MPEC 2007-X02 : 2007 WE55
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M.P.E.C. 2007-X02 Issued 2007 Dec. 1, 00:44 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 WE55
Observations:
K07W55E* C2007 11 29.26984 04 53 36.65 +69 29 11.5 19.9 EX002704
K07W55E C2007 11 29.28226 04 53 36.49 +69 29 52.3 19.3 EX002704
K07W55E C2007 11 29.29489 04 53 36.62 +69 30 32.9 19.8 EX002704
K07W55E C2007 11 29.30742 04 53 36.55 +69 31 13.4 19.7 EX002704
K07W55E C2007 11 30.84374 04 54 31.93 +70 56 03.6 18.6 R EX002130
K07W55E C2007 11 30.85002 04 54 31.98 +70 56 24.8 18.1 R EX002130
K07W55E C2007 11 30.85605 04 54 32.04 +70 56 46.5 18.4 R EX002130
Observer details:
130 Lumezzane. Observers M. Casali, W. Marinello, M. Micheli, G. Pizzetti,
A. Soffiantini. Measurer W. Marinello. 0.40-m f/4.5 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
Orbital elements:
2007 WE55 Earth MOID = 0.0905 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 321.06537 (2000.0) P Q
n 0.39906037 Peri. 202.66716 -0.85327538 -0.49837876
a 1.8271617 Node 306.53429 +0.50291422 -0.70873101
e 0.5468885 Incl. 11.00810 +0.13783472 -0.49931850
P 2.47 H 19.9 G 0.15 U 9
Residuals in seconds of arc
071129 704 0.3+ 0.1- 071129 704 0.0 0.1- 071130 130 0.2- 0.1-
071129 704 0.5- 0.3+ 071130 130 0.2+ 0.5+
071129 704 0.2+ 0.1- 071130 130 0.0 0.5-
Ephemeris:
2007 WE55 a,e,i = 1.83, 0.55, 11 q = 0.8279
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 11 26 04 51.95 +66 43.5 0.290 1.205 133.5 36.5 19.1
2007 12 01 04 54.56 +71 04.8 0.250 1.164 130.4 40.2 18.8
2007 12 06 04 58.79 +76 25.6 0.212 1.123 126.0 45.2 18.5
2007 12 11 05 13.79 +83 17.5 0.177 1.083 119.6 52.2 18.2
2007 12 16 15 29.70 +87 06.8 0.146 1.045 110.8 61.7 18.0
2007 12 21 16 28.57 +73 48.0 0.120 1.008 98.2 75.0 17.9
2007 12 26 16 35.12 +54 43.4 0.102 0.973 81.1 93.0 18.2
2007 12 31 16 38.09 +31 12.8 0.0987 0.940 61.5 113.2 19.1
2008 01 05 16 40.84 +09 18.0 0.111 0.911 46.8 128.1 20.5
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-X02
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