[Iaude] MPEC X80: 2021 XG1 [a=1.05,e=0.11,i=8.3,H=27.3]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 3 14:09:28 EST 2021
M.P.E.C. 2021-X80 Issued 2021 December 3, 19:07 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
2021 XG1
Observations:
K21X01G C2021 11 28.43821202 23 37.934+40 27 02.55 21.78GVEX080F52
K21X01G C2021 11 28.46109202 23 33.506+40 28 55.66 22.48GVEX080F52
K21X01G C2021 11 28.47256602 23 31.329+40 29 51.51 21.14GVEX080F52
K21X01G* C2021 12 01.27230602 19 03.44 +43 58 22.4 22.80GVEX080V00
K21X01G C2021 12 01.27717502 19 02.70 +43 58 39.5 22.39GVEX080V00
K21X01G C2021 12 01.28202802 19 01.99 +43 58 56.3 22.42GVEX080V00
K21X01G C2021 12 01.28688802 19 01.28 +43 59 12.9 22.42GVEX080V00
K21X01G mC2021 12 01.40290102 18 46.45 +44 05 32.5 22.14GVEX080V00
K21X01G mC2021 12 01.40378902 18 46.38 +44 05 35.3 21.81GVEX080V00
K21X01G mC2021 12 01.40467602 18 46.31 +44 05 36.8 21.54GVEX080V00
K21X01G mC2021 12 01.40556402 18 46.18 +44 05 40.7 22.42GVEX080V00
K21X01G mC2021 12 02.23421002 17 55.68 +44 54 37.8 22.77GVEX080V00
K21X01G mC2021 12 02.23486602 17 55.59 +44 54 39.7 22.48GVEX080V00
K21X01G mC2021 12 02.23552102 17 55.50 +44 54 41.8 23.17GVEX080V00
K21X01G mC2021 12 02.23618302 17 55.40 +44 54 43.8 22.69GVEX080V00
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, I. Smith. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
V00 Kitt Peak-Bok. Observer R. A. Mastaler. Measurers M. J. Brucker, E. J.
Christensen, C. E. Woodward, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. S.
McMillan, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 2.25-m
reflector + CCD.
Orbital elements:
2021 XG1 Earth MOID = 0.0204 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Veres
M 121.03358 (2000.0) P Q
n 0.91335530 Peri. 283.43065 +0.93674866 +0.32838996
a 1.0520657 Node 57.52130 -0.23893385 +0.85279902
e 0.1091844 Incl. 8.25258 -0.25575881 +0.40607126
P 1.08 H 27.38 G 0.15 U 6
Residuals in seconds of arc
211128 F52 0.1+ 0.1+ 211201 V00 0.1+ 0.0 211201 V00 0.1- 0.1-
211128 F52 0.1- 0.0 211201 V00 0.2+ 0.2- 211202 V00 0.1- 0.1+
211128 F52 0.6- 0.1- 211201 V00 0.2- 0.1+ 211202 V00 0.1- 0.0
211201 V00 0.2+ 0.1- 211201 V00 0.0 0.1+ 211202 V00 0.1- 0.0
211201 V00 0.0 0.1+ 211201 V00 (0.3+ 1.2-) 211202 V00 0.1- 0.2-
Ephemeris:
2021 XG1 a,e,i = 1.05, 0.11, 8 q = 0.9372
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 03 07 50 36.3 -76 23 22 0.04328 0.9839 77.9 99.6 24.1
...
2021 11 18 03 03 58.8 +01 57 46 0.02221 1.0096 161.4 18.2 20.1
...
2021 11 26 02 29 23.0 +36 05 43 0.04115 1.0241 153.9 25.1 21.7
...
2021 12 02 02 18 13.7 +44 40 59 0.05977 1.0351 144.3 33.7 22.7
2021 12 03 02 17 09.6 +45 34 18 0.06302 1.0370 143.2 34.7 22.9
2021 12 04 02 16 17.0 +46 21 40 0.06631 1.0388 142.1 35.6 23.0
...
2021 12 10 02 14 33.6 +49 37 49 0.08660 1.0499 137.0 39.8 23.7
...
2021 12 18 02 19 30.9 +51 46 52 0.1148 1.0645 132.2 43.3 24.5
...
2022 01 02 02 43 16.5 +52 58 28 0.1704 1.0905 125.2 47.4 25.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X80
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