MPEC 2007-U20 : 2007 UR
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M.P.E.C. 2007-U20 Issued 2007 Oct. 18, 09:53 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 UR
Observations:
K07U00R* C2007 10 16.28397 00 34 53.18 -00 34 44.0 21.7 V EU020G96
K07U00R C2007 10 16.29336 00 34 53.90 -00 34 28.0 21.5 V EU020G96
K07U00R C2007 10 16.30288 00 34 54.58 -00 34 11.1 21.4 V EU020G96
K07U00R C2007 10 16.31230 00 34 55.23 -00 33 55.1 21.5 V EU020G96
K07U00R C2007 10 16.35043 00 34 58.09 -00 32 48.1 20.9 V EU020G96
K07U00R C2007 10 16.36061 00 34 58.85 -00 32 30.1 21.4 V EU020G96
K07U00R C2007 10 16.37089 00 34 59.62 -00 32 12.3 20.3 V EU020G96
K07U00R C2007 10 16.38119 00 35 00.39 -00 31 54.8 EU020G96
K07U00R C2007 10 18.14095 00 37 55.43 +00 22 13.5 EU020291
K07U00R C2007 10 18.14499 00 37 55.79 +00 22 22.0 EU020291
K07U00R C2007 10 18.14912 00 37 56.18 +00 22 30.3 EU020291
K07U00R HC2007 10 18.15957 00 37 57.11 +00 22 51.0 EU020291
K07U00R HC2007 10 18.17255 00 37 58.26 +00 23 16.3 EU020291
K07U00R HC2007 10 18.17626 00 37 58.59 +00 23 23.1 EU020291
K07U00R C2007 10 18.22664 00 38 02.79 +00 25 00.3 21.3 V EU020G96
K07U00R C2007 10 18.23098 00 38 03.15 +00 25 09.3 20.8 V EU020G96
K07U00R C2007 10 18.23532 00 38 03.55 +00 25 16.8 21.1 V EU020G96
K07U00R C2007 10 18.23966 00 38 03.91 +00 25 25.4 21.6 V EU020G96
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observers R. A. Kowalski, R. E. Hill. 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 UR Earth MOID = 0.1011 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 355.62703 (2000.0) P Q
n 0.21147997 Peri. 22.87061 +0.59582649 -0.80260032
a 2.7901222 Node 30.58028 +0.72784691 +0.52453873
e 0.6099860 Incl. 3.23365 +0.33945496 +0.28406312
P 4.66 H 24.1 G 0.15 U 8
Residuals in seconds of arc
071016 G96 0.1- 0.2+ 071016 G96 0.1- 0.1+ 071018 291 0.4+ 0.6+
071016 G96 0.5+ 0.1- 071016 G96 0.5- 0.5- 071018 291 0.5+ 0.2+
071016 G96 0.3+ 0.2+ 071018 291 0.4- 0.8- 071018 G96 0.3- 0.5-
071016 G96 0.3- 0.3- 071018 291 0.4- 0.1- 071018 G96 0.4- 0.0
071016 G96 0.2+ 0.1+ 071018 291 0.0 0.2+ 071018 G96 0.1+ 1.0-
071016 G96 0.1+ 0.3+ 071018 291 0.1+ 0.5+ 071018 G96 0.0 0.8-
Ephemeris:
2007 UR a,e,i = 2.79, 0.61, 3 q = 1.0882
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 10 17 00 36.00 -00 13.0 0.165 1.157 164.6 13.2 21.3
2007 10 27 00 58.49 +06 31.6 0.131 1.120 162.9 15.1 20.8
2007 11 06 01 39.53 +17 07.6 0.109 1.097 164.8 13.7 20.3
2007 11 16 02 45.75 +29 45.9 0.102 1.088 166.0 12.7 20.1
2007 11 26 04 08.02 +38 41.6 0.113 1.095 162.1 16.1 20.4
2007 12 06 05 17.79 +41 32.1 0.138 1.116 159.9 17.7 21.0
2007 12 16 06 01.87 +40 56.9 0.175 1.151 161.2 16.0 21.5
2007 12 26 06 26.76 +39 11.8 0.221 1.197 164.0 13.1 22.0
Sonia Keys (C) Copyright 2007 MPC M.P.E.C. 2007-U20
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