MPEC 1996-A11 : 1995 DA2
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M.P.E.C. 1996-A11 Issued 1996 Jan. 6, 15:39 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.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
1995 DA2
Revision to MPEC 1995-G04
Observations:
J95D02A C1995 12 23.50123 08 51 59.56 +17 49 49.1 568
J95D02A C1995 12 23.53149 08 51 59.41 +17 49 49.8 568
J95D02A C1995 12 24.51484 08 51 55.09 +17 50 09.9 568
Observer details:
568 Mauna Kea. Observers D. Jewitt, J. Chen. 2.2-m University of Hawaii
telescope.
First and last observations above in comparison with prediction:
Residuals in seconds of arc
951223 568 64.2+ 22.6- 951224 568 64.5+ 22.5- MPC 26374
Orbital elements:
1995 DA2
The following assumed 3:4 Neptune-resonance elements keep the
object more than 9 AU from Neptune over a 14 000-year period.
Epoch 1996 Apr. 27.0 TT = JDT 2450200.5 Marsden
M 42.70143 (2000.0) P Q
n 0.00450639 Peri. 312.03365 +0.17789530 -0.97986263
a 36.3008491 Node 127.49426 +0.93324859 +0.13876922
e 0.0928476 Incl. 6.56257 +0.31209025 +0.14356992
P 218.71 H 8.0 G 0.15
Residuals in seconds of arc
950224 568 0.3- 0.0 950324 568 0.4+ 0.9- 950404 568 0.2+ 1.5+
950224 568 0.0 0.2+ 950324 568 0.8+ 1.0- 950404 568 0.2- 1.5+
950224 568 0.1+ 0.1+ 950330 413 0.8+ 0.1- 950405 568 0.3- 1.1+
950224 568 0.3- 0.1+ 950330 413 0.6+ 0.5- 950405 568 0.3+ 0.9+
950225 568 0.1+ 0.1- 950331 950 1.3- 0.4- 951223 568 0.0 0.1-
950225 568 0.4- 0.3- 950331 950 0.1- 0.2- 951223 568 0.2- 0.1-
950226 568 0.1- 0.0 950401 950 0.3- 0.6- 951224 568 0.2+ 0.0
950226 568 0.5+ 0.5- 950401 950 0.2- 0.7-
Ephemeris:
1995 DA2 a,e,i = 36.30, 0.09, 7 q = 32.930
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1995 12 29 08 51.57 +17 51.7 33.135 33.959 146.5 0.9 23.4
1996 01 08 08 50.71 +17 55.6 33.055 33.961 156.9 0.7 23.4
1996 01 18 08 49.77 +17 59.8 33.003 33.963 167.3 0.4 23.3
1996 01 28 08 48.77 +18 04.1 32.981 33.965 177.7 0.1 23.3
1996 02 07 08 47.76 +18 08.5 32.991 33.967 171.9 0.2 23.3
1996 02 17 08 46.78 +18 12.6 33.031 33.969 161.5 0.5 23.4
1996 02 27 08 45.87 +18 16.5 33.100 33.971 151.2 0.8 23.4
1996 03 08 08 45.07 +18 20.0 33.196 33.973 141.0 1.1 23.4
1996 03 18 08 44.41 +18 22.8 33.316 33.975 130.9 1.3 23.4
1996 03 28 08 43.90 +18 25.1 33.455 33.977 120.8 1.4 23.5
1996 04 07 08 43.58 +18 26.6 33.610 33.979 110.9 1.6 23.5
1996 04 17 08 43.45 +18 27.4 33.775 33.981 101.0 1.7 23.5
1996 04 27 08 43.51 +18 27.4 33.946 33.983 91.3 1.7 23.5
1996 05 07 08 43.78 +18 26.7 34.117 33.986 81.7 1.7 23.5
1996 05 17 08 44.24 +18 25.2 34.284 33.988 72.1 1.6 23.5
1996 05 27 08 44.88 +18 23.0 34.443 33.990 62.7 1.5 23.5
Brian G. Marsden (C) Copyright 1996 MPC M.P.E.C. 1996-A11
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