MPEC 2007-M18 : 2004 MO7
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M.P.E.C. 2007-M18 Issued 2007 June 21, 15:47 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
2004 MO7
Revision to MPEC 2004-M68
Additional Observations:
K04M07O 2C2007 06 14.60786501 28 05.347-18 33 26.04 21.5 R EM018568
K04M07O 2C2007 06 14.60893301 28 05.541-18 33 25.03 21.4 R EM018568
K04M07O 2C2007 06 14.60999801 28 05.745-18 33 24.05 21.4 R EM018568
K04M07O 2C2007 06 15.60453601 31 14.306-18 17 06.69 21.3 R EM018568
K04M07O 2C2007 06 15.60551001 31 14.483-18 17 05.81 20.9 R EM018568
K04M07O 2C2007 06 15.60648001 31 14.664-18 17 04.86 21.2 R EM018568
K04M07O 2C2007 06 15.60742701 31 14.855-18 17 03.88 21.4 R EM018568
K04M07O 2C2007 06 15.60927301 31 15.198-18 17 02.08 21.6 R EM018568
K04M07O 2C2007 06 15.61024101 31 15.386-18 17 01.12 21.3 R EM018568
Observer details:
568 Mauna Kea. Observers D. J. Tholen, F. Bernardi. Measurer D. J. Tholen.
8.2-m reflector.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
070614 568 0.03- 0.03- 070615 568 0.03- 0.03- MPO 70367 +0.093 day
Orbital elements:
2004 MO7 Earth MOID = 0.0556 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 213.40798 (2000.0) P Q
n 0.84865575 Peri. 61.32806 -0.12503417 -0.95890340
a 1.1048797 Node 38.61719 +0.70651225 -0.26628473
e 0.4839824 Incl. 24.08517 +0.69656794 +0.09796277
P 1.16 H 18.8 G 0.15 U 3
Residuals in seconds of arc
040616 568 0.4+ 0.3- 040619 695 0.6+ 0.3- 070614 568 0.0 0.1+
040616 568 0.1- 0.2+ 040620 695 1.5+ 0.2+ 070614 568 0.1+ 0.0
040616 568 0.2- 0.6+ 040620 695 0.1- 0.2- 070615 568 0.0 0.0
040617 568 0.1+ 0.3- 040715 568 0.0 0.0 070615 568 0.1- 0.1-
040617 568 0.1- 0.0 040715 568 0.2+ 0.2- 070615 568 0.1- 0.1-
040617 568 0.4- 0.1+ 040721 568 0.1- 0.1+ 070615 568 0.0 0.0
040617 568 0.3+ 0.3- 040721 568 0.1- 0.1+ 070615 568 0.0 0.0
040619 695 0.7+ 0.3- 040721 413 0.0 0.9- 070615 568 0.0 0.0
040619 695 0.7- 0.4+ 070614 568 0.1+ 0.1+
Ephemeris:
2004 MO7 a,e,i = 1.10, 0.48, 24 q = 0.5701
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 06 19 01 42.09 -17 19.6 1.188 1.312 72.6 47.6 21.6
2007 06 29 02 15.52 -14 11.6 1.089 1.247 72.5 51.0 21.4
2007 07 09 02 51.70 -10 28.7 0.997 1.177 71.5 55.0 21.2
2007 07 19 03 31.60 -06 02.1 0.915 1.100 69.2 59.7 21.0
2007 07 29 04 16.41 -00 45.2 0.848 1.018 65.5 65.2 20.8
2007 08 08 05 07.55 +05 18.2 0.802 0.931 60.3 71.2 20.7
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-M18
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