MPEC 2010-A15 : 2007 FL1
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M.P.E.C. 2010-A15 Issued 2010 Jan. 5, 17:46 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
2007 FL1
Revision to MPEC 2007-F80
Additional Observations:
K07F01L 2C2008 11 20.42474303 41 10.997+06 54 34.95 23.7 R EA015568
K07F01L 2C2008 11 20.43216403 41 10.509+06 54 35.26 23.4 R EA015568
K07F01L 2C2008 11 20.43945303 41 10.005+06 54 35.64 23.4 R EA015568
K07F01L 2C2009 11 11.50896907 16 22.517+34 33 11.77 23.7 R EA015568
K07F01L 2C2009 12 09.44643306 58 18.329+39 02 25.79 23.9 R EA015568
K07F01L 2C2009 12 09.45061206 58 18.042+39 02 28.33 23.4 R EA015568
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
081120 568 5.9+ 5.6+ 091209 568 27.1+ 9.3+ MPO121878 -0.046 day
Orbital elements:
2007 FL1 Earth MOID = 0.1569 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 263.30657 (2000.0) P Q
n 0.27301665 Peri. 172.21268 -0.41379995 +0.78768397
a 2.3532964 Node 72.34676 -0.85893675 -0.17167735
e 0.5041341 Incl. 28.61882 -0.30165751 -0.59167631
P 3.61 H 18.5 G 0.15 U 0
Residuals in seconds of arc
070317 703 0.7+ 0.7- 070410 711 0.3+ 0.4+ 070519 H51 0.0 0.2-
070317 703 1.6- 0.9+ 070415 B23 1.1+ 0.2+ 070519 H51 0.9+ 0.3-
070317 703 0.7+ 1.1- 070415 B23 1.2+ 0.0 070519 H51 0.1- 0.1+
070317 703 0.1- 0.4- 070415 B23 1.2+ 0.2- 070519 H51 0.6+ 0.3-
070317 703 0.8- 0.2+ 070415 B23 0.6+ 0.6- 070519 H51 0.8- 0.7+
070317 703 0.8+ 0.0 070415 B23 1.1+ 0.3- 070519 H51 0.2+ 0.4-
070319 703 0.8- 0.5+ 070418 448 0.5+ 0.3+ 070519 H51 0.5+ 0.3+
070319 703 0.7- 0.7- 070418 448 0.5+ 0.0 070519 H51 0.1- 0.6-
070319 703 0.3+ 0.0 070418 448 0.2+ 0.4- 070521 703 0.5- 0.4-
070319 703 0.9+ 0.1- 070421 071 0.7+ 1.0- 070521 703 1.4- 0.4+
070319 673 0.1+ 0.2+ 070421 071 1.4- 0.6+ 070524 448 0.6+ 0.4+
070319 673 0.2+ 0.3+ 070421 071 (2.8+ 2.6-) 070524 448 0.5- 0.4+
070319 673 0.1+ 0.2+ 070428 J95 0.8- 0.1+ 070524 448 1.2+ 0.0
070319 673 0.2+ 0.2+ 070428 J95 0.1- 0.1+ 070610 E12 0.1+ 0.5+
070326 012 0.0 0.6- 070428 J95 0.2- 0.0 070610 E12 0.0 0.2+
070326 012 1.8+ 0.7+ 070429 A56 0.0 0.1+ 070610 E12 0.3- 0.4+
070326 012 0.8- 0.4- 070429 A56 0.3+ 0.2+ 070610 E12 0.2- 0.0
070326 012 0.8- 0.2+ 070429 A56 0.5+ 0.4+ 070611 E12 0.5- 0.8+
070327 703 1.0+ 0.5+ 070507 511 0.9- 1.1+ 070611 E12 0.1- 0.9-
070327 703 0.9- 0.4- 070507 511 0.8+ 0.7- 070611 E12 0.4+ 1.0+
070327 703 0.0 0.7+ 070507 511 0.5+ 0.3- 070611 E12 0.6+ 0.5+
070327 703 0.4- 0.5+ 070507 511 0.5- 0.4+ 070725 E12 0.1+ 0.1+
070401 448 0.4+ 0.1+ 070507 511 0.2- 0.5+ 070725 E12 0.3- 0.1+
070401 448 0.5- 0.3+ 070507 511 1.2+ 1.1- 081120 568 0.1- 0.0
070401 448 0.2+ 0.2- 070507 511 0.6+ 0.2- 081120 568 0.1+ 0.0
070406 A17 0.4- 0.5- 070507 511 0.0 0.3+ 081120 568 0.1- 0.0
070406 A17 0.9+ 0.2- 070507 511 0.5- 0.7+ 091111 568 0.0 0.1+
070406 A17 0.1+ 0.4- 070507 511 0.4- 0.8+ 091209 568 0.0 0.0
070406 A17 0.9- 0.4- 070514 H51 0.5+ 0.1+ 091209 568 0.0 0.1+
070410 711 0.5- 0.4- 070514 H51 0.8- 0.5-
070410 711 0.9- 0.3+ 070514 H51 0.1- 0.1-
Ephemeris:
2007 FL1 a,e,i = 2.35, 0.50, 29 q = 1.1669
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2010 01 04 06 21.75 +42 31.3 2.032 2.971 158.8 6.9 22.9
2010 01 06 06 18.54 +42 42.1 2.031 2.963 157.5 7.3 22.9
2010 01 08 06 15.35 +42 52.0 2.030 2.955 155.9 7.8 22.9
2010 01 10 06 12.18 +43 00.9 2.031 2.948 154.2 8.4 23.0
2010 01 12 06 09.06 +43 08.8 2.033 2.940 152.4 8.9 23.0
2010 01 14 06 05.99 +43 15.7 2.036 2.932 150.4 9.5 23.0
2010 01 16 06 02.99 +43 21.7 2.040 2.924 148.4 10.1 23.0
2010 01 18 06 00.07 +43 26.8 2.045 2.916 146.4 10.8 23.1
2010 01 20 05 57.24 +43 30.9 2.052 2.908 144.3 11.4 23.1
2010 01 22 05 54.52 +43 34.2 2.059 2.900 142.1 12.0 23.1
2010 01 24 05 51.92 +43 36.7 2.067 2.891 140.0 12.6 23.1
Timothy B. Spahr (C) Copyright 2010 MPC M.P.E.C. 2010-A15
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