[Iaude] MPEC X66: 2021 XX [a=2.29,e=0.58,i=22.8,H=25.5]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Dec 3 05:38:20 EST 2021
M.P.E.C. 2021-X66 Issued 2021 December 3, 10:37 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 XX
Observations:
K21X00X* C2021 12 01.44993406 17 28.72 +26 28 45.9 21.66GVEX066V00
K21X00X C2021 12 01.45480306 17 27.70 +26 29 50.8 21.63GVEX066V00
K21X00X C2021 12 01.45966406 17 26.66 +26 30 56.4 21.65GVEX066V00
K21X00X C2021 12 01.46452206 17 25.60 +26 32 01.6 21.96GVEX066V00
K21X00X KC2021 12 01.51363506 17 15.33 +26 42 54.3 21.07GVEX066I52
K21X00X KC2021 12 01.51811006 17 14.35 +26 43 53.3 22.28GVEX066I52
K21X00X C2021 12 02.30072806 14 55.22 +29 31 53.1 21.79GVEX066V00
K21X00X C2021 12 02.30563906 14 54.16 +29 32 54.3 21.99GVEX066V00
K21X00X C2021 12 02.31054006 14 53.11 +29 33 55.0 21.54GVEX066V00
K21X00X C2021 12 02.31543806 14 52.08 +29 34 56.3 22.19GVEX066V00
K21X00X KC2021 12 03.41915306 11 25.96 +33 09 03.3 21.77GVEX066V06
K21X00X KC2021 12 03.42107106 11 25.57 +33 09 24.3 22.39GVEX066V06
K21X00X KC2021 12 03.42299106 11 25.15 +33 09 45.3 21.37GVEX066V06
Observer details:
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, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos.
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 XX Earth MOID = 0.0777 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Bell
M 25.61816 (2000.0) P Q
n 0.28494778 Peri. 313.20378 +0.85921699 -0.35742054
a 2.2871388 Node 70.87176 +0.50373551 +0.71608435
e 0.5809794 Incl. 22.79577 -0.08942425 +0.59956131
P 3.46 H 25.50 G 0.15 U 8
Residuals in seconds of arc
211201 V00 0.1- 0.3- 211201 I52 0.1- 0.0 211203 V06 0.1- 0.1-
211201 V00 (0.3+ 0.6-) 211202 V00 0.1+ 0.1- 211203 V06 0.1+ 0.0
211201 V00 0.2+ 0.1- 211202 V00 0.0 0.0 211203 V06 0.1- 0.1+
211201 V00 0.2- 0.1+ 211202 V00 0.2- 0.1-
211201 I52 0.7+ 0.3+ 211202 V00 0.0 0.3+
Ephemeris:
2021 XX a,e,i = 2.29, 0.58, 23 q = 0.9584
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 03 08 06 39.0 -72 16 52 0.2065 0.9693 77.7 90.3 25.2
...
2021 11 18 07 01 17.0 -40 39 21 0.1070 1.0181 103.1 71.0 23.2
...
2021 11 26 06 34 45.0 +00 38 43 0.09183 1.0576 138.6 38.2 22.0
...
2021 12 02 06 15 48.9 +28 28 56 0.1152 1.0920 155.7 21.8 22.1
2021 12 03 06 12 44.4 +31 50 35 0.1213 1.0981 156.5 21.0 22.2
2021 12 04 06 09 42.0 +34 51 46 0.1278 1.1043 156.8 20.6 22.3
...
2021 12 10 05 52 28.3 +47 24 13 0.1736 1.1433 153.8 22.3 23.1
...
2021 12 18 05 33 38.9 +55 19 14 0.2454 1.1992 148.0 25.8 24.0
...
2022 01 02 05 15 24.1 +59 44 36 0.3984 1.3127 139.7 29.0 25.4
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X66
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