MPEC 2023-K147 : 2020 OR
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M.P.E.C. 2023-K147 Issued 2023 May 25, 14:12 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 OR
Revision to MPEC 2020-O36
Additional Observations:
K20O00R C2017 09 22.53448104 13 13.987+07 47 18.61 23.23GVEK147F51
K20O00R C2017 09 22.54681204 13 14.276+07 47 11.13 23.27GVEK147F51
K20O00R C2017 09 22.55919104 13 14.595+07 47 02.39 22.93GVEK147F51
K20O00R C2017 10 27.46958603 55 06.086+01 50 09.74 22.57GVEK147F51
K20O00R C2017 10 27.48098703 55 05.146+01 50 04.52 22.10GVEK147F51
K20O00R C2017 10 28.53520503 53 40.507+01 42 45.84 22.43GVEK147F51
K20O00R C2017 10 28.54713903 53 39.482+01 42 41.38 23.39GVEK147F51
K20O00R C2017 10 29.48725703 52 23.511+01 36 29.13 22.78GVEK147F51
K20O00R C2017 10 29.49988303 52 22.383+01 36 24.24 22.30GVEK147F51
K20O00R C2017 11 22.37839803 20 28.484+00 45 59.13 23.14GVEK147F51
K20O00R C2017 11 22.39099903 20 27.576+00 46 00.71 23.16GVEK147F51
K20O00R C2017 11 22.40366303 20 26.698+00 46 02.94 23.86GVEK147F51
K20O00R C2020 06 30.47922121 15 20.185+09 34 55.33 21.57GVEK147F51
K20O00R C2020 06 30.48196721 15 20.782+09 34 58.31 21.50GVEK147F51
K20O00R C2020 07 02.51104421 23 14.354+10 07 51.06 21.12GVEK147F51
K20O00R C2020 09 25.51185201 57 36.395-07 47 49.39 20.59GVEK147F52
K20O00R C2020 09 25.52422201 57 36.187-07 48 00.61 21.16GVEK147F52
K20O00R C2020 09 25.53656901 57 35.989-07 48 11.61 20.56GVEK147F52
K20O00R C2020 09 25.54890201 57 35.780-07 48 22.72 20.97GVEK147F52
K20O00R C2020 10 13.45399801 50 52.662-10 31 42.42 21.08GVEK147F51
K20O00R C2020 10 13.46570701 50 52.194-10 31 45.09 21.06GVEK147F51
K20O00R C2020 10 19.42080401 47 44.008-10 40 43.09 22.12GVEK147F51
K20O00R C2020 10 19.43486501 47 43.457-10 40 42.90 21.75GVEK147F51
K20O00R C2020 10 19.44965001 47 42.883-10 40 42.74 22.11GVEK147F51
K20O00R C2020 10 20.50796201 47 10.707-10 40 06.70 21.85GVEK147F52
K20O00R C2020 10 20.51705101 47 10.373-10 40 05.80 21.67GVEK147F52
K20O00R C2023 05 15.57156916 52 30.153-02 29 32.84 23.38GVEK147F51
K20O00R C2023 05 15.58376116 52 29.909-02 29 23.01 22.87GVEK147F51
K20O00R C2023 05 22.45563216 49 40.490-00 55 48.88 22.98GVEK147F51
K20O00R C2023 05 22.46699116 49 40.050-00 55 39.55 23.22GVEK147F51
K20O00R C2023 05 22.48975016 49 39.194-00 55 21.09 22.36GVEK147F51
K20O00R KC2023 05 24.32154016 48 37.620-00 30 53.50 VEK147V06
K20O00R KC2023 05 24.33424616 48 37.110-00 30 43.10 22.74GVEK147V06
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, P.
Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M.
Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien +
CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, P. Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J.
Fairlamb, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
V06 Catalina Sky Survey-Kuiper. Observer A. Serrano. Measurers E. J.
Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.55-m
reflector + 1K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
170922 F51 11.6- 4.4- 230524 V06 22.4- 1.8- E2020-T23 +0.04 days
Orbital elements:
2020 OR Earth MOID = 0.1334 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 300.23060 (2000.0) P Q
n 0.32222207 Peri. 168.54404 +0.79271576 +0.60690703
a 2.1071682 Node 153.82665 -0.56902613 +0.77033119
e 0.4568805 Incl. 7.44388 -0.21865723 +0.19558555
P 3.06 H 22.52 G 0.15 U 0
Residuals in seconds of arc
170922 F51 0.0 0.2- 200719 I52 0.1+ 0.1- 200917 F52 0.1+ 0.0
170922 F51 (0.3- 0.4+) 200719 F52 0.2+ 0.1- 200917 F52 0.1+ 0.1+
170922 F51 0.2- 0.3- 200719 F52 0.1- 0.0 200920 F51 0.1- 0.1+
171027 F51 0.0 0.2- 200719 F52 0.2+ 0.1- 200920 F51 0.1+ 0.1-
171027 F51 0.5+ 0.5- 200719 F52 0.1+ 0.1+ 200920 F51 0.1+ 0.1-
171028 F51 0.1- 0.4- 200720 033 0.6- 0.3- 200921 F52 0.1- 0.1-
171028 F51 0.0 0.0 200720 033 0.2- 0.3- 200921 F52 0.0 0.1-
171029 F51 0.2+ 0.4+ 200720 033 0.2- 0.4- 200921 F52 0.0 0.3+
171029 F51 0.2- 0.4+ 200720 J95 0.7+ 0.0 200923 G96 0.0 0.5+
171122 F51 0.1+ 0.4- 200720 J95 0.1+ 0.3+ 200923 G96 0.5- 0.7+
171122 F51 (0.2- 0.5-) 200720 J95 0.8+ 0.3+ 200923 G96 0.0 0.3+
171122 F51 0.1+ 0.1+ 200720 654 0.1+ 0.0 200923 G96 0.4+ 0.3-
200620 F51 0.0 0.1- 200720 654 0.0 0.0 200923 G96 0.3- 0.2-
200620 F51 0.1+ 0.1+ 200720 654 0.0 0.0 200923 G96 0.1- 0.2+
200620 F51 0.0 0.0 200726 G96 0.0 0.1+ 200923 G96 0.1+ 0.2-
200622 F52 0.3- 0.2+ 200726 G96 0.1- 0.1+ 200923 G96 0.0 0.6+
200622 F52 0.1+ 0.3- 200726 G96 0.4+ 0.1+ 200925 F52 0.1- 0.3+
200622 F52 0.1- 0.0 200726 G96 0.1- 0.2- 200925 F52 0.2- 0.2+
200630 F51 0.1- 0.1+ 200813 G96 0.1+ 0.0 200925 F52 0.1- 0.2+
200630 F51 0.1- 0.3+ 200813 G96 0.1+ 0.1+ 200925 F52 0.3- 0.1+
200702 F51 0.1+ 0.1+ 200813 G96 0.2+ 0.1- 201006 F51 0.1+ 0.1-
200717 F52 0.0 0.2- 200813 G96 0.1- 0.0 201006 F51 0.1- 0.1+
200717 F52 0.2- 0.1- 200818 D29 0.6- 0.0 201006 F51 (0.2+ 0.3-)
200717 F52 0.2- 0.0 200818 D29 1.0- 0.3- 201013 F51 0.2- 0.3+
200718 G96 0.4+ 0.0 200818 D29 (3.4- 2.2-) 201013 F51 0.1+ 0.1-
200718 G96 0.1- 0.0 200909 F51 0.1- 0.1- 201019 F51 0.1+ 0.1+
200718 G96 0.2+ 0.5+ 200909 F51 0.1- 0.0 201019 F51 0.0 0.0
200718 G96 0.0 0.0 200909 F51 0.1+ 0.1- 201019 F51 0.1+ 0.0
200718 G96 0.2+ 0.1- 200910 G96 (0.1+ 0.9+) 201020 F52 0.0 0.2-
200718 G96 0.2+ 0.0 200910 G96 0.1- 0.0 201020 F52 0.0 0.1+
200719 L01 0.1+ 0.6- 200910 G96 0.3+ 0.2+ 230515 F51 0.3- 0.0
200719 L01 0.1- 0.2- 200910 G96 0.0 0.1- 230515 F51 0.2+ 0.2-
200719 L01 0.5+ 0.1- 200913 F51 0.0 0.1+ 230522 F51 0.1+ 0.2-
200719 L01 0.1- 0.2- 200913 F51 0.1+ 0.0 230522 F51 0.0 0.0
200719 I52 0.2+ 0.1- 200913 F51 0.0 0.0 230522 F51 0.2+ 0.0
200719 I52 0.4+ 0.1+ 200917 F52 0.1+ 0.0 230524 V06 0.6- 0.4-
200719 I52 0.4- 0.1- 200917 F52 0.2- 0.0 230524 V06 0.4- 0.1-
Ephemeris:
2020 OR a,e,i = 2.11, 0.46, 7 q = 1.1444
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 04 25 16 50 55.2 -06 49 06 0.7949 1.6906 139.4 22.8 24.2
...
2023 05 10 16 53 33.0 -03 44 37 0.6428 1.5994 150.2 18.3 23.5
...
2023 05 18 16 51 42.1 -01 56 18 0.5753 1.5511 154.7 16.2 23.1
...
2023 05 24 16 48 48.9 -00 35 02 0.5312 1.5153 156.8 15.3 22.9
2023 05 25 16 48 13.1 -00 21 45 0.5244 1.5093 157.0 15.2 22.9
2023 05 26 16 47 35.5 -00 08 37 0.5177 1.5034 157.1 15.2 22.8
...
2023 06 01 16 43 14.8 +01 06 34 0.4809 1.4682 156.8 15.8 22.6
...
2023 06 09 16 36 16.3 +02 31 38 0.4398 1.4224 153.6 18.5 22.5
...
2023 06 24 16 22 40.1 +03 51 46 0.3837 1.3412 142.5 27.5 22.3
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-K147
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