MPEC 2009-D14 : 2008 GD
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M.P.E.C. 2009-D14 Issued 2009 Feb. 17, 05:37 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2008 GD
Revision to MPEC 2008-G07
Additional Observations:
K08G00D C2009 02 16.15422 11 16 17.06 +43 20 23.4 22.0 C ED014493
K08G00D C2009 02 16.15887 11 16 16.35 +43 20 27.5 22.1 C ED014493
K08G00D C2009 02 16.16452 11 16 15.42 +43 20 33.0 21.9 C ED014493
K08G00D C2009 02 16.93812 11 14 11.47 +43 32 25.8 21.6 C ED014493
K08G00D C2009 02 16.94039 11 14 11.19 +43 32 27.2 21.9 C ED014493
K08G00D C2009 02 16.94265 11 14 10.79 +43 32 29.2 21.9 C ED014493
Observer details:
493 Calar Alto. Observers F. Hormuth, J. C. Datson. 1.23-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
090216 493 47.6- 38.2+ 090216 493 46.7- 37.0+ MPO139305 -0.0063 day
Orbital elements:
2008 GD Earth MOID = 0.1191 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 134.56338 (2000.0) P Q
n 0.75200301 Peri. 292.71552 +0.78225360 +0.59103437
a 1.1976309 Node 32.08492 -0.34179984 +0.67141110
e 0.7767817 Incl. 21.75449 -0.52081875 +0.44708558
P 1.31 H 19.7 G 0.15 U 5
Residuals in seconds of arc
080401 G96 0.2+ 0.0 080401 A24 0.2+ 0.1- 080408 H45 (2.5+ 0.1-)
080401 G96 0.2+ 0.2+ 080401 A24 0.0 0.0 080408 H45 (2.1+ 0.1-)
080401 G96 0.1+ 0.3+ 080402 H51 0.1+ 0.0 080408 H45 (2.4+ 0.4-)
080401 G96 0.5+ 0.4+ 080402 H51 0.0 0.3+ 080408 H45 (3.7+ 0.3-)
080401 854 0.1+ 0.1- 080402 H51 0.4- 0.4- 080408 H45 (2.4+ 0.9-)
080401 854 0.5+ 0.0 080402 H51 0.5- 0.2- 080416 H55 0.3+ 0.3+
080401 854 0.1- 0.1+ 080402 H51 0.3- 0.4- 080416 H55 0.1- 0.2-
080401 658 0.1- 0.1+ 080402 H51 0.5- 0.5- 080416 H55 0.0 0.0
080401 658 0.0 0.2+ 080402 H51 0.3- 0.7- 080416 G96 0.1+ 0.1+
080401 658 0.1+ 0.2+ 080402 H51 0.4- 0.2+ 080416 G96 0.1+ 0.3+
080401 673 0.3+ 0.0 080402 H51 0.0 0.0 080416 G96 0.1- 0.4+
080401 673 0.8+ 0.3+ 080402 H55 0.0 0.0 080416 G96 0.0 0.1+
080401 673 0.2- 0.1+ 080402 H55 0.0 0.0 080416 G96 0.3- 0.1-
080401 104 (1.8- 1.0+) 080402 H55 0.2- 0.2+ 080416 G96 0.1+ 0.2-
080401 104 0.7+ 0.1- 080403 H85 0.7- 0.2+ 080416 G96 0.4+ 0.1+
080401 104 0.5- 0.0 080403 H85 0.7- 0.7- 080416 G96 0.3+ 0.0
080401 118 0.7- 0.4- 080403 H85 (0.2- 1.9-) 080426 G96 0.3+ 0.2-
080401 118 0.7- 0.5- 080403 H55 0.5- 0.2+ 080426 G96 0.1- 0.1-
080401 118 0.4+ 0.4- 080403 H55 0.5- 0.3+ 080426 G96 0.1- 0.3-
080401 204 0.1- 0.4- 080403 H55 0.8- 0.4+ 080426 G96 0.1- 0.1-
080401 204 0.1+ 0.4+ 080406 673 0.5+ 0.6+ 090216 493 0.5- 0.2+
080401 J95 0.4+ 0.3- 080406 673 0.9- 0.4+ 090216 493 0.0 0.0
080401 J95 0.1+ 0.1- 080406 673 0.0 0.3+ 090216 493 0.1- 0.3+
080401 A24 0.3+ 0.3+ 080406 673 0.1+ 0.5+ 090216 493 0.4- 0.4+
080401 A24 0.1- 0.0 080406 H55 0.0 0.3+ 090216 493 0.6+ 0.3-
080401 A24 0.2+ 0.1- 080406 H55 0.2+ 0.0 090216 493 0.3+ 0.4-
080401 A24 0.3+ 0.1+ 080406 H55 0.1+ 0.2-
Ephemeris:
2008 GD a,e,i = 1.20, 0.78, 22 q = 0.2673
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 18 11 11.29 +43 48.2 1.232 2.118 144.9 15.5 22.6
2009 02 28 10 41.94 +45 39.7 1.232 2.106 142.4 16.7 22.7
2009 03 10 10 12.09 +46 14.9 1.261 2.088 135.3 19.5 22.8
2009 03 20 09 46.12 +45 38.7 1.315 2.065 126.2 22.9 23.0
Gareth V. Williams (C) Copyright 2009 MPC M.P.E.C. 2009-D14
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