[Iaude] MPEC O62: 2021 OS [a=0.81,e=0.43,i=15.5,H=22.03]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat Jul 27 10:13:36 EDT 2024
M.P.E.C. 2024-O62 Issued 2024 July 27, 14:12 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 OS
Revision to MPEC 2021-O32
Additional Observations:
K21O00S C2013 08 09.50833521 51 54.180+35 27 24.63 19.92GVEO062F51
K21O00S C2013 08 09.52319321 51 46.300+35 27 35.48 20.11GVEO062F51
K21O00S C2013 08 09.53532821 51 39.893+35 27 44.12 20.06GVEO062F51
K21O00S C2013 08 15.44902021 03 03.909+35 43 34.65 19.89GVEO062F51
K21O00S C2013 08 15.45969321 02 58.700+35 43 29.82 19.95GVEO062F51
K21O00S C2013 08 20.43007720 27 11.845+34 37 33.80 20.86GVEO062F51
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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
130809 F51 0.03+ 0.01+ 130820 F51 0.03+ 0.02+ MPO845915 +0.01 days
Orbital elements:
2021 OS Earth MOID = 0.0090 AU
Epoch 2024 Oct. 17.0 TT = JDT 2460600.5 Veres
M 270.85615 (2000.0) P Q
n 1.35031883 Peri. 218.09406 -0.86598184 -0.43718809
a 0.8106720 Node 294.31807 +0.49870016 -0.71901684
e 0.4325442 Incl. 15.45124 +0.03706201 -0.54026045
P 0.73 H 22.03 G 0.15 U 1
Residuals in seconds of arc
130809 F51 0.1+ 0.2- 210719 160 0.3+ 0.0 210720 J69 0.1- 0.1-
130809 F51 0.0 0.1- 210719 J95 0.2+ 0.2+ 210720 B72 0.0 0.1+
130809 F51 0.1+ 0.0 210719 160 0.1- 0.4- 210720 J69 0.1+ 0.0
130815 F51 0.1+ 0.0 210719 160 0.1+ 0.1- 210720 J69 0.0 0.2+
130815 F51 0.1- 0.1- 210719 J95 0.1+ 0.1- 210720 K87 0.2- 0.7-
130820 F51 0.1- 0.2- 210719 160 0.4- 0.4- 210720 K87 0.5- 0.1-
210718 T08 0.2- 0.5+ 210719 Z99 0.2+ 0.0 210720 K87 0.2- 0.1-
210718 T08 0.4+ 0.3- 210719 Z99 0.2+ 0.1- 210720 K74 0.4- 0.0
210718 T08 0.3+ 0.2+ 210719 Z80 0.4+ 0.0 210720 K74 0.3- 0.1+
210718 T08 0.3- 0.1+ 210719 Z99 0.1- 0.1- 210720 K74 0.1- 0.0
210718 587 0.0 0.1- 210719 Z99 0.3+ 0.1- 210721 K74 0.3- 0.1+
210718 587 0.1+ 0.1+ 210719 Z80 0.3- 0.0 210721 K74 0.3- 0.1+
210718 587 0.0 0.2+ 210719 Z80 0.3- 0.0 210721 K74 0.1- 0.2+
210718 587 0.1- 0.3+ 210720 K38 0.2- 0.0 210721 K74 0.1+ 0.0
210719 K88 0.1+ 0.1+ 210720 K38 0.2- 0.0 210721 Z80 0.1- 0.4+
210719 K88 0.6+ 0.0 210720 K38 0.2- 0.2- 210721 Z80 0.7- 0.5-
210719 K88 0.7+ 0.0 210720 G40 0.2+ 0.5+ 210721 Z80 0.2- 0.2+
210719 K88 0.1+ 0.1+ 210720 G40 0.1- 0.4+ 210721 K87 0.7- 0.1+
210719 K88 0.4+ 0.3- 210720 L81 0.2- 0.0 210721 K87 0.9- 0.1+
210719 K88 0.1+ 0.2- 210720 L81 0.2- 0.1- 210721 K87 0.7- 0.0
210719 J95 0.1+ 0.1- 210720 L81 0.2- 0.1+ 210722 J95 0.2+ 0.1-
210719 J95 0.1+ 0.2+ 210720 G40 0.1+ 0.0 210722 J95 0.1- 0.2-
210719 J95 0.0 0.3+ 210720 G40 0.1+ 0.2- 210722 J95 0.0 0.1-
210719 J95 0.1+ 0.2- 210720 G40 0.1- 0.2+ 210722 J95 0.1+ 0.1-
210719 J95 0.3+ 0.2- 210720 H36 1.0- 0.2+ 210722 Z80 0.1- 0.1+
210719 G40 0.4+ 0.0 210720 H36 1.2- 0.4+ 210722 Z80 0.7+ 0.4-
210719 G40 0.6+ 0.1- 210720 H36 1.4- 0.3+ 210722 Z80 0.6+ 0.8-
210719 L81 0.6- 0.3- 210720 H21 0.1- 0.1- 210722 L18 0.3- 0.2+
210719 L81 0.0 0.7- 210720 H21 0.2- 0.1- 210722 L18 0.1- 0.1+
210719 L81 0.3- 0.0 210720 H21 0.1- 0.1- 210722 L18 0.5- 0.3+
210719 L81 0.2- 0.5- 210720 H21 0.2- 0.0 210723 L18 (1.5- 0.4-)
210719 H36 1.0- 0.1- 210720 T05 0.1+ 0.2- 210723 L18 0.2+ 0.9-
210719 H36 0.8- 0.1+ 210720 T05 0.1- 0.2+ 210723 L18 0.4- 0.1+
210719 H36 0.9- 0.2+ 210720 T05 0.4+ 0.1- 210724 Z80 0.4- 0.1-
210719 H36 1.1- 0.0 210720 T05 0.3+ 0.0 210724 Z80 0.3- 0.5-
210719 U55 0.6+ 0.7+ 210720 900 0.1- 0.0 210724 Z80 0.2- 0.4-
210719 U55 0.0 0.2+ 210720 900 0.2+ 0.3+ 210726 F65 0.1- 0.1-
210719 U55 0.8+ 1.1+ 210720 900 0.1- 0.2+ 210726 F65 0.1- 0.1+
210719 H21 0.3+ 0.1+ 210720 Q21 0.0 0.1+ 210726 F65 0.1- 0.0
210719 H21 0.3+ 0.2+ 210720 Q21 0.2+ 0.0 210728 160 0.2+ 0.2+
210719 H21 0.3+ 0.1+ 210720 B72 0.5+ 0.3- 210728 160 0.1+ 0.1+
210719 H21 0.2+ 0.0 210720 G34 (0.7- 1.0-) 210728 160 0.0 0.3+
210719 H21 0.2+ 0.0 210720 G34 0.3+ 0.1+ 210729 A17 0.1- 0.6+
210719 A17 0.2+ 0.1+ 210720 B72 0.6+ 0.1+ 210729 A17 0.3+ 0.3-
210719 A17 0.4+ 0.3+ 210720 G34 0.1+ 0.6- 210729 A17 0.2+ 0.3+
210719 A17 0.6+ 0.3+ 210720 G34 0.3- 0.5- 210729 L18 0.1+ 0.1-
210719 595 0.4- 0.0 210720 B72 0.5+ 0.1- 210729 L18 0.3- 0.3+
210719 A17 0.3+ 0.5+ 210720 B72 0.4+ 0.6- 210729 L18 0.2- 0.6+
210719 595 0.3+ 0.0 210720 Z80 0.2+ 0.3+ 210803 T08 0.0 0.1+
210719 595 0.3+ 0.0 210720 Z80 0.2+ 0.2+ 210803 T08 0.1+ 0.1+
210719 Z80 0.2+ 0.3+ 210720 Z80 0.8- 0.0 210803 T08 0.2- 0.1-
210719 Z80 0.2+ 0.1- 210720 J95 0.1+ 0.1- 210803 T08 0.6+ 0.1-
210719 L01 0.1- 0.0 210720 J95 0.0 0.1- 210904 T12 0.0 0.0
210719 L01 0.2- 0.0 210720 J95 0.1+ 0.1+ 210904 T12 0.1- 0.0
210719 L01 0.2- 0.1+ 210720 B72 0.4- 0.1+ 210904 T12 0.0 0.0
210719 L01 0.2- 0.1- 210720 J95 0.0 0.1- 210905 695 0.1- 0.2+
210719 L01 0.1+ 0.1+ 210720 B72 0.1+ 0.5- 210905 695 0.1- 0.0
210719 L01 0.1- 0.0 210720 J69 0.0 0.2+ 210905 695 0.1- 0.1-
210719 J95 0.4+ 0.0 210720 B72 0.2+ 0.1- 211015 695 0.1+ 0.1+
210719 160 0.2- 0.2+ 210720 B72 0.3- 0.4- 211015 695 0.1+ 0.2+
210719 J95 0.1- 0.0 210720 B72 0.0 0.0 211015 695 0.2+ 0.0
Ephemeris:
2021 OS a,e,i = 0.81, 0.43, 15 q = 0.4600
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 06 27 00 44 57.8 +10 46 24 0.5157 1.0655 81.0 70.4 23.2
...
2024 07 12 00 51 33.9 +19 22 42 0.4622 1.1192 90.3 65.3 22.9
...
2024 07 20 00 52 49.4 +24 34 57 0.4292 1.1389 95.3 62.7 22.7
...
2024 07 26 00 52 00.9 +28 50 52 0.4036 1.1496 98.9 60.8 22.5
2024 07 27 00 51 41.3 +29 35 32 0.3993 1.1510 99.5 60.5 22.5
2024 07 28 00 51 17.8 +30 20 48 0.3951 1.1524 100.1 60.2 22.5
...
2024 08 03 00 47 20.8 +35 05 11 0.3698 1.1585 103.5 58.4 22.3
...
2024 08 11 00 36 15.8 +41 57 20 0.3379 1.1613 107.6 56.3 22.0
...
2024 08 26 23 41 43.9 +55 36 04 0.2902 1.1502 111.8 54.7 21.6
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-O62
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