MPEC 2020-W168 : 2020 WX4
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M.P.E.C. 2020-W168 Issued 2020 November 26, 15:55 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 WX4
Observations:
K20W04X* C2020 11 23.43357106 17 01.71 +25 04 13.5 21.33GVEW168G96
K20W04X C2020 11 23.43874306 17 01.69 +25 04 33.4 20.98GVEW168G96
K20W04X C2020 11 23.44908806 17 01.66 +25 05 13.5 21.38GVEW168G96
K20W04X KC2020 11 23.48135206 17 01.60 +25 07 18.3 VEW168V06
K20W04X KC2020 11 23.48372706 17 01.60 +25 07 27.5 20.91GVEW168V06
K20W04X KC2020 11 23.48610306 17 01.62 +25 07 36.4 20.06GVEW168V06
K20W04X KC2020 11 23.52246306 17 01.58 +25 09 56.3 20.65GVEW168V06
K20W04X KC2020 11 23.52483806 17 01.58 +25 10 05.4 20.66GVEW168V06
K20W04X KC2020 11 23.52791406 17 01.60 +25 10 17.1 21.08GVEW168V06
K20W04X KC2020 11 24.39306306 17 07.41 +26 06 05.2 20.87GVEW168I52
K20W04X KC2020 11 24.39561506 17 07.38 +26 06 14.5 20.91GVEW168I52
K20W04X KC2020 11 24.40071706 17 07.36 +26 06 34.5 22.32GVEW168I52
K20W04X KC2020 11 25.04647106 17 09.01 +26 47 46.2 21.0 GVEW168L01
K20W04X KC2020 11 25.05269506 17 08.98 +26 48 10.0 20.4 GVEW168L01
K20W04X KC2020 11 25.05744206 17 08.93 +26 48 28.4 20.9 GVEW168L01
K20W04X KC2020 11 25.27823606 17 10.22 +27 02 33.8 21.29GVEW168I52
K20W04X KC2020 11 25.27991706 17 10.19 +27 02 41.1 VEW168I52
K20W04X KC2020 11 25.28159706 17 10.21 +27 02 46.8 VEW168I52
K20W04X KC2020 11 25.28327506 17 10.19 +27 02 53.3 VEW168I52
K20W04X KC2020 11 26.27983806 17 08.62 +28 05 48.1 VEW168I52
K20W04X KC2020 11 26.28236606 17 08.62 +28 05 58.0 20.81GVEW168I52
K20W04X KC2020 11 26.28741106 17 08.58 +28 06 18.1 VEW168I52
Observer details:
G96 Mt. Lemmon Survey. Observer D. C. Fuls. 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, T. A. Pruyne, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers R. A. Kowalski, 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, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
Wierzchos. 1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, V. Dobos, D. Pujagic.
Measurers D. Pujagic, K. Korlevic. 1.0-m f/2.9 reflector + CCD.
V06 Catalina Sky Survey-Kuiper. Observer H. Groeller. 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, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.55-m reflector +
1K CCD.
Orbital elements:
2020 WX4 Earth MOID = 0.2738 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 8.49836 (2000.0) P Q
n 0.15635052 Peri. 333.87948 +0.71520788 -0.62099835
a 3.4124778 Node 68.36068 +0.68633145 +0.53737446
e 0.6378467 Incl. 20.18174 +0.13201069 +0.57060471
P 6.30 H 21.9 G 0.15 U 7
Residuals in seconds of arc
201123 G96 0.1+ 0.0 201123 V06 0.2+ 0.1- 201125 I52 0.3- 0.6+
201123 G96 0.0 0.2- 201124 I52 0.1+ 0.1+ 201125 I52 0.1+ 0.2-
201123 G96 0.1- 0.1- 201124 I52 0.1- 0.4- 201125 I52 0.0 0.2-
201123 V06 0.2- 0.2+ 201124 I52 0.1+ 0.0 201126 I52 0.4- 0.5-
201123 V06 0.1- 0.2+ 201125 L01 0.1+ 0.0 201126 I52 0.0 0.2-
201123 V06 0.2+ 0.0 201125 L01 0.3+ 0.0 201126 I52 0.2+ 0.7+
201123 V06 0.1- 0.0 201125 L01 0.1+ 0.3+
201123 V06 0.1- 0.0 201125 I52 0.1- 0.3-
Ephemeris:
2020 WX4 a,e,i = 3.41, 0.64, 20 q = 1.2358
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 10 27 05 50 33.2 -02 50 38 0.3773 1.2365 122.1 42.9 21.9
...
2020 11 11 06 10 31.2 +11 27 58 0.3438 1.2564 134.9 34.0 21.5
...
2020 11 19 06 15 51.3 +20 13 03 0.3415 1.2777 143.0 27.8 21.3
...
2020 11 25 06 17 08.9 +26 44 53 0.3486 1.2981 148.9 23.1 21.3
2020 11 26 06 17 08.5 +27 48 14 0.3505 1.3018 149.8 22.4 21.3
2020 11 27 06 17 04.2 +28 50 46 0.3527 1.3057 150.7 21.7 21.3
...
2020 12 03 06 15 23.1 +34 43 57 0.3702 1.3308 155.2 18.1 21.3
...
2020 12 11 06 10 15.1 +41 18 25 0.4053 1.3690 158.1 15.6 21.5
...
2020 12 26 05 57 01.3 +49 08 44 0.5043 1.4532 153.9 17.3 22.1
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-W168
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