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M.P.E.C. 2010-A21 Issued 2010 Jan. 6, 17:50 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 EB32
Revision to MPEC 2008-E89
Additional Observations:
K08E32B 2C2009 11 11.40102103 39 29.395+12 53 00.47 23.1 R EA021568
K08E32B 2C2009 11 11.40535103 39 29.084+12 52 59.02 23.8 R EA021568
K08E32B 2C2009 11 11.40973503 39 28.770+12 52 57.73 23.4 R EA021568
K08E32B 2C2009 11 11.42366803 39 27.753+12 52 53.24 23.9 R EA021568
K08E32B 2C2009 12 06.37903503 11 10.072+10 57 26.16 23.8 R EA021568
K08E32B 2C2009 12 09.38277403 08 20.255+10 47 40.66 24.0 R EA021568
K08E32B 2C2009 12 09.38774203 08 19.984+10 47 39.63 23.9 R EA021568
K08E32B 2C2009 12 09.39268403 08 19.704+10 47 38.81 24.1 R EA021568
Observer details:
568 Mauna Kea. Observers M. Micheli, G. T. Elliott, D. J. Tholen. Measurer
D. J. Tholen. 2.24-m University of Hawaii reflector.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
091111 568 7.3- 1.1- 091209 568 6.5- 0.9- MPO141915 +0.013 day
Orbital elements:
2008 EB32 Earth MOID = 0.1609 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 205.82477 (2000.0) P Q
n 0.35745891 Peri. 47.90967 -0.63818917 +0.76986922
a 1.9663099 Node 182.44377 -0.73113103 -0.60768674
e 0.4140374 Incl. 5.37853 -0.24116799 -0.19498259
P 2.76 H 19.6 G 0.15 U 2
Residuals in seconds of arc
080310 704 0.4- 1.2+ 080320 H55 0.9+ 2.4- 080421 H55 1.5+ 2.5+
080310 704 0.4+ 2.2+ 080323 448 0.3+ 1.3- 080422 H55 0.2- 0.1-
080310 704 0.3+ 0.4+ 080323 448 0.2- 0.8- 080422 H55 0.2- 0.2-
080310 G96 0.0 0.6- 080323 448 0.7+ 0.3+ 080422 H55 0.1- 0.3-
080310 704 0.5+ 1.2+ 080329 448 0.1+ 0.0 080430 H55 0.2+ 0.1-
080310 G96 0.2+ 0.3- 080329 448 0.1- 0.6- 080430 H55 0.2- 0.6+
080310 704 0.1+ 1.0+ 080329 448 0.4- 0.2- 080430 H55 0.2+ 0.2+
080310 G96 0.2- 0.6- 080330 560 0.3+ 0.6- 080510 H55 0.0 0.7+
080310 G96 0.2- 0.3- 080330 560 0.2+ 0.4- 080510 H55 0.1- 0.6+
080310 B03 0.5- 0.7- 080330 560 0.1+ 0.0 080510 H55 0.2- 0.4+
080310 B03 0.3- 0.3- 080403 703 0.4- 0.2- 080521 H55 0.8- 0.3+
080310 B03 0.1- 0.0 080403 703 1.8- 1.3- 080521 H55 0.3+ 0.2+
080311 701 0.9- 0.2- 080403 703 0.4- 0.0 080521 H55 0.7+ 0.2+
080311 701 0.5- 0.5+ 080403 703 0.7- 0.2+ 080716 H55 0.2- 0.4+
080311 701 0.3- 0.3+ 080405 711 1.4+ 0.0 080716 H55 1.4- 0.9+
080311 701 1.0- 0.7+ 080405 711 1.1+ 0.2+ 080802 H55 0.6+ 0.4+
080311 G96 0.3- 0.5- 080405 711 0.7+ 0.0 080802 H55 0.7+ 0.4-
080311 G96 0.1- 0.5- 080405 448 0.0 0.2- 080802 H55 0.7- 0.7-
080311 G96 0.3- 0.5- 080405 448 0.0 0.1- 091111 568 0.1- 0.0
080311 G96 0.3+ 0.4- 080405 448 0.6- 0.3+ 091111 568 0.0 0.1-
080311 854 0.1+ 0.5- 080413 673 0.5+ 0.1+ 091111 568 0.0 0.0
080315 H55 0.3- 0.1- 080413 673 0.1+ 0.4+ 091111 568 0.1- 0.0
080315 H55 0.3- 0.2- 080413 673 0.6+ 0.2+ 091206 568 0.2+ 0.0
080315 H55 0.0 0.4- 080413 673 0.1+ 0.2+ 091209 568 0.1- 0.1+
080320 H55 0.3- 0.3+ 080421 H55 1.4+ 0.5+ 091209 568 0.1+ 0.0
080320 H55 0.5- 0.2- 080421 H55 1.5+ 1.8+ 091209 568 0.0 0.1+
Ephemeris:
2008 EB32 a,e,i = 1.97, 0.41, 5 q = 1.1522
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2010 01 04 02 53.77 +10 16.9 2.105 2.739 120.5 18.0 24.3
2010 01 14 02 53.07 +10 29.8 2.225 2.727 110.3 19.8 24.5
2010 01 24 02 55.01 +10 54.4 2.351 2.713 100.8 20.9 24.7
2010 02 03 02 59.32 +11 28.4 2.480 2.697 91.8 21.4 24.8
Timothy B. Spahr (C) Copyright 2010 MPC M.P.E.C. 2010-A21
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