[Iaude] MPEC E83: 2021 GY1 [a=1.32,e=0.28,i=2.7,H=23.91]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Wed Mar 6 09:11:41 EST 2024
M.P.E.C. 2024-E83 Issued 2024 March 6, 14:10 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 GY1
Revision to MPEC 2021-G54
Additional Observations:
K21G01Y C2018 04 12.54766716 58 15.570-20 42 55.91 21.59GVEE083F51
K21G01Y C2018 04 12.56976616 58 24.273-20 43 28.73 21.73GVEE083F51
K21G01Y C2018 04 12.58081916 58 28.637-20 43 44.84 21.68GVEE083F51
K21G01Y KC2024 03 05.23404611 27 34.823+11 27 44.78 22.94GVEE083V06
K21G01Y KC2024 03 05.25412811 27 32.450+11 27 59.80 22.96GVEE083V06
K21G01Y KC2024 03 05.27456711 27 30.002+11 28 14.88 22.86GVEE083V06
K21G01Y KC2024 03 05.29199711 27 27.904+11 28 27.88 23.01GVEE083V06
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, 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.
V06 Catalina Sky Survey-Kuiper. Observer J. K. Hogan. Measurers T. Beuden,
V. F. Carvajal, 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, 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 (or two decimals in degrees), reference and Delta-T
180412 F51 0.04+ 0.01+ 240305 V06 0.01+ 0.01+ E2024-BD1 +0.02 days
Orbital elements:
2021 GY1 Earth MOID = 0.0152 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 295.14247 (2000.0) P Q
n 0.65000481 Peri. 244.11775 +0.16153325 +0.98650306
a 1.3198513 Node 35.21072 -0.88797934 +0.15714601
e 0.2830303 Incl. 2.66499 -0.43058065 +0.04600910
P 1.52 H 23.91 G 0.15 U 0
Residuals in seconds of arc
180412 F51 0.0 0.2+ 210414 I52 0.5+ 0.5+ 210509 G96 0.2- 0.0
180412 F51 0.0 0.0 210414 I52 0.5+ 1.0+ 210509 G96 0.1- 0.1-
180412 F51 0.2+ 0.1+ 210420 691 0.2- 0.4+ 210509 G96 0.1- 0.1+
210403 G96 0.4+ 0.3- 210420 691 0.2- 0.2+ 210509 G96 0.1- 0.1+
210403 G96 0.0 0.2- 210420 691 0.1- 0.1- 210513 691 0.6+ 0.1+
210403 G96 0.3+ 0.2+ 210420 I52 0.1- 0.0 210513 691 0.4+ 0.3+
210403 G96 0.2- 0.0 210420 I52 0.5+ 0.2- 210513 691 0.0 0.1+
210403 V06 0.2+ 0.2+ 210420 I52 0.1+ 0.1- 210513 F51 0.1+ 0.1-
210403 V06 0.1+ 0.1+ 210420 I52 0.0 0.4+ 210513 F51 0.0 0.1-
210403 V06 0.0 0.2- 210422 I52 0.7+ 0.2- 210513 F51 0.1+ 0.0
210404 V06 0.2+ 0.2+ 210422 I52 0.7+ 0.0 210522 807 0.1+ 0.1-
210404 V06 0.2+ 0.0 210422 I52 0.2+ 0.8+ 210522 807 0.1+ 0.2-
210404 V06 0.0 0.1- 210430 807 0.7- 0.0 210522 807 0.1- 0.4-
210405 V06 0.3+ 0.3- 210430 807 0.6- 0.0 210916 291 0.1+ 0.1-
210405 V06 0.1- 0.1+ 210430 807 0.5- 0.3- 210916 291 0.2+ 0.3-
210405 V06 0.0 0.2+ 210430 691 0.0 0.1+ 210916 291 0.4+ 0.1+
210409 I52 0.0 0.1- 210430 691 0.1- 0.2- 211003 V00 0.0 0.1+
210409 I52 0.0 0.0 210430 691 0.2+ 0.2+ 211003 V00 0.0 0.1+
210409 I52 0.0 0.1+ 210501 691 0.4- 0.4+ 211003 V00 0.2+ 0.1+
210409 I52 0.0 0.1- 210501 691 0.5- 0.7+ 211003 V00 0.1- 0.0
210413 807 1.3- 0.1+ 210501 691 0.1+ 0.1+ 211016 291 0.2- 0.9-
210413 807 1.0- 0.2- 210503 691 0.0 0.2+ 211016 291 0.1+ 0.7-
210413 807 1.2- 0.4- 210503 691 0.1+ 0.1+ 211016 291 0.0 0.3-
210413 F51 0.2+ 0.0 210506 I52 0.4- 0.1- 240305 V06 0.1+ 0.1+
210413 F51 0.2+ 0.0 210506 I52 0.1- 0.1+ 240305 V06 0.3+ 0.1+
210413 F51 0.3+ 0.1+ 210506 I52 0.1- 0.0 240305 V06 0.2+ 0.0
210413 F51 0.1+ 0.0 210506 I52 0.0 0.2+ 240305 V06 0.0 0.1+
210414 I52 0.4- 0.0 210507 691 0.9+ 0.0
210414 I52 0.6+ 0.1- 210507 691 0.0 0.3+
Ephemeris:
2021 GY1 a,e,i = 1.32, 0.28, 3 q = 0.9463
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 05 11 53 33.8 +07 23 04 0.5846 1.4793 139.4 25.7 24.8
...
2024 02 20 11 47 16.6 +08 54 52 0.4644 1.4254 156.0 16.4 23.9
...
2024 02 28 11 37 54.5 +10 14 41 0.4133 1.3946 165.8 10.1 23.4
...
2024 03 05 11 28 00.2 +11 25 01 0.3816 1.3707 171.9 5.9 23.0
2024 03 06 11 26 07.5 +11 37 17 0.3770 1.3667 172.4 5.5 22.9
2024 03 07 11 24 11.3 +11 49 38 0.3724 1.3626 172.7 5.3 22.9
...
2024 03 13 11 11 28.5 +13 03 45 0.3490 1.3378 168.6 8.4 22.8
...
2024 03 21 10 52 42.6 +14 33 13 0.3269 1.3040 157.4 17.1 23.0
...
2024 04 05 10 19 28.6 +16 09 07 0.3084 1.2386 135.2 34.7 23.3
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-E83
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