MPEC 2021-A92 : 2011 OX17
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M.P.E.C. 2021-A92 Issued 2021 January 9, 16:23 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
2011 OX17
Revision to MPEC 2011-O66
Additional Observations:
K11O17X C2021 01 05.32383202 54 48.651+33 08 24.35 22.15GVEA092F52
K11O17X C2021 01 05.33404202 54 46.957+33 08 14.48 21.72GVEA092F52
K11O17X C2021 01 05.34422702 54 45.238+33 08 04.75 20.64GVEA092F52
K11O17X C2021 01 05.35444102 54 43.562+33 07 54.64 21.32GVEA092F52
K11O17X C2021 01 09.27691902 44 48.127+32 04 05.68 21.72wUEA092F51
K11O17X C2021 01 09.28912602 44 46.305+32 03 53.49 21.79wUEA092F51
K11O17X C2021 01 09.30131302 44 44.460+32 03 41.03 21.74wUEA092F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, 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, M. Willman. 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 (or two decimals in degrees), reference and Delta-T
210105 F52 0.75+ 1.12+ 210109 F51 0.46+ 1.04+ MPO206205 +3.65 days
Orbital elements:
2011 OX17 Earth MOID = 0.1009 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 329.57795 (2000.0) P Q
n 0.29980916 Peri. 212.08529 -0.93718305 +0.34794990
a 2.2109188 Node 348.19808 -0.28881766 -0.81394976
e 0.7464387 Incl. 6.98588 -0.19563307 -0.46520604
P 3.29 H 20.4 G 0.15 U 2
Residuals in seconds of arc
110729 E12 0.6- 0.1- 110731 E12 0.7+ 0.0 110820 H21 0.0 0.0
110729 E12 0.1- 0.1- 110731 E12 0.0 0.3- 110820 E12 0.1- 0.1-
110729 E12 0.3+ 0.2- 110731 E12 0.7+ 0.5+ 110820 E12 0.1- 0.2+
110729 E12 0.3- 0.3+ 110731 E12 0.1- 0.5+ 110828 H21 0.3- 0.1-
110729 E12 0.6+ 0.4- 110801 F51 0.0 0.1+ 110828 H21 0.6- 0.4-
110729 E12 0.0 0.1- 110801 F51 0.1- 0.1+ 210105 F52 0.2+ 0.1-
110729 E12 0.0 0.1- 110801 F51 0.1- 0.1+ 210105 F52 0.2+ 0.0
110730 204 0.0 0.4+ 110802 E12 0.4- 0.0 210105 F52 0.1- 0.1+
110730 204 0.3+ 0.0 110803 E12 0.1+ 0.2- 210105 F52 0.1+ 0.0
110730 E12 0.1- 0.0 110805 E12 0.1+ 0.1- 210109 F51 0.1+ 0.0
110730 E12 0.0 0.0 110807 E12 0.4+ 0.1+ 210109 F51 0.1+ 0.1+
110730 E12 0.3+ 0.2+ 110807 E12 0.1+ 0.1+ 210109 F51 0.2- 0.1-
110730 E12 0.1- 0.1- 110820 H21 0.2+ 0.1-
110731 E12 0.1- 0.7+ 110820 H21 0.1- 0.1+
Ephemeris:
2011 OX17 a,e,i = 2.21, 0.75, 7 q = 0.5606
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 12 10 04 18 34.9 +37 22 40 0.7798 1.7432 162.0 10.0 21.7
...
2020 12 25 03 28 54.7 +35 45 34 0.6841 1.5808 142.2 22.4 21.6
...
2021 01 02 03 04 04.5 +33 59 41 0.6553 1.4900 129.7 30.5 21.7
...
2021 01 08 02 47 55.0 +32 25 07 0.6408 1.4200 120.5 36.7 21.7
2021 01 09 02 45 28.3 +32 08 39 0.6389 1.4082 118.9 37.7 21.7
2021 01 10 02 43 06.0 +31 52 03 0.6370 1.3963 117.4 38.7 21.7
...
2021 01 16 02 30 26.2 +30 11 30 0.6271 1.3242 108.5 44.8 21.7
...
2021 01 24 02 17 30.8 +28 00 16 0.6150 1.2255 97.3 52.8 21.7
...
2021 02 08 02 02 03.6 +24 09 54 0.5808 1.0342 77.9 68.8 21.7
A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-A92
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