MPEC 2010-J15 : 2008 JP
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M.P.E.C. 2010-J15 Issued 2010 May 4, 21:20 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.minorplanetcenter.org/iau/mpc.html ISSN 1523-6714
2008 JP
Revision to MPEC 2008-J21
Additional Observations:
K08J00P C2010 04 20.36521 16 03 15.95 -30 11 59.3 20.1 R EJ015926
K08J00P C2010 04 20.37001 16 03 16.01 -30 12 16.2 EJ015926
K08J00P KC2010 04 24.37911 16 03 07.41 -34 33 08.1 21.0 R EJ015926
K08J00P KC2010 04 24.39351 16 03 07.10 -34 34 12.8 20.6 R EJ015926
K08J00P KC2010 05 04.63683 15 52 50.86 -54 54 46.3 18.3 R EJ015D21
K08J00P KC2010 05 04.64792 15 52 48.83 -54 56 47.9 18.7 R EJ015D21
K08J00P KC2010 05 04.65897 15 52 46.87 -54 58 49.2 18.3 R EJ015D21
K08J00P KC2010 05 04.67041 15 52 44.58 -55 00 53.1 18.7 R EJ015D21
K08J00P KC2010 05 04.68154 15 52 42.47 -55 02 55.9 18.6 R EJ015D21
K08J00P KC2010 05 04.69256 15 52 40.32 -55 04 56.4 18.5 R EJ015D21
Observer details:
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
D21 Shenton Park. Observers P. Luckas, P. R. Holvorcem. Measurer
P. R. Holvorcem. 0.35-m f/8.6 Schmidt-Cassegrain + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
100420 926 1.48- 0.70+ 100504 D21 3.04- 1.79+ MPO140219 +0.61 day
Orbital elements:
2008 JP Earth MOID = 0.1385 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5 MPC
M 7.73453 (2000.0) P Q
n 0.51233006 Peri. 307.17027 +0.90870646 +0.38413590
a 1.5468071 Node 31.22660 -0.20604877 +0.75314221
e 0.6487397 Incl. 18.36941 -0.36303784 +0.53405658
P 1.92 H 20.8 G 0.15 U 3
Residuals in seconds of arc
080502 G96 0.1- 0.5- 080503 G96 0.3- 0.6- 080601 291 0.5- 0.2-
080502 G96 0.2+ 0.9- 080504 291 1.0+ 0.4- 080601 291 0.6- 0.3+
080502 G96 0.4- 1.2- 080504 291 0.7+ 0.5+ 080602 291 0.3- 0.2-
080502 G96 0.3- 0.7- 080504 291 1.5+ 0.3+ 080602 291 1.6+ 0.0
080502 G96 0.7- 0.3- 080505 H55 0.1- 0.5- 100420 926 0.1- 0.2+
080502 G96 0.6- 0.3- 080505 H55 0.3- 0.4- 100420 926 1.0+ 0.5-
080502 G96 0.2+ 1.4+ 080505 H55 0.3- 0.8- 100424 926 0.0 0.1+
080502 G96 0.6- 0.3- 080506 291 0.0 0.4- 100424 926 0.3+ 0.5+
080503 H55 0.6+ 0.8+ 080506 291 1.1- 0.4+ 100504 D21 1.3- 0.4-
080503 H55 0.3+ 0.6+ 080506 291 1.5- 0.6+ 100504 D21 0.6- 0.4-
080503 H55 0.3- 0.6+ 080510 H55 0.3- 0.2- 100504 D21 0.7+ 0.5-
080503 G96 0.4+ 0.4- 080510 H55 0.5- 0.0 100504 D21 0.0 0.9+
080503 G96 0.4+ 0.6- 080510 H55 0.3- 0.2+ 100504 D21 0.4+ 0.1+
080503 G96 0.1+ 0.3- 080510 H55 0.4- 0.2+ 100504 D21 0.4+ 0.3+
Ephemeris:
2008 JP a,e,i = 1.55, 0.65, 18 q = 0.5433
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2010 05 04 15 54.42 -53 02.4 0.195 1.165 140.2 33.6 19.0
2010 05 06 15 48.26 -59 16.4 0.177 1.143 135.9 37.9 18.9
2010 05 08 15 36.72 -66 38.6 0.162 1.120 129.9 43.7 18.8
2010 05 10 15 09.35 -75 05.9 0.151 1.098 122.4 50.9 18.8
2010 05 12 13 13.10 -83 39.3 0.143 1.075 113.5 59.5 18.9
2010 05 14 06 47.38 -82 15.3 0.140 1.052 103.6 69.0 19.1
2010 05 16 05 20.90 -72 34.7 0.141 1.029 93.4 78.7 19.4
2010 05 18 04 57.34 -62 47.8 0.147 1.006 83.7 87.9 19.7
2010 05 20 04 46.58 -53 54.5 0.157 0.983 74.9 96.2 20.2
2010 05 22 04 40.38 -46 10.2 0.171 0.959 67.3 103.3 20.7
2010 05 24 04 36.31 -39 34.2 0.186 0.936 60.8 109.2 21.1
Gareth V. Williams (C) Copyright 2010 MPC M.P.E.C. 2010-J15
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