MPEC 2011-G64 : 2011 GC60
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M.P.E.C. 2011-G64 Issued 2011 Apr. 9, 21:16 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2011 GC60
Observations:
K11G60C* C2011 04 08.23113 11 43 36.20 +28 49 48.1 19.1 cEG064704
K11G60C C2011 04 08.24286 11 43 31.32 +28 49 01.9 19.4 cEG064704
K11G60C C2011 04 08.25458 11 43 26.41 +28 48 16.4 19.1 cEG064704
K11G60C C2011 04 08.26635 11 43 21.55 +28 47 29.9 19.6 cEG064704
K11G60C C2011 04 08.27809 11 43 16.66 +28 46 43.7 19.1 cEG064704
K11G60C C2011 04 09.20189 11 37 02.38 +27 44 48.7 18.0 RoEG064H01
K11G60C KC2011 04 09.20479 11 37 01.48 +27 44 34.1 18.2 RoEG064G56
K11G60C C2011 04 09.21192 11 36 58.23 +27 44 07.6 18.2 RoEG064H01
K11G60C KC2011 04 09.21397 11 36 57.71 +27 43 56.7 18.3 RoEG064G56
K11G60C KC2011 04 09.22014 11 36 55.18 +27 43 31.4 18.6 RoEG064G56
K11G60C C2011 04 09.22049 11 36 54.68 +27 43 32.3 18.1 RoEG064H01
K11G60C C2011 04 09.23055 11 36 50.53 +27 42 50.9 18.3 RoEG064H01
K11G60C C2011 04 09.60414 11 34 19.37 +27 16 56.2 18.7 RoEG064300
K11G60C C2011 04 09.60545 11 34 18.80 +27 16 51.7 18.9 RoEG064300
K11G60C C2011 04 09.60676 11 34 18.25 +27 16 46.3 18.6 RoEG064300
K11G60C C2011 04 09.60808 11 34 17.74 +27 16 41.4 18.9 RoEG064300
K11G60C C2011 04 09.60939 11 34 17.16 +27 16 35.7 18.7 RoEG064300
K11G60C C2011 04 09.61069 11 34 16.66 +27 16 29.9 18.8 RoEG064300
K11G60C KC2011 04 09.80138 11 33 01.09 +27 03 02.3 18.2 RuEG064A81
K11G60C KC2011 04 09.81287 11 32 56.36 +27 02 13.8 18.4 RuEG064A81
K11G60C KC2011 04 09.81627 11 32 54.93 +27 01 56.8 18.6 RrEG064A17
K11G60C KC2011 04 09.82272 11 32 52.30 +27 01 29.8 18.5 RrEG064A17
K11G60C KC2011 04 09.82825 11 32 50.07 +27 01 09.5 18.4 RuEG064A81
K11G60C KC2011 04 09.82955 11 32 49.53 +27 01 00.6 18.7 RrEG064A17
Observer details:
300 Bisei Spaceguard Center--BATTeRS. Observers T. Sakamoto, N. Hashimoto.
1.0-m f/3.0 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia. 1.0-m f/2.15
reflector + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
A81 Balzaretto Observatory, Rome. Observer L. Franco. 0.20-m f/5.3 reflector
+ CCD.
G56 Walnut Creek. Observer G. McKeegan. 0.28-m Schmidt-Cassegrain + CCD
+ f/6.2 focal reducer.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
Orbital elements:
2011 GC60 Earth MOID = 0.2247 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC
M 303.32685 (2000.0) P Q
n 0.41345387 Peri. 241.12670 -0.28838425 +0.93652634
a 1.7845060 Node 16.39070 -0.42434333 +0.06166094
e 0.4048073 Incl. 44.95578 -0.85835148 -0.34513234
P 2.38 H 19.0 G 0.15 U 9
Residuals in seconds of arc
110408 704 0.0 0.0 110409 G56 0.0 0.3- 110409 300 0.4- 0.6+
110408 704 0.0 0.2- 110409 G56 0.2+ 0.3- 110409 300 0.1+ 0.2+
110408 704 0.4- 0.3+ 110409 H01 0.0 0.0 110409 A81 0.4+ 0.1-
110408 704 0.1+ 0.0 110409 H01 0.1+ 0.1+ 110409 A81 0.0 0.3-
110408 704 0.1+ 0.1+ 110409 300 0.3+ 1.0- 110409 A17 0.3- 0.1+
110409 H01 0.2+ 0.0 110409 300 0.1- 0.0 110409 A17 0.3- 0.2+
110409 G56 0.1- 0.5- 110409 300 0.3- 0.1+ 110409 A81 0.0 0.2+
110409 H01 0.1+ 0.1+ 110409 300 0.2+ 0.7+ 110409 A17 0.0 0.2-
Ephemeris:
2011 GC60 a,e,i = 1.78, 0.40, 45 q = 1.0621
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 03 10 14 13 01.0 +39 39 19 0.6536 1.4832 127.3 32.2 20.3
...
2011 03 25 13 14 22.3 +38 20 27 0.4888 1.3981 137.8 28.6 19.4
...
2011 04 02 12 25 47.8 +34 25 57 0.4231 1.3536 140.7 27.9 19.0
...
2011 04 08 11 45 10.6 +29 04 53 0.3898 1.3208 139.2 29.7 18.8
2011 04 09 11 38 24.1 +27 58 41 0.3858 1.3154 138.5 30.3 18.8
2011 04 10 11 31 40.9 +26 49 09 0.3823 1.3100 137.7 31.0 18.8
...
2011 04 16 10 53 29.2 +18 54 54 0.3720 1.2784 131.0 36.3 18.9
...
2011 04 24 10 11 15.8 +07 18 09 0.3854 1.2379 118.8 45.4 19.1
...
2011 05 09 09 20 30.5 -11 09 19 0.4707 1.1694 97.7 58.8 19.8
Carl W. Hergenrother (C) Copyright 2011 MPC M.P.E.C. 2011-G64
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