[Iaude] MPEC X18: 2021 WF5 [a=1.20,e=0.16,i=15.2,H=27.0]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Dec 1 08:04:59 EST 2021
M.P.E.C. 2021-X18 Issued 2021 December 1, 13:03 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 WF5
Observations:
K21W05F*HC2021 11 30.19603902 59 58.70 +14 21 43.4 20.22GVEX018G96
K21W05F HC2021 11 30.20161403 00 02.82 +14 19 03.9 VEX018G96
K21W05F HC2021 11 30.20718703 00 06.89 +14 16 25.6 VEX018G96
K21W05F HC2021 11 30.21274903 00 10.97 +14 13 47.0 VEX018G96
K21W05F KC2021 11 30.26596003 00 49.61 +13 48 30.9 20.84GVEX018V06
K21W05F KC2021 11 30.26690703 00 50.28 +13 48 03.6 20.53GVEX018V06
K21W05F KC2021 11 30.26785503 00 50.96 +13 47 36.6 20.32GVEX018V06
K21W05F KC2021 11 30.26880303 00 51.67 +13 47 09.6 20.12GVEX018V06
K21W05F KC2021 11 30.37216703 02 07.31 +12 58 01.3 21.26GVEX018I52
K21W05F KC2021 11 30.37329503 02 08.23 +12 57 29.8 20.68GVEX018I52
K21W05F KC2021 11 30.37442203 02 09.02 +12 56 57.0 20.05GVEX018I52
K21W05F KC2021 12 01.14777803 12 27.49 +07 03 09.0 20.37GVEX018I52
K21W05F KC2021 12 01.14847903 12 27.98 +07 02 50.9 20.29GVEX018I52
K21W05F KC2021 12 01.14918103 12 28.45 +07 02 32.1 20.24GVEX018I52
K21W05F KC2021 12 01.14988403 12 28.91 +07 02 13.3 19.99GVEX018I52
Observer details:
G96 Mt. Lemmon Survey. Observer A. R. Gibbs. 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.
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.
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 WF5 Earth MOID = 0.0298 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Veres
M 47.59790 (2000.0) P Q
n 0.74706510 Peri. 167.96480 +0.56852452 -0.78655072
a 1.2029025 Node 246.91960 +0.73137985 +0.61741558
e 0.1578940 Incl. 15.19187 +0.37664757 -0.01166062
P 1.32 H 27.05 G 0.15 U 7
Residuals in seconds of arc
211130 G96 0.4- 0.5+ 211130 V06 0.1- 0.0 211130 I52 0.2- 0.3-
211130 G96 0.1+ 0.3- 211130 V06 0.2- 0.0 211201 I52 0.4- 0.2-
211130 G96 0.0 0.1+ 211130 V06 0.0 0.0 211201 I52 0.1+ 0.3+
211130 G96 0.2+ 0.1- 211130 I52 0.5- 0.3- 211201 I52 0.1+ 0.0
211130 V06 0.1+ 0.2+ 211130 I52 0.6+ 0.4+ 211201 I52 0.1+ 0.1-
Ephemeris:
2021 WF5 a,e,i = 1.20, 0.16, 15 q = 1.0130
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 11 01 19 29 25.3 +65 56 37 0.1351 1.0193 97.6 74.9 25.4
...
2021 11 16 21 31 57.8 +68 17 03 0.07036 1.0129 108.0 68.2 23.7
...
2021 11 24 00 53 48.7 +56 30 19 0.03968 1.0136 130.6 47.7 21.9
...
2021 11 30 02 57 08.7 +15 57 15 0.03180 1.0160 158.8 20.6 20.6
2021 12 01 03 10 28.3 +08 11 17 0.03298 1.0166 156.9 22.3 20.7
2021 12 02 03 22 13.2 +01 05 18 0.03483 1.0172 153.1 26.0 21.0
...
2021 12 08 04 09 46.4 -25 10 07 0.05473 1.0217 130.7 47.0 22.6
...
2021 12 16 04 41 50.6 -37 01 27 0.08978 1.0300 118.5 57.1 23.9
...
2021 12 31 05 10 32.2 -42 04 26 0.1584 1.0520 111.6 60.4 25.3
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-X18
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