MPEC 2007-W20 : 2005 GL
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M.P.E.C. 2007-W20 Issued 2007 Nov. 19, 12:03 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
2005 GL
Revision to MPEC 2005-G14
Additional Observations:
K05G00L C2007 11 18.11389 23 25 26.00 +35 56 53.3 17.4 V EW020703
K05G00L C2007 11 18.11890 23 25 28.30 +35 57 18.1 17.5 V EW020703
K05G00L C2007 11 18.12394 23 25 30.64 +35 57 43.1 17.4 V EW020703
K05G00L C2007 11 18.12909 23 25 32.91 +35 58 08.6 17.5 V EW020703
K05G00L C2007 11 18.16264 23 25 48.25 +36 00 52.3 17.4 V EW020703
K05G00L C2007 11 18.17486 23 25 53.79 +36 01 51.1 17.4 V EW020703
K05G00L C2007 11 18.18711 23 25 59.37 +36 02 49.5 17.5 V EW020703
K05G00L C2007 11 18.19931 23 26 04.95 +36 03 47.3 17.6 V EW020703
K05G00L 5C2007 11 18.20113423 26 06.731+36 03 54.94 16.8 R EW020673
K05G00L 5C2007 11 18.20797523 26 09.832+36 04 27.31 EW020673
K05G00L 5C2007 11 18.21201423 26 11.678+36 04 46.41 EW020673
K05G00L 5C2007 11 18.21907423 26 14.897+36 05 19.76 EW020673
K05G00L C2007 11 18.22956 23 26 18.75 +36 06 10.1 17.8 R EW020651
K05G00L C2007 11 18.23194 23 26 19.84 +36 06 20.9 17.8 R EW020651
K05G00L C2007 11 18.23280 23 26 20.21 +36 06 24.9 17.6 R EW020651
K05G00L C2007 11 18.53046 23 28 46.72 +36 29 41.1 18.5 R EW020300
K05G00L C2007 11 18.53125 23 28 47.02 +36 29 44.3 18.2 R EW020300
K05G00L C2007 11 18.53205 23 28 47.41 +36 29 48.3 18.2 R EW020300
K05G00L C2007 11 18.53284 23 28 47.72 +36 29 50.9 18.1 R EW020300
K05G00L C2007 11 18.53363 23 28 48.14 +36 29 54.9 18.2 R EW020300
K05G00L C2007 11 18.53444 23 28 48.45 +36 29 57.7 18.2 R EW020300
K05G00L C2007 11 18.69487 23 30 11.68 +36 41 29.6 18.3 V EW020198
K05G00L C2007 11 18.69549 23 30 11.96 +36 41 32.2 18.3 V EW020198
K05G00L C2007 11 18.69736 23 30 12.77 +36 41 40.6 17.9 V EW020198
K05G00L C2007 11 18.69885 23 30 13.40 +36 41 47.3 18.1 V EW020198
K05G00L C2007 11 18.69948 23 30 13.68 +36 41 50.2 17.8 V EW020198
K05G00L C2007 11 18.70518 23 30 16.12 +36 42 14.6 17.7 V EW020A17
K05G00L C2007 11 18.71175 23 30 18.98 +36 42 44.5 17.8 V EW020A17
K05G00L C2007 11 18.71805 23 30 21.72 +36 43 12.8 17.7 V EW020A17
K05G00L C2007 11 18.94557 23 32 03.66 +37 01 21.5 17.7 R EW020I77
K05G00L C2007 11 18.95075 23 32 05.74 +37 01 43.1 17.7 R EW020I77
K05G00L C2007 11 18.95855 23 32 08.90 +37 02 15.4 17.8 R EW020I77
K05G00L 5C2007 11 19.06794 23 33 02.26 +37 08 19.2 17.1 R EW020673
K05G00L C2007 11 19.07297 23 33 03.67 +37 08 47.0 17.6 V EW020G96
K05G00L C2007 11 19.07370 23 33 03.96 +37 08 49.9 17.6 V EW020G96
K05G00L C2007 11 19.07440 23 33 04.24 +37 08 53.0 17.5 V EW020G96
K05G00L C2007 11 19.07511 23 33 04.53 +37 08 56.0 17.5 V EW020G96
K05G00L C2007 11 19.07584 23 33 04.82 +37 08 58.9 17.6 V EW020G96
K05G00L C2007 11 19.07655 23 33 05.11 +37 09 02.1 17.4 V EW020G96
K05G00L C2007 11 19.07726 23 33 05.40 +37 09 05.0 17.6 V EW020G96
K05G00L C2007 11 19.07798 23 33 05.68 +37 09 07.8 17.6 V EW020G96
K05G00L C2007 11 19.07872 23 33 05.97 +37 09 11.1 17.5 V EW020G96
K05G00L C2007 11 19.07943 23 33 06.26 +37 09 14.0 17.6 V EW020G96
K05G00L C2007 11 19.08016 23 33 06.55 +37 09 16.9 17.4 V EW020G96
K05G00L C2007 11 19.08089 23 33 06.87 +37 09 20.3 17.5 V EW020G96
K05G00L 5C2007 11 19.08131 23 33 07.79 +37 09 16.5 EW020673
K05G00L 5C2007 11 19.08698 23 33 10.05 +37 09 40.2 EW020673
K05G00L 5C2007 11 19.09184 23 33 12.02 +37 10 00.4 EW020673
Observer details:
198 Wildberg. Observer R. Apitzsch. 0.35-m f/4.2 reflector + CCD.
300 Bisei Spaceguard Center--BATTeRS. Observers K. Nishiyama, S. Urakawa,
T. Urata. 1.0-m f/3.0 reflector + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
703 Catalina Sky Survey. Observer R. A. Kowalski. 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. 0.68-m Schmidt + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. 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.
I77 CEAMIG-REA Observatory, Belo Horizonte. Observers C. Jacques, E. Pimentel.
Measurer C. Jacques. 0.30-m f/3.0 Schmidt-Cassegrain + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
071118 703 4.62- 6.71- 071119 673 4.28- 6.09- MPO 77856 +0.67 day
Orbital elements:
2005 GL PHA, Earth MOID = 0.0059 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 48.66643 (2000.0) P Q
n 0.90929375 Peri. 265.09081 +0.60020039 +0.77709979
a 1.0551963 Node 43.70674 -0.58110280 +0.58637243
e 0.3061965 Incl. 15.90958 -0.54961716 +0.22865541
P 1.08 H 21.2 G 0.15 U 3
Residuals in seconds of arc
050401 704 0.1- 0.9+ 050404 A48 0.5+ 0.3+ 071118 198 0.2+ 0.2+
050401 704 0.7- 0.5- 050404 A48 0.6+ 0.6+ 071118 198 0.3+ 0.0
050401 704 0.1- 0.7- 050416 J95 0.4- 0.4+ 071118 198 0.2+ 0.1-
050401 J95 0.5- 0.2- 050416 J95 0.6- 0.8- 071118 198 0.1- 0.2-
050401 118 0.5- 0.1- 050416 J95 0.0 0.6+ 071118 198 0.0 0.2-
050401 118 0.4- 0.2+ 050421 J95 0.0 0.3- 071118 A17 0.1- 0.1-
050401 118 0.1+ 0.4- 050421 J95 0.1- 0.1+ 071118 A17 0.2- 0.0
050401 118 0.2- 0.3+ 050421 J95 0.6+ 0.2+ 071118 A17 0.2- 0.1-
050401 118 0.0 0.0 071118 703 0.4- 0.3+ 071118 I77 0.0 0.4-
050402 J95 0.4+ 0.2+ 071118 703 0.2- 0.2+ 071118 I77 0.0 0.4-
050402 H06 0.8+ 1.6- 071118 703 0.3+ 0.2+ 071118 I77 0.2+ 0.4-
050402 H06 0.3+ 0.3- 071118 703 0.7- 0.2+ 071119 673 0.8- 0.7-
050402 H06 0.0 0.8- 071118 703 0.1+ 0.1+ 071119 G96 0.3+ 0.0
050402 854 0.3- 1.4- 071118 703 0.1- 0.1+ 071119 G96 0.2+ 0.2-
050402 734 0.9- 0.3- 071118 703 0.1- 0.1+ 071119 G96 0.2+ 0.0
050402 854 0.3- 0.7+ 071118 703 0.0 0.1+ 071119 G96 0.2+ 0.0
050402 734 0.5- 0.1- 071118 673 0.4+ 0.2+ 071119 G96 0.2+ 0.2-
050402 734 0.4+ 0.0 071118 673 0.2+ 0.1+ 071119 G96 0.2+ 0.0
050402 673 0.6+ 0.5+ 071118 673 0.2+ 0.1+ 071119 G96 0.3+ 0.0
050402 673 0.3- 0.3+ 071118 673 0.2+ 0.2+ 071119 G96 0.1+ 0.2-
050402 673 0.0 0.7+ 071118 651 0.0 0.3+ 071119 G96 0.0 0.0
050403 J95 0.2- 0.1- 071118 651 0.0 0.1+ 071119 G96 0.1+ 0.1-
050403 J95 0.1- 0.0 071118 651 0.3- 0.1+ 071119 G96 0.0 0.2-
050403 J95 0.7+ 0.5+ 071118 300 0.0 0.4+ 071119 G96 0.4+ 0.1+
050403 734 0.8+ 0.6+ 071118 300 0.6- 0.1+ 071119 673 0.3+ 0.1+
050403 734 0.5+ 0.6- 071118 300 0.1- 0.6+ 071119 673 0.1- 0.0
050403 734 0.4- 1.2- 071118 300 0.6- 0.3- 071119 673 0.0 0.1-
050404 A48 0.2+ 0.5- 071118 300 0.3+ 0.3+
050404 A48 1.1+ 0.2+ 071118 300 0.2- 0.5-
Ephemeris:
2005 GL a,e,i = 1.06, 0.31, 16 q = 0.7321
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 11 16 23 04.64 +32 14.2 0.0636 1.023 120.9 56.0 17.3
2007 11 26 00 09.63 +41 42.6 0.137 1.075 126.7 47.4 18.8
2007 12 06 00 39.81 +43 47.4 0.215 1.124 125.2 45.8 19.9
2007 12 16 01 03.21 +44 26.5 0.296 1.169 122.1 45.5 20.6
2007 12 26 01 25.55 +44 40.1 0.379 1.210 118.3 45.7 21.3
2008 01 05 01 48.39 +44 44.3 0.465 1.247 114.1 46.0 21.8
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-W20
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