[Iaude] MPEC X112: 2020 XC3 [a=2.08,e=0.52,i=21.4,H=22.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 11 11:31:21 EST 2020
M.P.E.C. 2020-X112 Issued 2020 December 11, 16:30 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 XC3
Observations:
K20X03C* C2020 12 09.10367200 29 47.97 -17 28 33.3 20.25GVEX112G96
K20X03C C2020 12 09.10932700 29 48.74 -17 27 06.7 19.93GVEX112G96
K20X03C C2020 12 09.11497500 29 49.51 -17 25 40.8 19.95GVEX112G96
K20X03C C2020 12 09.12062200 29 50.24 -17 24 14.9 20.08GVEX112G96
K20X03C KC2020 12 09.19979300 30 00.99 -17 04 00.3 20.01GVEX112I52
K20X03C KC2020 12 09.20078200 30 01.11 -17 03 44.7 19.43GVEX112I52
K20X03C KC2020 12 09.20176900 30 01.30 -17 03 29.9 19.91GVEX112I52
K20X03C KC2020 12 09.20275500 30 01.41 -17 03 15.3 19.53GVEX112I52
K20X03C KC2020 12 09.47556200 30 45.74 -15 51 17.6 19.7 GVEX112474
K20X03C KC2020 12 09.47737900 30 45.98 -15 50 49.6 20.2 GVEX112474
K20X03C |C2020 12 10.05703 00 32 24.19 -13 18 18.2 20.0 VuEX112807
K20X03C |C2020 12 10.06006 00 32 24.66 -13 17 29.6 19.6 VuEX112807
K20X03C |C2020 12 10.06310 00 32 25.10 -13 16 41.3 19.9 VuEX112807
K20X03C C2020 12 10.21580200 32 53.399-12 36 48.24 19.91wUEX112F52
K20X03C C2020 12 10.22735000 32 54.975-12 33 41.22 20.26wUEX112F52
K20X03C C2020 12 10.23890000 32 56.550-12 30 33.72 19.94wUEX112F52
K20X03C C2020 12 10.25043200 32 58.095-12 27 27.60 19.85wUEX112F52
K20X03C KC2020 12 10.62380 00 34 00.58 -10 46 03.6 19.6 GVEX112N88
K20X03C KC2020 12 10.62426 00 34 00.54 -10 45 54.9 20.5 GVEX112N88
K20X03C KC2020 12 10.99664 00 35 07.15 -09 02 38.4 19.4 GVEX112W34
K20X03C KC2020 12 11.00448 00 35 08.31 -09 00 27.2 19.4 GVEX112W34
K20X03C KC2020 12 11.01279 00 35 09.45 -08 58 08.8 19.4 GVEX112W34
K20X03C KC2020 12 11.04923300 35 15.21 -08 48 01.6 20.1 VuEX112H21
K20X03C KC2020 12 11.05122300 35 15.50 -08 47 28.3 20.3 VuEX112H21
K20X03C KC2020 12 11.05328300 35 15.79 -08 46 53.7 20.3 VuEX112H21
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.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe, A.
Schultz, M. Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L.
Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.81-m f/4.0
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.
N88 Xingming Observatory #3, Nanshan. Observer X. Gao. Measurer Q.-Z. Ye.
0.6-m f/8 Ritchey-Chretien + CCD.
W34 Squirrel Valley Observatory, Columbus. Observer R. L. Flynn. 0.36-m
Schmidt-Cassegrain + CCD.
Orbital elements:
2020 XC3 Earth MOID = 0.0366 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 6.80115 (2000.0) P Q
n 0.32835529 Peri. 339.01641 +0.54079336 -0.76264000
a 2.0808464 Node 76.59530 +0.81434435 +0.36902334
e 0.5191005 Incl. 21.39491 +0.21067942 +0.53122689
P 3.00 H 22.4 G 0.15 U 7
Residuals in seconds of arc
201209 G96 0.0 0.3- 201209 474 0.5- 0.2- 201210 N88 0.0 0.6+
201209 G96 0.2+ 0.1+ 201210 807 0.4- 0.3+ 201210 W34 0.0 0.3+
201209 G96 0.4+ 0.1- 201210 807 0.3+ 0.1+ 201211 W34 0.4+ 0.3+
201209 G96 0.0 0.4- 201210 807 0.5+ 0.6- 201211 W34 0.5- 0.5-
201209 I52 0.2- 0.3+ 201210 F52 0.1+ 0.2- 201211 H21 0.0 0.0
201209 I52 0.5- 0.7+ 201210 F52 0.1+ 0.0 201211 H21 0.0 0.1-
201209 I52 0.3+ 0.3+ 201210 F52 0.2+ 0.4+ 201211 H21 0.1- 0.1-
201209 I52 0.1- 0.3- 201210 F52 0.2- 0.5-
201209 474 0.0 0.2+ 201210 N88 (1.6+ 0.5-)
Ephemeris:
2020 XC3 a,e,i = 2.08, 0.52, 21 q = 1.0007
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 11 23 31 41.0 -66 17 11 0.2869 1.0183 87.4 76.2 22.4
...
2020 11 26 23 58 54.8 -52 23 17 0.1830 1.0007 89.0 80.4 21.5
...
2020 12 04 00 16 44.5 -35 35 47 0.1327 1.0052 94.7 77.7 20.7
...
2020 12 10 00 32 16.2 -13 34 11 0.1076 1.0149 103.3 70.8 20.1
2020 12 11 00 35 06.6 -09 00 58 0.1053 1.0171 105.0 69.3 20.0
2020 12 12 00 38 02.2 -04 17 02 0.1037 1.0193 106.8 67.7 19.9
...
2020 12 18 00 57 46.6 +24 14 48 0.1097 1.0358 115.4 59.1 19.8
...
2020 12 26 01 31 35.1 +50 16 19 0.1505 1.0649 119.2 53.7 20.4
...
2021 01 10 03 03 46.9 +68 28 17 0.2661 1.1378 119.4 48.9 21.6
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-X112
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