[Iaude] MPEC X14: 2021 WB5 [a=1.72,e=0.40,i=14.0,H=25.6]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Dec 1 08:01:33 EST 2021
M.P.E.C. 2021-X14 Issued 2021 December 1, 13:00 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 WB5
Observations:
K21W05B* C2021 11 28.15167902 31 42.09 +23 14 46.5 20.87GVEX014G96
K21W05B C2021 11 28.15733302 31 42.99 +23 16 06.2 20.82GVEX014G96
K21W05B C2021 11 28.16297102 31 43.87 +23 17 24.7 21.23GVEX014G96
K21W05B C2021 11 28.16861302 31 44.79 +23 18 43.2 21.03GVEX014G96
K21W05B mC2021 11 28.26447002 31 59.77 +23 40 49.4 VEX014I52
K21W05B mC2021 11 28.26488202 31 59.88 +23 40 55.6 21.36GVEX014I52
K21W05B mC2021 11 28.26569802 32 00.02 +23 41 06.8 VEX014I52
K21W05B KC2021 11 29.08162302 34 49.89 +26 42 11.4 21.0 VuEX014H21
K21W05B KC2021 11 29.08441802 34 50.34 +26 42 48.6 20.8 VuEX014H21
K21W05B KC2021 11 29.08879802 34 51.07 +26 43 44.9 uEX014H21
K21W05B KC2021 12 01.08202502 41 37.04 +33 17 31.5 21.1 VuEX014H21
K21W05B KC2021 12 01.08596802 41 37.68 +33 18 14.8 21.3 VuEX014H21
K21W05B KC2021 12 01.18881602 41 57.37 +33 36 58.6 21.45GVEX014I52
K21W05B KC2021 12 01.19758402 41 58.77 +33 38 33.7 21.40GVEX014I52
Observer details:
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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. 1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD,
1.3-m f/4.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers K. W. Wierzchos, 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.
Orbital elements:
2021 WB5 Earth MOID = 0.0581 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Veres
M 32.75061 (2000.0) P Q
n 0.43610695 Peri. 338.94521 +0.74544828 -0.63149875
a 1.7221622 Node 62.04308 +0.64087220 +0.59100944
e 0.4018834 Incl. 13.97697 +0.18327489 +0.50191350
P 2.26 H 25.66 G 0.15 U 8
Residuals in seconds of arc
211128 G96 0.2+ 0.3- 211128 I52 0.2+ 0.3+ 211201 H21 0.3+ 0.1+
211128 G96 0.1+ 0.3+ 211128 I52 0.3+ 0.4+ 211201 H21 0.0 0.2+
211128 G96 0.0 0.0 211129 H21 0.5- 0.2- 211201 I52 0.1+ 0.4-
211128 G96 0.2+ 0.3- 211129 H21 0.7- 0.6+ 211201 I52 0.0 0.1+
211128 I52 0.5- 0.2- 211129 H21 0.6- 0.1-
Ephemeris:
2021 WB5 a,e,i = 1.72, 0.40, 14 q = 1.0301
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 01 01 12 38.5 -60 58 07 0.1341 1.0319 103.4 69.4 23.8
...
2021 11 16 01 52 38.9 -30 51 42 0.07498 1.0346 125.8 50.9 22.0
...
2021 11 24 02 17 52.1 +05 03 59 0.06655 1.0462 151.2 27.0 21.1
...
2021 11 30 02 37 53.0 +29 52 33 0.07986 1.0592 154.9 23.3 21.4
2021 12 01 02 41 16.9 +33 02 48 0.08339 1.0617 153.9 24.1 21.5
2021 12 02 02 44 41.8 +35 56 20 0.08720 1.0643 152.7 25.1 21.7
...
2021 12 08 03 05 26.1 +48 25 47 0.1145 1.0818 145.9 30.7 22.4
...
2021 12 16 03 33 16.5 +56 46 16 0.1579 1.1098 140.0 34.7 23.3
...
2021 12 31 04 22 35.3 +61 31 08 0.2509 1.1743 135.0 36.3 24.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X14
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