MPEC 2011-B07 : COMET C/2011 A3 (GIBBS)
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M.P.E.C. 2011-B07 Issued 2011 Jan. 17, 21:26 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.org/iau/mpc.html ISSN 1523-6714
COMET C/2011 A3 (GIBBS)
Observations:
CK11A030 C2011 01 15.51340 13 27 52.66 +16 06 52.8 18.4 TrEB007703
CK11A030 C2011 01 15.52017 13 27 52.84 +16 06 54.2 18.1 TrEB007703
CK11A030 C2011 01 15.52704 13 27 53.17 +16 06 56.0 18.2 TrEB007703
CK11A030 C2011 01 15.53383 13 27 53.38 +16 06 57.6 18.1 TrEB007703
CK11A030 C2011 01 15.53980 13 27 53.62 +16 06 58.8 18.2 TrEB007703
CK11A030 C2011 01 15.54071 13 27 53.67 +16 06 59.8 18.0 TrEB007703
CK11A030 C2011 01 15.54163 13 27 53.65 +16 06 59.0 18.0 TrEB007703
CK11A030 C2011 01 15.55272 13 27 54.03 +16 07 03.0 18.0 TrEB007703
CK11A030 C2011 01 15.55400 13 27 54.08 +16 07 03.2 18.0 TrEB007703
CK11A030 C2011 01 15.55527 13 27 54.08 +16 07 03.5 17.9 TrEB007703
CK11A030 C2011 01 15.55654 13 27 54.12 +16 07 03.9 18.0 TrEB007703
CK11A030 C2011 01 15.83282 13 28 04.16 +16 08 13.7 18.0 ToEB007300
CK11A030 C2011 01 15.83444 13 28 04.16 +16 08 14.4 18.3 ToEB007300
CK11A030 C2011 01 15.83606 13 28 04.21 +16 08 14.4 18.4 ToEB007300
CK11A030 C2011 01 15.83768 13 28 04.26 +16 08 14.9 18.0 ToEB007300
CK11A030 KC2011 01 16.10989 13 28 13.90 +16 09 24.4 17.7 TwEB007B49
CK11A030 KC2011 01 16.11975 13 28 14.22 +16 09 27.2 18.2 TwEB007B49
CK11A030 KC2011 01 16.12944 13 28 14.48 +16 09 30.0 18.1 TwEB007B49
CK11A030 KC2011 01 16.14072 13 28 14.84 +16 09 32.9 18.2 TwEB007B49
CK11A030 KC2011 01 16.14899 13 28 15.24 +16 09 34.5 vEB007204
CK11A030 KC2011 01 16.22117 13 28 17.73 +16 09 53.1 vEB007204
CK11A030 KC2011 01 16.22663 13 28 17.95 +16 09 54.6 oEB007I89
CK11A030 KC2011 01 16.22717 13 28 17.95 +16 09 54.7 18.2 TvEB007204
CK11A030 KC2011 01 16.22911 13 28 18.03 +16 09 55.5 oEB007I89
CK11A030 KC2011 01 16.23158 13 28 18.12 +16 09 56.2 17.9 ToEB007I89
CK11A030 KC2011 01 16.36120 13 28 22.94 +16 10 31.9 18.1 TrEB007H10
CK11A030 KC2011 01 16.37064 13 28 23.28 +16 10 33.7 18.6 TrEB007H10
CK11A030 KC2011 01 16.38009 13 28 23.66 +16 10 35.5 18.4 TrEB007H10
CK11A030 *C2011 01 16.39373 13 28 23.91 +16 10 38.3 18.1 TrEB007H06
CK11A030 *C2011 01 16.40075 13 28 24.14 +16 10 38.4 17.6 TrEB007H06
CK11A030 *C2011 01 16.40107 13 28 24.10 +16 10 39.9 18.4 TrEB007H06
CK11A030 *C2011 01 16.40842 13 28 24.29 +16 10 42.0 18.2 TrEB007H06
CK11A030 *C2011 01 16.41317 13 28 24.56 +16 10 42.3 17.9 TrEB007H06
CK11A030 %C2011 01 16.46385 13 28 26.27 +16 10 55.5 18.3 ToEB007H06
CK11A030 %C2011 01 16.47092 13 28 26.46 +16 10 58.6 18.3 ToEB007H06
CK11A030 C2011 01 16.48172 13 28 26.90 +16 11 01.4 17.6 ToEB007H10
CK11A030 C2011 01 16.48589 13 28 27.01 +16 11 02.3 18.4 TrEB007G96
CK11A030 C2011 01 16.48824 13 28 27.11 +16 11 03.0 17.7 ToEB007H10
CK11A030 C2011 01 16.49355 13 28 27.22 +16 11 04.3 18.4 TrEB007G96
CK11A030 C2011 01 16.49368 13 28 27.28 +16 11 04.3 17.8 ToEB007H10
CK11A030 C2011 01 16.50127 13 28 27.58 +16 11 06.2 19.1 TrEB007G96
CK11A030 C2011 01 16.71984 13 28 35.27 +16 12 03.8 18.7 ToEB007300
CK11A030 C2011 01 16.75199 13 28 36.36 +16 12 11.8 18.7 ToEB007300
CK11A030 C2011 01 16.75446 13 28 36.42 +16 12 12.1 18.8 ToEB007300
CK11A030 C2011 01 16.75612 13 28 36.45 +16 12 12.4 18.8 ToEB007300
CK11A030 C2011 01 16.77922 13 28 37.29 +16 12 18.9 18.0 TmEB007349
CK11A030 C2011 01 16.78814 13 28 37.62 +16 12 21.0 mEB007349
CK11A030 %C2011 01 17.39752 13 28 58.67 +16 15 03.7 17.6 TrEB007H06
CK11A030 %C2011 01 17.40458 13 28 59.04 +16 15 06.9 17.5 TrEB007H06
CK11A030 C2011 01 17.43893 13 29 00.01 +16 15 15.0 18.3 TrEB007H10
CK11A030 C2011 01 17.45995 13 29 00.72 +16 15 20.3 18.2 TrEB007H10
CK11A030 C2011 01 17.47946 13 29 01.54 +16 15 25.8 18.2 TrEB007H10
CK11A030 KC2011 01 17.52741 13 29 02.95 +16 15 38.8 17.6 TrEB007H10
CK11A030 KC2011 01 17.53543 13 29 03.17 +16 15 40.6 17.8 TrEB007H10
CK11A030 C2011 01 17.70309 13 29 09.23 +16 16 26.0 17.9 TmEB007349
CK11A030 C2011 01 17.71486 13 29 09.61 +16 16 29.1 mEB007349
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector
+ CCD.
300 Bisei Spaceguard Center--BATTeRS. Observers K. Nishiyama, T. Sakamoto,
A. Asami. 1.0-m f/3.0 reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
703 Catalina Sky Survey. Observer A. R. Gibbs. Measurers J. D. Ahern,
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.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.25-m f/4 Newtonian
reflector + CCD.
G96 Mt. Lemmon Survey. Observer A. Boattini. Measurers J. D. Ahern,
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.
H06 RAS Observatory, Mayhill. Observers R. Ligustri, E. Guido, G. Sostero.
0.25-m f/3.3 reflector + CCD, 0.25-m f/3.4 reflector + CCD, 0.50-m f/6.8
reflector + CCD.
H10 Tzec Maun Observatory, Mayhill. Observers S. Baroni, L. Buzzi, P. Concari,
S. Foglia, G. Galli, M. Tombelli, P. Camilleri, G. Sostero, E. Guido.
0.18-m f/7.32 refractor + CCD, 0.35-m f/3.8 reflector + CCD.
I89 Nerpio. Observer H. Sato. 0.43-m f/6.8 reflector + CCD.
Orbital elements:
C/2011 A3 (Gibbs)
T 2011 Oct. 4.46882 TT MPC
q 1.0986721 (2000.0) P Q
Peri. 184.62316 +0.38842015 +0.84509950
Node 108.60487 -0.83253074 +0.49271412
e 1.0 Incl. 22.80477 -0.39499665 -0.20745993
From 53 observations 2011 Jan. 15-17.
Ephemeris:
C/2011 A3 (Gibbs)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2010 12 18 13 07 27.3 +15 03 47 4.1136 4.0126 77.2 13.8 19.1
...
2011 01 02 13 18 58.7 +15 23 26 3.7441 3.8564 89.1 14.8 18.7
...
2011 01 10 13 24 27.1 +15 45 59 3.5473 3.7723 95.6 15.0 18.5
...
2011 01 16 13 28 09.9 +16 08 57 3.4014 3.7088 100.5 15.1 18.4
2011 01 17 13 28 44.8 +16 13 18 3.3772 3.6982 101.3 15.1 18.3
2011 01 18 13 29 19.1 +16 17 48 3.3532 3.6876 102.1 15.1 18.3
...
2011 01 24 13 32 30.4 +16 48 05 3.2103 3.6238 107.1 15.0 18.1
...
2011 02 01 13 36 01.8 +17 37 25 3.0250 3.5381 113.7 14.8 17.9
...
2011 02 16 13 39 54.9 +19 37 37 2.6995 3.3760 126.0 13.7 17.4
Gareth V. Williams (C) Copyright 2011 MPC M.P.E.C. 2011-B07
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