[Iaude] MPEC M12: 2020 YC3 [a=2.21,e=0.74,i=15.2,H=20.23]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat Jun 18 10:07:29 EDT 2022
M.P.E.C. 2022-M12 Issued 2022 June 18, 14:06 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 YC3
Revision to MPEC 2020-Y104
Additional Observations:
K20Y03C C2021 08 06.55281200 32 54.077-09 30 26.81 22.45GVEM012F51
K20Y03C C2021 08 06.56451200 32 53.289-09 30 40.16 22.64GVEM012F51
K20Y03C C2021 08 06.57621500 32 52.508-09 30 53.40 21.89GVEM012F51
K20Y03C C2021 08 17.55246900 18 43.247-13 01 16.78 22.42GVEM012F51
K20Y03C C2021 08 17.56361900 18 42.219-13 01 29.35 22.86GVEM012F51
K20Y03C C2021 08 17.57478300 18 41.179-13 01 42.13 22.39GVEM012F51
K20Y03C C2021 08 17.59115100 18 39.679-13 02 00.42 22.48GVEM012F51
K20Y03C C2021 08 18.59518700 17 09.693-13 21 10.71 22.42GVEM012F51
K20Y03C C2021 08 18.60798800 17 08.515-13 21 25.15 22.84GVEM012F51
K20Y03C C2021 08 18.61350300 17 07.985-13 21 31.82 21.97GVEM012F51
K20Y03C C2021 08 30.45342823 57 47.498-16 54 34.04 21.21GVEM012F52
K20Y03C C2021 08 30.46434923 57 46.348-16 54 44.75 21.72GVEM012F52
K20Y03C C2021 08 30.47534923 57 45.167-16 54 55.53 21.86GVEM012F52
K20Y03C C2021 08 30.48631023 57 43.994-16 55 06.13 21.96GVEM012F52
K20Y03C C2021 09 08.49031323 42 14.258-19 09 14.40 22.52GVEM012F51
K20Y03C C2021 09 08.50198323 42 13.029-19 09 23.53 22.71GVEM012F51
K20Y03C C2021 09 08.52546323 42 10.556-19 09 41.87 22.80GVEM012F51
K20Y03C C2021 09 13.42431323 34 03.249-20 08 47.42 22.26GVEM012F51
K20Y03C C2021 09 13.43503223 34 02.179-20 08 54.01 23.03GVEM012F51
K20Y03C C2021 09 13.44576323 34 01.121-20 09 01.43 22.67GVEM012F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith. Measurers S. Chastel, 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, A. Schultz, I. Smith. Measurers S. Chastel, M. Huber, 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, reference and Delta-T
210806 F51 10.9- 3.1- 210913 F51 11.7- 2.5- E2021-AG0 +0.00 days
Orbital elements:
2020 YC3 PHA, Earth MOID = 0.0402 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5 Veres
M 146.67196 (2000.0) P Q
n 0.29925434 Peri. 78.12143 -0.82910037 +0.52557919
a 2.2136506 Node 133.23442 -0.55785453 -0.80040577
e 0.7370361 Incl. 15.17236 +0.03729472 -0.28830039
P 3.29 H 20.23 G 0.15 U 3
Residuals in seconds of arc
201221 G96 0.1+ 0.6+ 210102 I52 0.3+ 0.2- 210206 I52 (0.2+ 1.1+)
201221 G96 0.1- 0.1- 210103 I52 (1.0- 0.5+) 210211 F52 0.0 0.1+
201221 G96 0.1+ 0.3+ 210103 I52 0.0 0.5- 210211 F52 (0.1- 0.6+)
201221 G96 0.1+ 0.1- 210103 I52 (1.8- 2.1-) 210211 F52 0.0 0.2+
201221 V06 0.0 0.2- 210104 I52 0.1+ 0.3+ 210211 F52 0.6+ 0.4+
201221 V06 0.0 0.3+ 210104 I52 (2.9+ 0.3-) 210212 I52 0.1- 0.1-
201221 V06 0.0 0.1- 210104 I52 0.2+ 0.1+ 210212 I52 0.1- 0.1-
201221 V06 0.4- 0.0 210105 F51 0.1- 0.0 210212 I52 0.0 0.6-
201222 807 0.1+ 0.3- 210105 F51 0.2- 0.0 210212 I52 0.4- 0.1-
201222 807 0.2+ 0.1- 210105 F51 0.1+ 0.0 210223 I52 0.1- 0.5-
201222 807 0.1+ 0.0 210105 F51 0.0 0.1- 210223 I52 0.2- 0.4-
201222 H21 0.1- 0.4+ 210109 F51 0.0 0.0 210223 I52 0.9+ 0.0
201222 H21 0.0 0.0 210109 F51 0.0 0.1- 210223 I52 0.4+ 0.1+
201222 H21 0.1+ 0.2+ 210109 F51 0.1+ 0.0 210225 I52 0.3- 0.1-
201222 H21 0.3+ 0.2+ 210110 I52 (0.2+ 2.3+) 210225 I52 0.2+ 0.3-
201222 V06 0.0 0.0 210110 I52 (0.0 1.4+) 210806 F51 0.1+ 0.1+
201222 V06 0.0 0.2- 210111 I52 (1.2- 0.8+) 210806 F51 0.2+ 0.0
201222 V06 0.1- 0.0 210111 I52 (1.0- 0.2-) 210806 F51 0.4+ 0.0
201222 V06 0.1- 0.1- 210111 I52 0.3- 0.2+ 210817 F51 0.2+ 0.2-
201223 807 0.3- 0.0 210112 I52 (2.0+ 0.9-) 210817 F51 0.1+ 0.0
201223 807 0.1+ 0.0 210112 I52 0.1- 0.1+ 210817 F51 0.1- 0.0
201223 807 0.2+ 0.1- 210112 I52 0.2- 0.5- 210817 F51 (0.0 0.5+)
201223 V06 0.5+ 0.3+ 210112 I52 0.7+ 0.2- 210818 F51 0.1- 0.1-
201223 V06 0.1- 0.2+ 210112 G96 0.2+ 0.3+ 210818 F51 0.1+ 0.0
201226 I52 0.6+ 0.6+ 210112 G96 0.2- 0.3+ 210818 F51 0.1- 0.4-
201226 I52 0.3+ 0.3+ 210112 G96 0.3- 0.4- 210830 F52 0.2- 0.4-
201226 I52 0.0 0.0 210112 G96 0.0 0.1+ 210830 F52 0.0 0.2-
201227 I52 (1.3- 0.2+) 210131 I52 0.4- 0.1- 210830 F52 0.2- 0.1-
201227 I52 0.6+ 0.5+ 210131 I52 0.2- 0.1- 210830 F52 0.3- 0.2+
201227 I52 0.3+ 0.4+ 210131 I52 0.3+ 0.2+ 210908 F51 0.0 0.0
201231 695 0.4- 0.1+ 210131 I52 0.2- 0.6- 210908 F51 0.1- 0.0
201231 695 0.3- 0.1- 210204 I52 0.2- 0.2+ 210908 F51 0.4- 0.0
201231 695 0.3- 0.0 210204 I52 0.1- 0.7- 210913 F51 0.1- 0.2-
210102 I52 (0.6+ 0.9+) 210206 I52 0.3- 0.0 210913 F51 0.1- 0.3+
210102 I52 0.5- 0.3+ 210206 I52 0.1- 1.1+ 210913 F51 0.1+ 0.0
Ephemeris:
2020 YC3 a,e,i = 2.21, 0.74, 15 q = 0.5821
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2022 05 19 01 51 46.8 -00 24 37 4.3620 3.5637 33.6 9.0 26.8
...
2022 06 03 02 05 47.2 +00 22 31 4.2672 3.6064 44.0 11.3 26.9
...
2022 06 11 02 12 45.3 +00 40 46 4.2014 3.6277 49.7 12.3 26.9
...
2022 06 17 02 17 42.6 +00 51 06 4.1459 3.6430 54.0 13.0 26.9
2022 06 18 02 18 30.7 +00 52 32 4.1361 3.6454 54.8 13.2 26.9
2022 06 19 02 19 18.4 +00 53 53 4.1262 3.6479 55.5 13.3 26.9
...
2022 06 25 02 23 54.6 +01 00 11 4.0641 3.6624 60.0 13.9 26.9
...
2022 07 03 02 29 34.7 +01 03 35 3.9744 3.6809 66.0 14.6 26.9
...
2022 07 18 02 38 30.0 +00 53 40 3.7898 3.7127 77.9 15.5 26.8
A. U. Tomatic (C) Copyright 2022 MPC M.P.E.C. 2022-M12
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