MPEC 2000-S65: 2000 OG44 = 1977 SD
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M.P.E.C. 2000-S65 Issued 2000 Sept. 28, 19:39 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
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2000 OG44 = 1977 SD
Observations:
K00O44G 1 1954 09 06.43958 02 19 06.73 +20 47 27.1 261
K00O44G 1 1954 09 06.47431 02 19 08.97 +20 47 56.3 261
K00O44G 1 1954 09 06.47778 02 19 09.20 +20 48 00.5 261
K00O44G 1 1954 09 06.48681 02 19 09.83 +20 48 08.7 261
K00O44G 1 1954 12 21.18403 02 49 47.12 +30 06 40.3 261
K00O44G 1 1954 12 21.19167 02 49 47.50 +30 06 39.1 261
K00O44G 1 1954 12 21.22292 02 49 49.20 +30 06 33.1 261
K00O44G 1 1992 06 04.70508 20 22 26.47 -21 46 11.5 260
K00O44G 1 1992 06 05.66218 20 22 16.24 -21 45 57.3 260
K00O44G 1 1994 03 05.22917 09 32 39.63 +09 44 38.6 261
K00O44G 1 1994 03 05.26597 09 32 38.17 +09 44 44.3 261
Observer details:
260 Siding Spring-DSS. Trail located and measured by DANEOPS (G. Hahn,
R. Stoss). 1.2-m Schmidt.
261 Palomar-DSS. Trail located and measured by DANEOPS (G. Hahn, R. Stoss).
1.2-m Schmidt.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
540906 261 3.70+ 1.51+ 940305 261 0.05+ 0.02- MPO 3957 -4.3 day
Orbital elements:
2000 OG44 = 1977 SD
Epoch 2000 Sept. 13.0 TT = JDT 2451800.5 Williams
M 348.14532 (2000.0) P Q
n 0.12916998 Peri. 96.84410 +0.76199823 -0.63866881
a 3.8758027 Node 302.90937 +0.53231373 +0.71189268
e 0.5808864 Incl. 7.32620 +0.36878285 +0.29208041
P 7.63 H 14.4 G 0.15 U 1
Residuals in seconds of arc
540906 261 0.0 0.3- 000803 704 0.0 0.2- 000905 699 1.5- 0.5+
540906 261 0.4- 1.2- 000803 704 0.3- 0.1+ 000915 349 0.5+ 0.1+
540906 261 0.4- 0.0 000803 704 0.1- 0.0 000915 349 0.6+ 0.5-
540906 261 0.2+ 0.4+ 000803 704 0.2- 0.3+ 000915 349 0.1+ 0.2-
541221 261 0.3+ 0.5+ 000803 704 0.1- 0.8+ 000919 900 0.0 0.0
541221 261 0.1- 0.6+ 000901 704 0.5+ 0.2- 000919 900 0.1+ 0.5-
541221 261 0.3+ 0.1- 000901 704 0.1+ 0.9+ 000923 704 0.7+ 0.0
770918 095 0.8- 1.0+ 000901 704 0.1- 0.0 000923 704 0.7+ 0.5+
920604 260 0.3- 0.5- 000901 704 0.4+ 0.1- 000923 704 0.6+ 0.2+
920605 260 0.8- 0.2- 000901 704 0.7- 0.0 000923 704 0.3+ 0.5+
940305 261 1.0- 0.9+ 000903 704 0.2+ 0.1- 000923 704 0.1+ 0.4+
940305 261 0.7+ 0.4+ 000903 704 0.3- 0.1- 000923 151 0.1+ 0.5-
000707 704 1.0- 0.1+ 000903 704 0.2+ 0.0 000923 151 0.3+ 0.6-
000707 704 0.0 0.3- 000903 704 0.0 0.0 000923 151 0.2+ 0.5-
000707 704 0.3+ 0.5- 000903 704 0.2- 0.1+ 000923 151 0.3+ 0.0
000707 704 0.5+ 0.6+ 000905 704 (2.6- 0.2-) 000924 642 0.1+ 0.1-
000730 704 0.0 0.2- 000905 704 0.6+ 0.2- 000924 642 0.3+ 0.1+
000730 704 0.2- 0.0 000905 704 0.1- 0.1+ 000924 642 0.1- 0.2-
000730 704 0.2- 0.0 000905 699 1.4- 0.4+ 000927 739 0.4+ 0.4-
000730 704 0.5+ 0.0 000905 699 1.4- 0.4+ 000927 739 0.3+ 0.5-
000730 704 0.1- 0.4+ 000905 699 1.4- 0.4+ 000927 739 0.5+ 0.5-
Ephemeris:
2000 OG44 a,e,i = 3.88, 0.58, 7 q = 1.6244
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2000 09 23 22 52.68 +06 22.5 0.842 1.822 161.8 9.9 16.0
2000 10 03 22 46.81 +06 28.3 0.832 1.780 152.4 15.1 16.1
2000 10 13 22 44.02 +06 31.1 0.839 1.742 142.9 20.2 16.2
2000 10 23 22 45.18 +06 38.1 0.861 1.708 133.9 24.8 16.4
2000 11 02 22 50.67 +06 55.4 0.895 1.680 125.7 28.7 16.5
2000 11 12 23 00.36 +07 27.1 0.938 1.657 118.5 31.7 16.7
2000 11 22 23 13.84 +08 14.8 0.988 1.640 112.2 33.9 16.9
2000 12 02 23 30.59 +09 18.2 1.046 1.629 106.5 35.5 17.0
2000 12 12 23 50.09 +10 35.8 1.110 1.625 101.5 36.4 17.2
2000 12 22 00 11.79 +12 04.6 1.181 1.627 97.0 36.9 17.3
2001 01 01 00 35.27 +13 41.1 1.259 1.635 92.8 36.9 17.5
2001 01 11 01 00.10 +15 21.8 1.343 1.650 89.0 36.6 17.6
2001 01 21 01 25.94 +17 02.4 1.434 1.671 85.2 35.9 17.8
2001 01 31 01 52.52 +18 39.4 1.533 1.698 81.6 35.0 17.9
2001 02 10 02 19.56 +20 09.8 1.639 1.729 78.0 33.9 18.1
2001 02 20 02 46.84 +21 30.7 1.752 1.766 74.4 32.6 18.2
2001 03 02 03 14.18 +22 40.2 1.871 1.807 70.8 31.2 18.4
2001 03 12 03 41.39 +23 36.8 1.996 1.852 67.1 29.6 18.5
2001 03 22 04 08.32 +24 19.7 2.126 1.900 63.3 27.9 18.7
Timothy B. Spahr (C) Copyright 2000 MPC M.P.E.C. 2000-S65
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