MPEC 2023-O68 : 2020 QG3
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M.P.E.C. 2023-O68 Issued 2023 July 24, 14:07 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 QG3
Revision to MPEC 2020-Q139
Additional Observations:
K20Q03G C2012 02 27.47812912 25 36.849-06 29 08.11 22.75GVEO068F51
K20Q03G C2012 02 27.49292012 25 35.645-06 28 56.91 22.89GVEO068F51
K20Q03G C2012 02 27.50769612 25 34.469-06 28 45.44 22.93GVEO068F51
K20Q03G C2012 02 28.50522812 24 16.493-06 15 54.91 22.33GVEO068F51
K20Q03G C2012 03 20.37008511 55 08.072-01 26 45.21 22.87GVEO068F51
K20Q03G C2012 03 20.39934311 55 05.631-01 26 21.01 22.44GVEO068F51
K20Q03G C2014 12 02.62516611 38 30.968-06 28 26.36 23.24GVEO068F51
K20Q03G C2014 12 02.62978911 38 31.503-06 28 29.43 22.53GVEO068F51
K20Q03G C2015 02 16.50107012 20 21.038-07 50 58.05 23.11GVEO068F51
K20Q03G C2015 02 16.51378612 20 20.154-07 50 49.24 21.89GVEO068F51
K20Q03G C2015 02 16.52647712 20 19.220-07 50 40.07 22.74GVEO068F51
K20Q03G C2015 02 16.53915612 20 18.330-07 50 31.55 23.05GVEO068F51
K20Q03G C2015 02 27.54039412 06 03.756-05 24 39.61 22.21GVEO068F51
K20Q03G C2015 02 27.56546312 06 01.502-05 24 18.36 22.67GVEO068F51
K20Q03G C2015 02 27.57798812 06 00.415-05 24 07.22 22.31GVEO068F51
K20Q03G C2015 03 22.39990211 33 46.099+00 13 24.98 22.79GVEO068F51
K20Q03G C2015 03 22.41377411 33 45.013+00 13 36.21 22.77GVEO068F51
K20Q03G C2015 03 22.42760811 33 43.997+00 13 47.50 22.77GVEO068F51
K20Q03G C2015 03 22.44143011 33 42.895+00 13 59.01 22.43GVEO068F51
K20Q03G C2018 03 18.35530011 18 36.091+00 42 20.09 23.45GVEO068F51
K20Q03G C2018 03 18.36760211 18 35.134+00 42 30.54 22.15GVEO068F51
K20Q03G C2018 03 18.37981711 18 34.187+00 42 41.18 23.00GVEO068F51
K20Q03G C2018 03 18.39201611 18 33.232+00 42 51.80 22.44GVEO068F51
K20Q03G C2023 07 14.52996922 40 27.892+04 46 12.64 22.87GVEO068F51
K20Q03G C2023 07 14.54272822 40 28.595+04 46 21.41 23.33GVEO068F51
K20Q03G C2023 07 14.56823622 40 30.110+04 46 39.74 22.57GVEO068F51
K20Q03G 0C2023 07 21.58913422 47 38.001+06 10 10.35 23.24GVEO068T12
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.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. Hung.
Measurer D. J. Tholen. 2.24-m f/10.1 reflector + 2112 x 2112 pixels
STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
120227 F51 53.6+ 11.1+ 230721 T12 45.2+ 13.3+ MPO750185 +0.23 days
Orbital elements:
2020 QG3 PHA, Earth MOID = 0.0160 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 342.75378 (2000.0) P Q
n 0.32598184 Peri. 229.69917 +0.55605968 -0.83101080
a 2.0909346 Node 186.56755 +0.79639565 +0.53781935
e 0.5658996 Incl. 7.42866 +0.23780581 +0.14202601
P 3.02 H 21.32 G 0.15 U 0
Residuals in seconds of arc
120227 F51 0.1+ 0.0 200821 246 0.6+ 0.0 200916 I52 0.6- 0.7-
120227 F51 0.0 0.1- 200821 246 1.0- 0.1+ 200916 I52 0.1+ 0.7+
120227 F51 0.3+ 0.1+ 200821 246 1.0+ 0.3- 200916 I52 (0.9+ 1.4+)
120228 F51 0.3+ 0.8+ 200821 246 3.3+ 0.2- 200916 I52 (0.4- 1.0+)
120320 F51 0.1+ 0.0 200821 246 0.6+ 0.5- 200920 C51 0.1+ 0.4+
120320 F51 0.1+ 0.5+ 200821 246 0.6+ 0.9+ 200920 C51 0.0 0.6-
141202 F51 0.0 0.0 200821 033 0.1+ 0.2- 200920 C51 0.7+ 0.4-
141202 F51 0.2- 0.1+ 200821 033 0.2+ 0.2- 200920 C51 0.5+ 0.0
150216 F51 0.3- 0.0 200821 033 0.6- 0.2- 200920 C51 0.2+ 0.1-
150216 F51 0.1+ 0.1- 200823 F51 0.0 0.1+ 200921 C51 0.6+ 0.3+
150216 F51 0.2- 0.2+ 200823 F51 0.1+ 0.2+ 201011 V06 0.3- 0.5+
150216 F51 0.0 0.2- 200823 F51 0.0 0.1+ 201011 V06 0.3- 0.4-
150227 F51 0.3+ 0.4+ 200823 F51 0.3- 0.0 201011 V06 0.1+ 0.1+
150227 F51 0.1- 0.2- 200823 F51 0.1- 0.0 201011 V06 0.2- 0.1+
150227 F51 0.3+ 0.0 200824 I52 0.5+ 0.3- 201212 F51 0.1- 0.0
150322 F51 0.2- 0.0 200824 I52 0.2- 0.3- 201212 F51 0.4+ 0.1+
150322 F51 0.3- 0.0 200824 I52 0.2- 0.5- 201212 F51 0.4+ 0.1-
150322 F51 0.5+ 0.1+ 200824 I52 0.3- 0.4- 201212 F51 0.1+ 0.3+
150322 F51 0.1+ 0.4+ 200825 F52 0.2+ 0.0 201217 F51 0.0 0.3+
180318 F51 0.2+ 0.1+ 200825 F52 0.2+ 0.2+ 201217 F51 0.4- 0.1+
180318 F51 0.1+ 0.1- 200825 F52 (0.4+ 0.3+) 201221 F51 0.0 0.1-
180318 F51 0.2+ 0.1- 200827 G96 0.1- 0.0 201222 F51 0.4+ 0.1-
180318 F51 0.1+ 0.0 200827 G96 0.0 0.1+ 210112 807 0.2+ 0.0
200818 F51 0.1- 0.0 200827 G96 0.2+ 0.1+ 210112 807 (0.3+ 1.2-)
200818 F51 0.0 0.1+ 200827 G96 0.0 0.2- 210112 807 0.2- 0.1-
200818 F51 0.1- 0.1+ 200828 I52 0.2+ 0.1+ 210114 807 0.0 0.1-
200818 F51 0.1+ 0.0 200828 I52 0.4- 0.2+ 210114 807 0.4- 0.0
200818 033 0.2- 0.2- 200828 I52 0.3- 0.2+ 210114 807 (0.9- 0.7+)
200818 033 0.2+ 0.3- 200828 I52 0.6- 0.3- 210115 807 0.0 0.0
200818 033 0.6- 0.7- 200902 F51 0.2+ 0.1+ 210115 807 0.0 0.0
200819 H21 0.1- 0.5+ 200902 F51 0.1- 0.0 210115 807 0.1- 0.0
200819 H21 0.0 0.1+ 200904 I52 0.2- 0.5+ 210212 F52 0.2- 0.3+
200819 H21 0.3- 0.3+ 200904 I52 0.6+ 0.0 210212 F52 0.3+ 0.2-
200819 H21 0.0 0.1+ 200904 I52 0.4+ 0.0 210212 F52 0.4+ 0.2+
200819 033 0.0 0.2- 200904 I52 0.4- 0.2+ 210212 F52 0.1+ 0.1+
200819 033 0.3- 0.1- 200905 I52 0.1+ 0.5- 210217 F52 0.1+ 0.0
200819 033 0.8- 0.7- 200905 I52 0.4+ 0.2- 210217 F52 0.3- 0.1+
200820 L01 0.1+ 0.8- 200905 I52 0.0 0.1- 230714 F51 0.3+ 0.6+
200820 L01 0.1- 0.4- 200905 I52 (3.6- 0.1-) 230714 F51 0.2- 0.3+
200820 L01 0.6- 0.1+ 200914 I52 0.0 0.0 230714 F51 0.4+ 0.4+
200821 246 0.4+ 0.1+ 200914 I52 0.3- 0.0 230721 T12 0.0 0.0
200821 246 0.2+ 0.7+ 200914 I52 0.0 0.8+
Ephemeris:
2020 QG3 a,e,i = 2.09, 0.57, 7 q = 0.9077
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 06 24 22 17 55.7 +00 47 19 1.1000 1.7840 114.8 31.1 24.1
...
2023 07 09 22 34 38.4 +03 40 54 0.8728 1.6676 123.7 30.5 23.4
...
2023 07 17 22 43 00.1 +05 15 34 0.7602 1.6041 128.5 29.7 23.0
...
2023 07 23 22 49 02.5 +06 27 02 0.6800 1.5559 132.1 29.0 22.7
2023 07 24 22 50 01.9 +06 38 59 0.6670 1.5478 132.7 28.9 22.7
2023 07 25 22 51 01.2 +06 50 55 0.6542 1.5397 133.3 28.7 22.6
...
2023 07 31 22 56 54.5 +08 02 42 0.5792 1.4911 136.8 27.8 22.2
...
2023 08 08 23 04 48.4 +09 38 46 0.4852 1.4258 141.4 26.3 21.7
...
2023 08 23 23 21 36.0 +12 39 52 0.3278 1.3038 149.2 23.4 20.6
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-O68
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