MPEC 2022-U114 : 2020 GA2
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M.P.E.C. 2022-U114 Issued 2022 October 20, 14:32 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 GA2
Revision to MPEC 2020-G79
Additional Observations:
K20G02A C2022 10 16.33859723 25 36.795-43 54 45.64 20.81wUEU114F52
K20G02A C2022 10 16.34560423 25 32.448-43 54 18.36 20.76wUEU114F52
K20G02A C2022 10 16.35253523 25 28.167-43 53 51.68 21.56wUEU114F52
K20G02A |C2022 10 17.07275 23 18 15.35 -43 05 24.8 20.8 VuEU114807
K20G02A |C2022 10 17.07930 23 18 11.38 -43 04 57.4 20.9 VuEU114807
K20G02A |C2022 10 17.08584 23 18 07.38 -43 04 30.4 20.7 VuEU114807
K20G02A C2022 10 17.32788423 15 42.847-42 47 54.46 19.98GVEU114F52
K20G02A C2022 10 17.32851523 15 42.489-42 47 52.00 20.01GVEU114F52
K20G02A |C2022 10 18.03395 23 08 45.93 -41 56 17.9 20.2 VuEU114807
K20G02A |C2022 10 18.04051 23 08 42.03 -41 55 48.5 20.9 VuEU114807
K20G02A |C2022 10 18.04709 23 08 38.07 -41 55 19.2 20.0 VuEU114807
K20G02A |C2022 10 20.01482 22 49 50.62 -39 17 20.2 20.1 VuEU114807
K20G02A |C2022 10 20.01973 22 49 47.82 -39 16 55.2 20.0 VuEU114807
K20G02A |C2022 10 20.02464 22 49 44.99 -39 16 30.7 19.7 VuEU114807
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 0.61-m f/6.5 Dall-Kirkham Astrograph + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith, K. Chambers, T. Dukes. Measurers K. Chambers, S. Chastel, T. de
Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
221016 F52 6- 10- 221020 807 1- 13- MPO562945 -10.0 days
Orbital elements:
2020 GA2 PHA, Earth MOID = 0.0199 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5 Bell
M 257.06668 (2000.0) P Q
n 0.67934191 Peri. 93.02153 -0.33282814 -0.90489942
a 1.2815743 Node 22.90003 +0.32779425 -0.37481421
e 0.4268094 Incl. 42.98283 +0.88418118 -0.20167139
P 1.45 H 21.14 G 0.15 U 1
Residuals in seconds of arc
200409 T08 0.3+ 0.3+ 200410 K80 0.1+ 0.2+ 200411 246 0.9- 1.0-
200409 T08 0.1+ 0.3+ 200410 K80 0.3+ 0.2+ 200411 246 1.1- 0.8-
200409 T08 0.2+ 0.1+ 200410 K80 0.3+ 0.2+ 200411 246 1.3- 1.0-
200409 L01 0.1- 0.0 200410 K80 0.2+ 0.2+ 200411 246 0.9- 0.9-
200409 L01 0.3+ 0.3- 200410 K80 0.2+ 0.2+ 200411 246 0.5- 0.5-
200409 L01 0.4+ 0.1- 200410 K80 0.2+ 0.4+ 200411 246 1.1- 1.3-
200409 L01 0.3+ 0.1- 200410 L28 0.4- 0.6- 200411 L18 0.3+ 0.4+
200409 L01 0.2+ 0.4+ 200410 L28 0.0 0.7- 200411 L18 0.3+ 0.4+
200409 L01 0.0 0.3+ 200410 L28 1.1- 0.3- 200411 L18 0.1+ 0.0
200409 L01 0.4+ 0.0 200410 K80 0.2+ 0.2+ 200411 L18 0.3+ 0.4+
200409 L01 0.3+ 0.0 200410 L04 0.5- 0.4- 200411 L18 0.6+ 0.1+
200409 J95 0.0 0.3+ 200410 033 0.8- 0.2- 200411 L18 0.3+ 0.2+
200409 J95 0.2+ 0.1+ 200410 033 0.1- 0.2- 200411 A53 0.3- 0.7-
200409 J95 0.2+ 0.1+ 200410 033 0.5- 0.3- 200411 A53 0.3+ 0.1+
200409 J95 0.0 0.1+ 200410 K80 0.2+ 0.1+ 200411 A53 0.0 0.2+
200409 J95 0.0 0.4+ 200410 L04 0.5- 0.2- 200411 A53 0.7+ 0.7+
200409 108 0.0 0.5- 200410 K80 0.2+ 0.2+ 200411 A53 0.3+ 0.8+
200409 108 0.4- 0.7- 200410 L04 0.5- 0.1- 200411 A53 0.4+ 0.2+
200409 108 0.5- 0.9- 200410 K80 0.3+ 0.2+ 200411 033 0.4- 0.3-
200409 108 0.3- 0.7- 200410 K80 0.2+ 0.2+ 200411 033 0.3- 0.3-
200409 Z80 0.7+ 0.4+ 200410 K80 0.2+ 0.1+ 200411 033 0.2- 0.2-
200409 Z80 0.3+ 0.0 200410 K80 0.3+ 0.2+ 200411 K74 0.0 0.1+
200409 Z80 0.7+ 0.3- 200410 H36 0.7- 0.3- 200411 K74 0.4- 0.3-
200409 B49 1.0+ 0.2- 200410 H36 1.0- 0.6- 200411 204 0.5+ 0.3+
200409 B49 1.1+ 0.2- 200410 H36 1.1- 0.5- 200411 204 0.2+ 0.0
200409 B49 0.1+ 0.9- 200410 H36 1.5- 0.8- 200411 204 0.1+ 0.5+
200409 B49 0.4+ 0.2- 200410 H21 0.4+ 0.3+ 200411 204 0.1- 0.1+
200409 Z80 0.3+ 0.3- 200410 H21 0.3+ 0.3+ 200411 204 0.2+ 0.2+
200409 B49 0.4+ 0.0 200410 H21 0.3+ 0.2+ 200411 K74 0.3- 0.1-
200409 I93 0.2+ 0.3+ 200410 H21 0.5+ 0.3+ 200412 K74 0.2- 0.2-
200409 B49 0.2- 0.5+ 200410 H21 0.7+ 0.9+ 200412 J95 0.2+ 0.4+
200409 Z80 0.7+ 0.3+ 200410 H21 0.4+ 0.3+ 200412 J95 0.0 0.4+
200409 I93 0.0 0.0 200410 H21 0.3+ 0.3+ 200412 J95 0.4+ 0.4+
200409 Z80 0.0 0.1+ 200410 H21 0.3+ 0.2+ 200412 J95 0.3+ 0.4+
200409 I93 0.0 0.1+ 200410 H21 0.3+ 0.3+ 200412 J95 0.4+ 0.0
200409 K80 0.3+ 0.1+ 200410 H21 0.3+ 0.4+ 200412 J95 0.4+ 0.3+
200409 K80 0.1+ 0.2+ 200410 H21 0.2+ 0.2+ 200412 K87 (1.3- 1.0-)
200409 K80 0.1+ 0.3+ 200410 H21 0.2+ 0.1+ 200412 K87 (1.4- 1.3-)
200409 B37 0.3+ 0.4+ 200410 H21 0.3+ 0.1+ 200412 K87 (1.6- 1.5-)
200410 B37 0.4+ 0.3+ 200410 H21 0.3+ 0.1+ 200412 I52 0.1+ 0.1+
200410 K80 0.3+ 0.3+ 200410 H21 0.4+ 0.3+ 200412 I52 0.5+ 0.4+
200410 033 0.0 0.1- 200410 H21 0.4+ 0.2+ 200412 I52 0.1+ 0.0
200410 B37 0.5+ 0.4+ 200410 H21 0.1+ 0.2+ 200412 703 0.7+ 1.1+
200410 033 0.3- 0.3- 200410 H21 0.3+ 0.3+ 200412 I52 0.6+ 0.5+
200410 033 0.0 0.2- 200410 H21 0.2+ 0.3+ 200412 703 0.0 1.1+
200410 K80 0.1+ 0.2+ 200410 H21 0.2+ 0.2+ 200412 703 0.0 0.9+
200410 K80 0.1+ 0.2+ 200410 H21 0.2+ 0.2+ 200412 595 0.1- 0.2-
200410 B37 0.4+ 0.4+ 200410 H21 0.2+ 0.2+ 200412 595 0.0 0.0
200410 K80 0.1+ 0.3+ 200410 H21 0.4+ 0.2+ 200412 595 0.0 0.3+
200410 B37 0.3+ 0.5+ 200410 H21 0.3+ 0.2+ 200412 595 0.1- 0.4-
200410 B37 0.5+ 0.4+ 200410 H21 0.3+ 0.3+ 200413 I52 0.1- 0.0
200410 K80 0.2+ 0.2+ 200410 H21 0.3+ 0.2+ 200413 I52 0.2- 0.1-
200410 B37 0.7+ 0.4+ 200410 H21 0.3+ 0.2+ 200413 I52 0.1+ 0.2+
200410 K38 0.5- 0.1- 200410 H21 0.4+ 0.2+ 200413 I52 0.1+ 0.2+
200410 K38 0.2+ 0.1+ 200410 I52 0.1+ 0.1+ 200416 T08 0.1+ 0.3-
200410 K38 0.3- 0.1- 200410 I52 0.5+ 0.4+ 200416 T08 0.3- 0.1+
200410 B37 0.4+ 0.3+ 200410 I52 0.2+ 0.1+ 200416 T08 0.3- 0.2-
200410 K38 0.1+ 0.1- 200410 I52 0.5+ 0.3+ 200416 T08 0.0 0.1-
200410 K38 0.1+ 0.1+ 200410 L18 0.8+ 0.2+ 200416 Q78 1.3- 0.4-
200410 K80 0.2+ 0.1+ 200410 L18 1.0+ 0.0 200416 Q78 1.0- 0.6-
200410 K38 0.1+ 0.1+ 200410 L18 0.1+ 0.0 200416 Q78 1.1- 0.5-
200410 B37 0.2+ 0.3+ 200410 L18 0.2+ 0.4- 200417 W88 0.2- 0.4+
200410 K80 0.1+ 0.2+ 200410 L18 2.0+ 0.3- 200417 W88 0.1- 0.1+
200410 K80 0.1+ 0.1+ 200410 L04 0.1- 0.3- 200418 W88 0.1+ 0.1+
200410 K80 0.2+ 0.1+ 200410 L04 0.2- 0.3- 200418 W88 0.0 0.0
200410 K80 0.2+ 0.2+ 200410 L04 0.1- 0.2- 200418 W88 0.2- 0.2-
200410 K80 0.3+ 0.2+ 200410 J95 0.4+ 0.4+ 200419 Q78 0.3- 0.1+
200410 K80 0.2+ 0.2+ 200410 J95 0.3+ 0.2+ 200419 Q78 0.2- 0.4-
200410 K80 0.3+ 0.2+ 200410 J95 0.1+ 0.6+ 200419 Q78 0.2+ 0.3-
200410 L04 0.3- 0.1- 200410 J95 0.4+ 0.3+ 221016 F52 0.1- 0.1+
200410 K80 0.1+ 0.1+ 200410 J95 0.2+ 0.4+ 221016 F52 0.1- 0.2+
200410 L04 0.3- 0.1- 200411 K80 0.3+ 0.3+ 221016 F52 0.0 0.0
200410 K80 0.2+ 0.1+ 200411 K80 0.3+ 0.2+ 221017 807 (0.4- 0.7-)
200410 L04 0.3- 0.2- 200411 K80 0.2+ 0.2+ 221017 807 0.0 0.3-
200410 K80 0.3+ 0.2+ 200411 K80 0.4+ 0.3+ 221017 807 0.0 0.4-
200410 204 0.3- 0.0 200411 K87 0.8- 0.6- 221017 F52 0.1- 0.3+
200410 L04 0.3- 0.1- 200411 K87 0.2- 0.2- 221017 F52 0.2+ 0.1+
200410 204 0.3- 0.1- 200411 K87 0.5- 0.5- 221018 807 0.3- 0.2-
200410 204 0.3- 0.0 200411 033 0.2- 0.0 221018 807 0.1+ 0.0
200410 204 0.2- 0.1- 200411 033 0.2+ 0.1- 221018 807 0.0 0.0
200410 L04 0.4- 0.1- 200411 033 0.5- 0.6- 221020 807 0.3- 0.0
200410 204 0.2- 0.1- 200411 K80 0.2+ 0.2+ 221020 807 0.3- 0.1-
200410 K80 0.2+ 0.1+ 200411 246 0.9- 1.1- 221020 807 (0.6- 0.6-)
200410 L04 0.3- 0.2- 200411 246 1.1- 1.2-
Ephemeris:
2020 GA2 a,e,i = 1.28, 0.43, 43 q = 0.7346
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2022 09 20 02 42 36.4 -47 13 17 0.5432 1.3632 120.5 39.4 22.1
...
2022 10 05 01 16 11.9 -49 56 55 0.3949 1.2688 125.0 40.2 21.2
...
2022 10 13 23 59 43.2 -46 55 42 0.3366 1.2154 123.2 43.4 20.9
...
2022 10 19 22 59 24.8 -40 41 28 0.3086 1.1742 118.3 48.4 20.7
2022 10 20 22 49 58.6 -39 18 37 0.3055 1.1673 117.1 49.4 20.7
2022 10 21 22 40 49.1 -37 50 38 0.3029 1.1603 115.9 50.5 20.7
...
2022 10 27 21 52 37.2 -27 42 56 0.2977 1.1180 107.0 58.2 20.8
...
2022 11 04 21 06 02.3 -13 15 32 0.3168 1.0609 93.8 68.9 21.2
...
2022 11 19 20 12 40.1 +07 48 34 0.4033 0.9542 73.3 82.8 22.0
M. P. C. Staff (C) Copyright 2022 MPC M.P.E.C. 2022-U114
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