[Iaude] MPEC X79: 2020 XG2 [a=1.31,e=0.32,i=16.6,H=27.6]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Dec 9 04:06:11 EST 2020
M.P.E.C. 2020-X79 Issued 2020 December 9, 09:05 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 XG2
Observations:
K20X02G* C2020 12 08.42852206 05 57.88 -29 16 22.8 17.75oVEX079T08
K20X02G C2020 12 08.43036906 05 52.68 -29 16 17.1 17.90oVEX079T08
K20X02G C2020 12 08.43313306 05 44.68 -29 16 07.2 17.77oVEX079T08
K20X02G C2020 12 08.43589906 05 36.73 -29 15 57.5 17.69oVEX079T08
K20X02G C2020 12 08.43819706 05 30.15 -29 15 49.3 17.66oVEX079T08
K20X02G C2020 12 08.43865706 05 28.91 -29 15 47.6 17.96oVEX079T08
K20X02G C2020 12 08.44141906 05 21.16 -29 15 37.2 17.83oVEX079T08
K20X02G C2020 12 08.44648806 05 07.04 -29 15 17.9 17.96oVEX079T08
K20X02G C2020 12 08.59627705 59 39.25 -29 01 42.7 17.91oVEX079T08
K20X02G C2020 12 08.59673605 59 38.50 -29 01 40.2 18.08oVEX079T08
K20X02G C2020 12 08.59719805 59 37.76 -29 01 36.7 18.37oVEX079T08
K20X02G C2020 12 08.59766005 59 37.00 -29 01 33.7 17.68oVEX079T08
K20X02G C2020 12 08.59811805 59 36.24 -29 01 31.1 18.04oVEX079T08
K20X02G |C2020 12 09.24414 05 53 40.43 -28 33 26.7 19.6 VuEX079807
K20X02G |C2020 12 09.24509 05 53 39.72 -28 33 25.7 19.4 VuEX079807
K20X02G |C2020 12 09.24695 05 53 38.39 -28 33 24.0 19.4 VuEX079807
K20X02G |C2020 12 09.24885 05 53 37.02 -28 33 22.3 19.6 VuEX079807
K20X02G |C2020 12 09.25071 05 53 35.68 -28 33 20.3 19.6 VuEX079807
K20X02G HC2020 12 09.25891105 54 08.11 -28 45 40.2 20.54GVEX079I52
K20X02G HC2020 12 09.25915705 54 07.93 -28 45 41.3 19.48GVEX079I52
K20X02G HC2020 12 09.25940205 54 07.75 -28 45 40.3 20.00GVEX079I52
K20X02G HC2020 12 09.25964705 54 07.63 -28 45 39.9 19.93GVEX079I52
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m reflector +
CCD.
T08 ATLAS-MLO, Mauna Loa. 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 XG2 Earth MOID = 0.0001 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 34.22526 (2000.0) P Q
n 0.66029063 Peri. 126.27531 +0.89362525 -0.35270812
a 1.3061086 Node 255.85479 +0.26140169 +0.91170470
e 0.3207000 Incl. 16.63196 +0.36483293 +0.21069297
P 1.49 H 27.69 G 0.15 U 7
Residuals in seconds of arc
201208 T08 1.3- 0.6+ 201208 T08 0.3+ 0.1+ 201209 807 0.3+ 0.0-
201208 T08 0.7+ 0.1- 201208 T08 0.1+ 0.3- 201209 807 0.3+ 0.1+
201208 T08 0.3+ 0.2+ 201208 T08 0.1+ 0.2+ 201209 I52 0.2- 0.0+
201208 T08 0.1- 0.1- 201208 T08 0.1- 0.2+ 201209 I52 0.3- 1.1-
201208 T08 0.8- 0.2- 201208 T08 0.5- 0.1- 201209 I52 0.4- 0.1-
201208 T08 0.0- 0.2- 201209 807 0.1+ 0.0- 201209 I52 0.3+ 0.3+
201208 T08 0.6+ 0.0- 201209 807 0.2- 0.1+
201208 T08 0.8+ 0.3- 201209 807 0.1+ 0.1+
Ephemeris:
2020 XG2 a,e,i = 1.31, 0.32, 17 q = 0.8872
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 09 18 03 35.1 +26 18 56 0.1963 0.9167 62.5 106.5 27.9
...
2020 11 24 18 10 23.6 +28 15 10 0.09523 0.9406 58.2 116.9 27.1
...
2020 12 02 18 10 36.5 +28 49 35 0.04011 0.9640 55.9 122.1 25.6
...
2020 12 08 06 48 22.4 -29 24 33 0.0014260.9858 121.7 58.3 15.5
2020 12 09 05 55 36.9 -28 37 02 0.0083200.9900 127.1 52.5 19.2
2020 12 10 05 50 42.1 -28 27 53 0.01522 0.9942 127.6 51.7 20.5
...
2020 12 16 05 46 05.6 -28 03 24 0.05667 1.0205 128.6 49.0 23.3
...
2020 12 24 05 45 15.3 -27 11 55 0.1122 1.0578 129.0 46.2 24.8
...
2021 01 08 05 47 05.5 -24 29 38 0.2184 1.1322 128.4 42.9 26.3
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X79
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