarin. Measurer S. Aschi.
0.40-m f/5.15 reflector + CCD.
703 Catalina Sky Survey. Observer R. A. Kowalski. Measurers D. Rankin, B.
Gray, F. C. Shelly. 1.5-m reflector + 10K CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.4-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, D. Pujagic. Measurer
D. Pujagic. 1.0-m f/2.9 reflector + CCD.
N88 Xingming Observatory #3, Nanshan. Observer X. Gao. Measurer Q.-Z. Ye.
0.6-m f/8 Ritchey-Chretien + CCD.
Orbital elements:
2020 XV4 Earth MOID = 0.0162 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 42.64412 (2000.0) P Q
n 0.69198973 Peri. 120.68791 +0.99004206 +0.13787080
a 1.2659103 Node 231.40271 -0.13837008 +0.91594588
e 0.4475920 Incl. 2.08480 -0.02589290 +0.37687504
P 1.42 H 25.2 G 0.15 U 7
Residuals in seconds of arc
201212 G96 (0.5- 3.4+) 201212 474 0.2- 0.2- 201213 N88 0.5+ 0.5+
201212 G96 0.2- 0.8+ 201212 474 0.1+ 0.3+ 201213 N88 0.2- 0.5+
201212 G96 0.8+ 0.4+ 201212 L01 0.0 0.4+ 201213 N88 0.2- 0.2-
201212 703 0.6- 0.7+ 201212 L01 0.2- 0.2- 201213 N88 0.1- 0.4-
201212 703 0.6- 0.9- 201212 L01 0.2- 0.0 201213 595 0.0 0.2-
201212 I52 0.5+ 0.2- 201212 L01 0.3- 0.1+ 201213 595 0.8- 0.9-
201212 I52 0.3+ 0.6- 201213 474 0.3- 0.1+ 201213 595 0.1+ 0.5-
201212 I52 0.5+ 0.3- 201213 474 0.3- 0.1+ 201213 K63 (0.3+ 2.7+)
201212 I52 (0.2+ 1.6-) 201213 474 0.4- 0.2- 201213 K63 0.9+ 1.2+
201212 474 0.1+ 0.1+ 201213 474 0.0 0.2+ 201213 K63 0.9+ 0.9+
201212 474 0.0 0.1- 201213 N88 0.1- 1.2-
Ephemeris:
2020 XV4 a,e,i = 1.27, 0.45, 2 q = 0.6993
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 14 17 04 00.1 -21 52 26 0.2182 0.7975 25.3 148.0 29.5
...
2020 11 29 17 04 46.1 -28 02 12 0.08857 0.8999 12.0 166.8 34.0
...
2020 12 07 16 32 20.7 -50 58 18 0.02900 0.9598 28.7 150.5 25.9
...
2020 12 13 05 44 03.3 -17 24 21 0.02780 1.0056 139.1 39.9 19.0
2020 12 14 05 37 38.8 -09 54 46 0.03438 1.0133 146.8 32.2 19.3
2020 12 15 05 33 31.0 -04 51 44 0.04138 1.0209 151.9 27.0 19.5
...
2020 12 21 05 23 52.3 +07 29 13 0.08682 1.0667 162.2 16.4 20.9
...
2020 12 29 05 21 19.3 +12 20 53 0.1517 1.1270 159.9 17.4 22.3
...
2021 01 13 05 25 01.0 +15 50 38 0.2861 1.2356 148.0 24.9 24.1
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X154
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