[Iaude] MPEC X126: 2021 XW2 [a=2.15,e=0.62,i=6.6,H=23.1]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Mon Dec 6 05:45:58 EST 2021
M.P.E.C. 2021-X126 Issued 2021 December 6, 10:44 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 XW2
Observations:
K21X02W* C2021 12 02.21241400 40 08.25 +35 16 24.9 22.52GVEX126V00
K21X02W C2021 12 02.21727500 40 10.39 +35 16 24.0 22.37GVEX126V00
K21X02W C2021 12 02.22213000 40 12.51 +35 16 22.9 22.17GVEX126V00
K21X02W C2021 12 02.22699600 40 14.68 +35 16 21.5 22.55GVEX126V00
K21X02W KC2021 12 02.28956100 40 42.25 +35 16 05.8 21.67GVEX126V06
K21X02W KC2021 12 02.29564700 40 44.96 +35 16 04.2 21.79GVEX126V06
K21X02W KC2021 12 03.06610700 46 27.40 +35 13 20.5 22.17GVEX126V06
K21X02W KC2021 12 03.07173900 46 29.81 +35 13 19.5 21.97GVEX126V06
K21X02W KC2021 12 03.07455400 46 30.94 +35 13 18.7 21.94GVEX126V06
K21X02W KC2021 12 05.06215201 00 06.16 +35 02 40.1 22.7 VuEX126H21
K21X02W KC2021 12 05.07026601 00 09.21 +35 02 37.0 22.5 VuEX126H21
K21X02W KC2021 12 05.07304301 00 10.28 +35 02 36.0 22.5 VuEX126H21
Observer details:
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 1.3-m f/4.0 astrograph + 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.
V06 Catalina Sky Survey-Kuiper. 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, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m reflector + 1K CCD.
Orbital elements:
2021 XW2 Earth MOID = 0.0936 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Bell
M 34.59310 (2000.0) P Q
n 0.31219828 Peri. 6.36804 +0.94827503 +0.31379379
a 2.1520336 Node 335.17848 -0.29607070 +0.81962838
e 0.6232126 Incl. 6.57130 -0.11452776 +0.47931491
P 3.16 H 23.13 G 0.15 U 9
Residuals in seconds of arc
211202 V00 0.0 0.1- 211202 V06 0.0 0.1- 211203 V06 0.2- 0.0
211202 V00 0.0 0.1+ 211202 V06 0.1+ 0.1- 211205 H21 0.1+ 0.0
211202 V00 0.2- 0.1+ 211203 V06 0.2- 0.0 211205 H21 0.2- 0.1-
211202 V00 0.1+ 0.2- 211203 V06 0.4+ 0.3+ 211205 H21 0.0 0.1-
Ephemeris:
2021 XW2 a,e,i = 2.15, 0.62, 7 q = 0.8109
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 06 19 26 22.6 +09 57 32 0.1811 0.9588 74.5 95.1 22.7
...
2021 11 21 22 46 19.2 +32 39 04 0.2001 1.0820 113.0 57.2 21.9
...
2021 11 29 00 13 45.9 +35 16 20 0.2570 1.1536 125.1 44.4 22.2
...
2021 12 05 00 59 41.4 +35 03 06 0.3121 1.2087 129.6 38.9 22.6
2021 12 06 01 06 02.8 +34 56 25 0.3221 1.2179 130.1 38.3 22.6
2021 12 07 01 12 05.7 +34 49 01 0.3323 1.2272 130.5 37.7 22.7
...
2021 12 13 01 42 59.7 +33 56 39 0.3971 1.2831 131.6 35.0 23.1
...
2021 12 21 02 14 04.0 +32 44 23 0.4927 1.3578 130.8 33.3 23.7
...
2022 01 05 02 56 12.4 +30 57 05 0.6962 1.4967 125.2 32.5 24.6
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X126
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