Read MPEC 2007-W44
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Read MPEC 2007-W44
Read MPEC 2007-W46
M.P.E.C. 2007-W45 Issued 2007 Nov. 21, 21:34 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 WU4
Observations:
K07W04U* C2007 11 19.35073 05 03 55.11 +19 56 46.0 19.9 V EW045691
K07W04U C2007 11 19.36839 05 03 52.75 +19 57 18.9 19.8 V EW045691
K07W04U C2007 11 19.38604 05 03 50.38 +19 57 52.2 19.7 V EW045691
K07W04U tC2007 11 19.41584 05 03 46.42 +19 58 47.9 EW045291
K07W04U tC2007 11 19.41986 05 03 45.86 +19 58 55.2 EW045291
K07W04U tC2007 11 19.42385 05 03 45.37 +19 59 02.4 EW045291
K07W04U C2007 11 19.48722 05 03 36.96 +20 00 59.6 20.1 V EW045291
K07W04U C2007 11 19.49187 05 03 36.35 +20 01 08.0 20.2 V EW045291
K07W04U C2007 11 19.49603 05 03 35.79 +20 01 15.8 20.2 V EW045291
K07W04U HC2007 11 20.20900 05 02 04.99 +20 23 18.8 EW045291
K07W04U C2007 11 20.21756 05 02 03.79 +20 23 34.0 EW045291
K07W04U C2007 11 20.34655 05 01 46.74 +20 27 33.7 19.0 R EW045682
K07W04U C2007 11 20.37931 05 01 42.09 +20 28 32.6 19.6 R EW045682
K07W04U C2007 11 21.25920 04 59 47.83 +20 55 27.6 19.7 V EW045G96
K07W04U C2007 11 21.26369 04 59 47.22 +20 55 35.8 19.6 V EW045G96
K07W04U C2007 11 21.26815 04 59 46.60 +20 55 44.0 19.5 V EW045G96
K07W04U C2007 11 21.27266 04 59 45.99 +20 55 52.4 19.7 V EW045G96
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + CCD.
682 Kanab. Observer E. Sheridan. 0.36-m f/5.5 Schmidt-Cassegrain + CCD.
691 Steward Observatory, Kitt Peak. Observer R. S. McMillan. 0.9-m f/3
reflector + CCD.
G96 Mt. Lemmon Survey. Observer A. Boattini. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
Orbital elements:
2007 WU4 Earth MOID = 0.4656 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 20.67856 (2000.0) P Q
n 0.25826395 Peri. 282.69803 +0.88513092 +0.20232356
a 2.4420817 Node 66.92485 +0.04999902 +0.85397171
e 0.4966336 Incl. 27.09714 -0.46264820 +0.47937199
P 3.82 H 18.9 G 0.15 U 8
Residuals in seconds of arc
071119 691 0.1+ 0.3- 071119 291 0.1+ 0.0 071120 682 0.3- 0.5-
071119 691 0.0 0.4- 071119 291 0.2+ 0.1- 071121 G96 0.1+ 0.0
071119 691 0.2- 0.1+ 071119 291 0.0 0.0 071121 G96 0.1+ 0.1-
071119 291 0.0 0.4+ 071120 291 0.5+ 0.5+ 071121 G96 0.2- 0.1-
071119 291 0.4- 0.2+ 071120 291 0.4- 0.3- 071121 G96 0.1- 0.1+
071119 291 0.2+ 0.0 071120 682 (3.1+ 1.0+)
Ephemeris:
2007 WU4 a,e,i = 2.44, 0.50, 27 q = 1.2293
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 11 16 05 10.92 +18 11.1 0.657 1.607 154.4 15.4 19.9
2007 11 26 04 49.28 +23 14.7 0.688 1.668 169.4 6.2 19.7
2007 12 06 04 27.43 +27 26.9 0.748 1.730 173.2 3.9 19.8
2007 12 16 04 08.86 +30 35.8 0.835 1.793 160.2 10.7 20.5
2007 12 26 03 55.82 +32 49.5 0.948 1.856 147.8 16.4 21.0
2008 01 05 03 48.80 +34 24.0 1.080 1.918 136.8 20.6 21.5
2008 01 15 03 47.36 +35 34.1 1.228 1.981 126.9 23.4 21.9
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-W45
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