MPEC 2023-Q115 : 2021 GV7
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M.P.E.C. 2023-Q115 Issued 2023 August 24, 12:47 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
2021 GV7
Revision to MPEC 2021-G171
Additional Observations:
K21G07V C2023 07 12.43726721 37 42.013+19 20 49.34 23.02GVEQ115F52
K21G07V C2023 07 12.44936421 37 41.672+19 21 09.58 22.20GVEQ115F52
K21G07V C2023 07 15.46642921 36 11.395+20 45 26.63 22.72GVEQ115F52
K21G07V C2023 07 15.47760021 36 10.887+20 45 46.01 23.05GVEQ115F52
K21G07V C2023 08 24.25399819 07 07.413+46 44 21.91 21.31wXEQ115F52
K21G07V C2023 08 24.26366919 07 00.598+46 44 46.05 20.93wXEQ115F52
K21G07V C2023 08 24.27336019 06 53.758+46 45 10.25 21.05wXEQ115F52
K21G07V C2023 08 24.28305319 06 46.893+46 45 34.32 20.96wXEQ115F52
Observer details:
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, K. Chambers,
T. de Boer, J. Bulger, H. Gao, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez,
A. Schultz, I. Smith. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230712 F52 0.36+ 0.09+ 230824 F52 0.38+ 1.15+ MPO750185 +0.28 days
Orbital elements:
2021 GV7 Earth MOID = 0.0620 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 327.32306 (2000.0) P Q
n 0.71145046 Peri. 238.29254 +0.17325583 -0.98153097
a 1.2427190 Node 202.16662 +0.96064084 +0.18657657
e 0.5518251 Incl. 12.41452 +0.21714416 -0.04226274
P 1.39 H 22.31 G 0.15 U 2
Residuals in seconds of arc
210410 G96 0.1+ 0.0 210411 I52 0.4- 0.2+ 210414 F51 0.0 0.1+
210410 G96 0.0 0.0 210411 I52 0.0 0.1- 210414 F51 0.0 0.1+
210410 G96 0.2+ 0.1+ 210411 I52 0.2- 0.1- 210418 I52 0.0 0.2+
210410 G96 0.0 0.1+ 210411 I52 0.0 0.0 210418 I52 0.4- 0.1-
210410 H01 0.1+ 0.0 210411 734 0.5+ 0.1+ 210418 I52 0.4+ 0.1+
210410 H01 0.1+ 0.1- 210411 734 0.5+ 0.1- 210421 691 0.1+ 0.2-
210410 H01 0.1+ 0.0 210411 734 0.4- 0.9- 210421 691 0.4- 0.1+
210410 H01 0.0 0.1- 210411 734 0.0 0.2- 210421 691 0.1- 0.6-
210410 I52 1.0- 0.2+ 210411 474 0.1+ 0.1+ 210421 I52 0.1- 0.1-
210410 I52 0.4- 0.2+ 210411 474 0.1+ 0.2+ 210421 I52 0.9+ 0.4-
210410 I52 0.0 0.2+ 210411 474 0.2+ 0.1- 210421 I52 0.1- 0.2+
210410 F51 0.1+ 0.0 210411 474 0.0 0.1- 210513 291 0.6- 0.6+
210410 F51 0.0 0.0 210411 I93 0.3+ 0.1+ 210513 291 0.6- 0.1+
210411 J04 0.0 0.5- 210412 I93 0.5- 0.6+ 210513 291 0.1+ 0.0
210411 J04 0.8- 0.7- 210412 I93 0.4+ 0.1- 230712 F52 0.2- 0.1-
210411 J04 0.4- 0.4- 210412 654 0.0 0.1- 230712 F52 0.1+ 0.1+
210411 J04 0.2+ 0.1- 210412 654 0.0 0.1- 230715 F52 0.2+ 0.2-
210411 J04 0.2+ 0.1- 210412 654 0.0 0.1- 230715 F52 0.3- 0.1-
210411 J04 0.1+ 0.1- 210413 I52 0.2+ 0.1- 230824 F52 0.1+ 0.6+
210411 J04 0.1- 0.0 210413 I52 0.1+ 0.2+ 230824 F52 0.1+ 0.4+
210411 807 0.9- 0.3- 210413 I52 0.1- 0.3- 230824 F52 0.2+ 0.4+
210411 807 0.1- 0.1+ 210413 I52 0.3- 0.4- 230824 F52 0.0 0.3+
210411 807 0.5- 0.2+ 210414 F51 0.0 0.0
Ephemeris:
2021 GV7 a,e,i = 1.24, 0.55, 12 q = 0.5570
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 07 25 21 27 05.9 +25 38 05 0.4495 1.3552 131.3 34.3 22.7
...
2023 08 09 20 51 18.2 +35 05 38 0.3123 1.2331 128.6 40.0 21.8
...
2023 08 17 20 10 49.5 +41 11 03 0.2513 1.1626 121.1 48.2 21.4
...
2023 08 23 19 20 43.0 +45 50 50 0.2127 1.1073 111.5 58.2 21.3
2023 08 24 19 09 58.1 +46 33 33 0.2070 1.0979 109.5 60.2 21.2
2023 08 25 18 58 24.4 +47 13 48 0.2015 1.0885 107.4 62.4 21.2
...
2023 08 31 17 30 41.8 +49 34 53 0.1745 1.0308 92.1 78.2 21.3
...
2023 09 08 15 07 01.9 +43 52 02 0.1596 0.9513 65.0 106.2 22.2
...
2023 09 23 12 26 06.5 +16 51 33 0.2184 0.7988 18.0 157.1 28.6
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-Q115
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