MPEC 2007-K50 : 2007 FD
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M.P.E.C. 2007-K50 Issued 2007 May 25, 20:09 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 FD
Revision to MPEC 2007-H13
Additional Observations:
K07F00D & 1982 08 13.44276 17 53 38.07 -09 25 08.2 EK050260
K07F00D & 1982 08 13.48096 17 53 35.25 -09 25 13.3 EK050260
K07F00D C2001 02 24.52828 12 42 18.69 -13 11 28.4 19.6 R EK050608
K07F00D C2001 02 24.53863 12 42 18.02 -13 11 23.9 19.6 R EK050608
K07F00D C2001 03 20.45677 12 11 22.35 -09 28 34.1 19.8 R EK050608
K07F00D C2001 03 20.46786 12 11 21.44 -09 28 26.0 19.5 R EK050608
K07F00D C2001 03 20.47869 12 11 20.49 -09 28 18.8 19.6 R EK050608
K07F00D C2001 03 29.35946 11 59 46.03 -07 47 52.4 19.4 R EK050608
K07F00D C2001 03 29.36981 11 59 45.24 -07 47 45.6 19.4 R EK050608
K07F00D C2001 03 29.38110 11 59 44.38 -07 47 37.8 19.6 R EK050608
K07F00D 7C2007 05 15.19872 12 02 10.25 -04 26 04.8 EK050696
K07F00D 7C2007 05 15.23090 12 02 09.79 -04 25 56.7 EK050696
Observer details:
260 Siding Spring-DSS. Measurer R. Matson. 1.2-m Schmidt.
608 Haleakala-NEAT/MSSS. Observers R. Bambery, E. Helin, S. Pravdo, M. Hicks,
K. Lawrence, P. Kervin. Measurer R. Matson. 1.2-m reflector + CCD.
696 Whipple Observatory, Mt. Hopkins. Observer P. Berlind. Measurer
T. B. Spahr. 1.2-m reflector + KeplerCam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
820813 260 2.50- 1.12- 070515 696 4.2+ 0.9- MPO119723 -0.029 day
Orbital elements:
2007 FD Earth MOID = 0.0989 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 88.42433 (2000.0) P Q
n 0.33372400 Peri. 183.44129 +0.69416087 -0.71513718
a 2.0584694 Node 222.62211 +0.66327858 +0.67971551
e 0.6024588 Incl. 6.95291 +0.27964659 +0.16298968
P 2.95 H 17.0 G 0.15 U 2
Residuals in seconds of arc
820813 260 0.5- 0.1- 070316 691 0.4- 0.2- 070414 G96 0.1- 0.7-
820813 260 0.5+ 0.4+ 070317 711 0.2+ 0.3+ 070415 291 0.1+ 0.3+
010224 608 0.2- 0.2- 070317 711 0.6+ 0.4+ 070415 291 0.3+ 0.1+
010224 608 0.2+ 0.2+ 070317 711 0.2+ 0.1- 070415 291 0.0 0.2+
010320 608 0.0 0.0 070317 711 0.3+ 0.2- 070416 G96 0.4- 0.1+
010320 608 0.3+ 0.7+ 070317 711 0.2- 0.2+ 070416 G96 0.1+ 0.1+
010320 608 0.4- 0.6+ 070317 291 0.1- 0.3+ 070416 G96 0.4+ 0.1-
010329 608 0.2+ 0.5+ 070317 291 0.4- 0.3+ 070416 G96 0.2- 0.3-
010329 608 0.2+ 0.4+ 070317 291 0.0 0.1+ 070422 G96 0.2- 0.2+
010329 608 0.3+ 0.5+ 070414 291 0.2+ 0.3+ 070422 G96 0.0 0.1-
070312 691 0.2- 0.1+ 070414 291 0.4- 0.5- 070422 G96 0.7+ 0.1+
070312 691 0.5+ 1.3- 070414 291 0.0 0.0 070424 696 1.2- 0.7-
070312 691 0.5+ 0.1+ 070414 G96 1.0- 0.3- 070424 696 0.1- 0.0
070316 691 0.0 0.0 070414 G96 0.1+ 0.0 070515 696 0.2+ 0.2-
070316 691 0.3- 0.2- 070414 G96 0.6+ 0.5+ 070515 696 0.4+ 0.4-
Ephemeris:
2007 FD a,e,i = 2.06, 0.60, 7 q = 0.8183
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 05 20 12 01.40 -04 07.5 2.149 2.834 123.4 17.3 21.8
2007 05 30 12 01.58 -03 42.2 2.313 2.874 113.7 18.8 22.1
2007 06 09 12 03.88 -03 33.3 2.486 2.912 104.6 19.7 22.3
Kyle E. Smalley (C) Copyright 2007 MPC M.P.E.C. 2007-K50
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