MPEC 2023-K161 : 2020 UQ3
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M.P.E.C. 2023-K161 Issued 2023 May 27, 14:09 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 UQ3
Revision to MPEC 2020-U172
Additional Observations:
K20U03Q 0C2023 05 24.38902316 58 40.110-13 24 31.80 22.99GVEK161T14
K20U03Q 0C2023 05 24.39046216 58 40.093-13 24 31.17 23.05GVEK161T14
K20U03Q 0C2023 05 24.39190316 58 40.076-13 24 30.60 22.94GVEK161T14
K20U03Q 0C2023 05 25.52550616 58 34.117-13 16 39.36 22.89GVEK161T14
K20U03Q 0C2023 05 25.52694516 58 34.097-13 16 38.75 22.74GVEK161T14
K20U03Q 0C2023 05 25.52838516 58 34.074-13 16 38.15 22.71GVEK161T14
Observer details:
T14 Canada-France-Hawaii Telescope, Maunakea. Observer L. Wells. Measurer D.
J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230524 T14 0.24- 0.02- 230525 T14 0.25- 0.02- MPO660721 +0.04 days
Orbital elements:
2020 UQ3 Earth MOID = 0.0082 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 303.88244 (2000.0) P Q
n 0.33377554 Peri. 201.77371 +0.82731686 +0.56027725
a 2.0582575 Node 124.08780 -0.50790737 +0.77685708
e 0.5313183 Incl. 2.79957 -0.23995192 +0.28737166
P 2.95 H 23.93 G 0.15 U 1
Residuals in seconds of arc
201008 I41 0.1+ 0.2- 201021 673 0.0 0.5+ 201114 291 (0.3+ 1.5+)
201008 I41 0.0 0.1- 201021 I52 0.0 0.0 201114 291 0.2+ 0.2-
201013 F51 0.0 0.2+ 201022 I52 0.1- 0.1- 201114 291 (0.2+ 1.9-)
201018 F51 0.1+ 0.0 201022 I52 0.2+ 0.1- 201118 G37 0.0 0.0
201018 F51 0.0 0.0 201022 I52 0.4- 0.2- 201118 G37 0.1- 0.1-
201020 G96 0.0 0.1- 201022 I52 0.1- 0.2- 201210 T12 0.1+ 0.0
201020 G96 0.0 0.2- 201024 G37 0.1- 0.0 230524 T14 0.0 0.0
201020 G96 0.1- 0.1- 201024 G37 0.3- 0.0 230524 T14 0.0 0.0
201020 I52 (1.1+ 0.1-) 201024 G37 0.1- 0.0 230524 T14 0.0 0.0
201020 I52 0.7+ 0.5+ 201024 G37 0.1- 0.1- 230525 T14 0.0 0.0
201020 I52 0.1- 0.6+ 201024 G37 0.1- 0.0 230525 T14 0.1+ 0.0
201021 673 0.3- 0.1- 201107 807 0.0 0.0 230525 T14 0.0 0.0
201021 I52 0.0 0.3- 201107 807 0.0 0.0
201021 I52 0.2- 0.0 201107 807 0.3- 0.1-
Ephemeris:
2020 UQ3 a,e,i = 2.06, 0.53, 3 q = 0.9647
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 04 27 16 49 37.3 -15 47 12 0.6345 1.5592 142.7 23.0 25.0
...
2023 05 12 16 57 06.6 -14 40 22 0.4671 1.4465 154.9 17.3 24.0
...
2023 05 20 16 58 36.8 -13 53 22 0.3896 1.3866 161.4 13.5 23.4
...
2023 05 26 16 58 32.2 -13 13 06 0.3368 1.3420 165.8 10.6 22.9
2023 05 27 16 58 25.6 -13 05 59 0.3285 1.3346 166.5 10.2 22.8
2023 05 28 16 58 17.5 -12 58 46 0.3202 1.3273 167.1 9.8 22.7
...
2023 06 03 16 56 56.8 -12 12 57 0.2731 1.2836 169.3 8.4 22.2
...
2023 06 11 16 53 51.3 -11 04 33 0.2161 1.2269 167.1 10.7 21.7
...
2023 06 26 16 45 12.6 -08 19 08 0.1236 1.1283 153.4 23.8 20.8
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-K161
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