[Iaude] MPEC J231: 2020 OM5 [a=1.33,e=0.58,i=24.4,H=19.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat May 15 10:01:43 EDT 2021
M.P.E.C. 2021-J231 Issued 2021 May 15, 14:00 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 OM5
Revision to MPEC 2020-O150
Additional Observations:
K20O05M C2009 06 20.54229519 55 59.078-16 32 18.62 21.23GVEJ231F51
K20O05M C2009 06 20.55104519 55 58.218-16 32 25.25 21.13GVEJ231F51
K20O05M KC2009 06 27.46306519 44 00.854-18 05 26.35 22.09GVEJ231F51
K20O05M KC2021 05 13.45088 18 48 07.97 +07 07 33.4 20.7 RoEJ231691
K20O05M KC2021 05 13.46670 18 48 06.34 +07 07 30.7 oEJ231691
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer J. V. Scotti. 0.9-m
f/3 reflector + CCD.
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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
090620 F51 3.9+ 0.9+ 210513 691 0.3+ 0.6+ E2020-V70 -0.00 days
Orbital elements:
2020 OM5 Earth MOID = 0.4118 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 345.98250 (2000.0) P Q
n 0.64396048 Peri. 359.87696 -0.32838880 -0.86008674
a 1.3280973 Node 109.28304 +0.86695385 -0.43851574
e 0.5840669 Incl. 24.43137 +0.37490242 +0.26068131
P 1.53 H 19.4 G 0.15 U 2
Residuals in seconds of arc
090620 F51 0.1+ 0.1- 200725 F51 0.0 0.1- 200811 474 0.1- 0.2-
090620 F51 0.1+ 0.0 200726 I52 0.0 0.4- 200811 474 0.1- 0.0
090627 F51 0.2- 0.1+ 200726 I52 0.1+ 0.2+ 200920 474 0.0 0.1-
200630 F51 0.1- 0.0 200726 I52 1.0+ 0.5+ 200920 474 0.1- 0.1+
200630 F51 0.0 0.0 200726 474 0.3+ 0.0 200920 474 0.0 0.1-
200630 F51 0.0 0.1- 200726 474 0.0 0.2- 200920 474 0.1+ 0.1-
200630 F51 0.2+ 0.1- 200726 474 0.2+ 0.2+ 201110 474 0.1+ 0.3+
200719 F51 0.0 0.0 200727 474 0.0 0.1- 201110 474 0.2- 0.3+
200719 F51 0.1- 0.2+ 200727 474 0.0 0.3+ 201110 474 0.1+ 0.1-
200725 F51 0.0 0.0 200727 474 0.1+ 0.1+ 201110 474 0.3- 0.1-
200725 F51 0.1- 0.0 200811 474 0.1- 0.1- 210513 691 0.2- 0.0
200725 F51 0.0 0.1+ 200811 474 0.1- 0.2- 210513 691 0.1+ 0.1+
Ephemeris:
2020 OM5 a,e,i = 1.33, 0.58, 24 q = 0.5524
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 15 19 12 46.2 +06 34 52 0.9246 1.4078 93.7 45.3 21.7
...
2021 04 30 19 05 24.9 +07 15 39 0.8742 1.5242 108.0 38.9 21.6
...
2021 05 08 18 56 25.1 +07 17 50 0.8463 1.5813 116.6 34.8 21.5
...
2021 05 14 18 47 12.3 +07 05 59 0.8279 1.6219 123.5 31.3 21.4
2021 05 15 18 45 28.0 +07 02 40 0.8251 1.6285 124.7 30.7 21.4
2021 05 16 18 43 40.5 +06 58 56 0.8225 1.6350 125.9 30.1 21.3
...
2021 05 22 18 31 49.2 +06 27 21 0.8098 1.6731 133.0 26.2 21.2
...
2021 05 30 18 13 34.9 +05 19 08 0.8027 1.7211 142.4 21.0 21.1
...
2021 06 14 17 36 12.0 +01 54 47 0.8310 1.8026 154.8 13.9 21.1
A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-J231
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