MPEC 2000-L62: 1999 OD4
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M.P.E.C. 2000-L62 Issued 2000 June 15, 20:21 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 OD4
Revision to MPEC 1999-T23
Observations:
J99O04D 3C2000 06 07.52960 20 33 01.44 -17 49 38.0 568
J99O04D 3C2000 06 07.56054 20 33 01.36 -17 49 38.3 568
J99O04D 3C2000 06 08.56817 20 32 58.47 -17 49 44.7 568
Observer details:
568 Mauna Kea. Observers C. Veillet, A. Doressoundiram. Measurer C. Veillet.
Canada-France-Hawaii 3.6-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees) and reference
000607 568 0.06- 0.01- 000608 568 0.06- 0.01- MPC 36548
Orbital elements:
1999 OD4
Eccentricity assumed
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5 Marsden
M 192.89445 (2000.0) P Q
n 0.00371932 Peri. 172.98211 -0.41798207 -0.88328149
a 41.2566261 Node 301.51819 +0.82091556 -0.26711153
e 0.0784544 Incl. 14.42618 +0.38908691 -0.38531188
P 265 H 7.3 G 0.15
Residuals in seconds of arc
990719 568 0.1+ 0.5+ 990806 807 0.0 0.2- 990807 807 0.2- 0.0
990719 568 0.1- 0.4+ 990806 807 0.2- 0.4- 000607 568 0.1- 0.1+
990719 568 0.2- 0.2+ 990806 807 0.0 0.0 000607 568 0.1+ 0.0
990806 807 0.1+ 0.3- 990807 807 0.0 0.4- 000608 568 0.0 0.0
990806 807 0.1+ 0.4+ 990807 807 0.3+ 0.0
990806 807 0.2+ 0.1+ 990807 807 0.0 0.4-
Ephemeris:
1999 OD4 a,e,i = 41.26, 0.08, 14 q = 38.020
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 06 15 20 32.64 -17 50.5 43.665 44.427 138.2 0.9 23.9
2000 06 25 20 32.04 -17 52.1 43.562 44.426 147.8 0.7 23.9
2000 07 05 20 31.35 -17 53.9 43.485 44.426 157.5 0.5 23.8
2000 07 15 20 30.61 -17 56.0 43.434 44.426 167.2 0.3 23.8
2000 07 25 20 29.82 -17 58.3 43.411 44.425 176.9 0.1 23.8
2000 08 04 20 29.03 -18 00.6 43.417 44.425 173.2 0.2 23.8
2000 08 14 20 28.26 -18 02.9 43.453 44.424 163.4 0.4 23.8
2000 08 24 20 27.54 -18 05.0 43.516 44.424 153.6 0.6 23.8
2000 09 03 20 26.89 -18 06.9 43.605 44.424 143.8 0.8 23.9
2000 09 13 20 26.33 -18 08.5 43.718 44.423 134.0 0.9 23.9
2000 09 23 20 25.89 -18 09.7 43.852 44.423 124.1 1.1 23.9
2000 10 03 20 25.58 -18 10.5 44.002 44.422 114.2 1.2 23.9
2000 10 13 20 25.42 -18 10.8 44.165 44.422 104.3 1.2 23.9
2000 10 23 20 25.40 -18 10.6 44.334 44.421 94.4 1.3 24.0
2000 11 02 20 25.55 -18 09.9 44.506 44.421 84.4 1.3 24.0
2000 11 12 20 25.85 -18 08.6 44.675 44.421 74.5 1.2 24.0
2000 11 22 20 26.30 -18 06.8 44.836 44.420 64.5 1.2 24.0
2000 12 02 20 26.89 -18 04.5 44.984 44.420 54.5 1.0 24.0
2000 12 12 20 27.60 -18 01.7 45.115 44.419 44.6 0.9 24.0
2000 12 22 20 28.42 -17 58.5 45.225 44.419 34.6 0.7 23.9
Brian G. Marsden (C) Copyright 2000 MPC M.P.E.C. 2000-L62
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