MPEC 2009-O53 : COMET C/2009 O2 (CATALINA)
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M.P.E.C. 2009-O53 Issued 2009 July 30, 16:56 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
COMET C/2009 O2 (CATALINA)
Observations:
CK09O020 C2009 07 27.29859 20 44 36.52 -11 30 35.0 19.5 N EO053703
CK09O020 C2009 07 27.30694 20 44 35.66 -11 30 36.1 19.7 N EO053703
CK09O020 C2009 07 27.31542 20 44 34.76 -11 30 34.3 19.4 N EO053703
CK09O020 C2009 07 27.42393 20 44 23.67 -11 30 29.5 18.8 N EO053703
CK09O020 C2009 07 28.23059 20 43 02.43 -11 29 39.5 EO053291
CK09O020 C2009 07 28.23882 20 43 01.54 -11 29 38.9 20.9 N EO053291
CK09O020 C2009 07 28.28775 20 42 56.62 -11 29 37.4 18.6 N EO053703
CK09O020 C2009 07 28.29255 20 42 55.98 -11 29 36.0 19.1 N EO053703
CK09O020 C2009 07 28.29730 20 42 55.62 -11 29 36.0 19.4 N EO053703
CK09O020 C2009 07 28.29870 20 42 55.40 -11 29 35.7 19.2 N EO053H36
CK09O020 C2009 07 28.30210 20 42 55.11 -11 29 35.5 19.0 N EO053703
CK09O020 C2009 07 28.30264 20 42 55.02 -11 29 35.5 19.5 N EO053H36
CK09O020 C2009 07 28.30816 20 42 54.46 -11 29 35.5 19.5 N EO053H36
CK09O020 C2009 07 28.31673 20 42 53.58 -11 29 34.3 19.4 N EO053H01
CK09O020 C2009 07 28.32650 20 42 52.57 -11 29 33.6 19.5 N EO053H01
CK09O020 C2009 07 28.33518 20 42 51.69 -11 29 33.0 19.7 N EO053H01
CK09O020 C2009 07 28.34115 20 42 51.08 -11 29 32.6 19.4 N EO053H01
CK09O020 C2009 07 28.91628 20 41 52.68 -11 28 59.5 19.0 N EO053A17
CK09O020 C2009 07 28.92817 20 41 51.42 -11 28 57.4 19.0 N EO053A17
CK09O020 C2009 07 28.93212 20 41 51.03 -11 28 57.6 19.4 N EO053198
CK09O020 C2009 07 28.93495 20 41 50.72 -11 28 57.5 19.7 N EO053198
CK09O020 C2009 07 28.93778 20 41 50.40 -11 28 57.5 19.7 N EO053198
CK09O020 C2009 07 28.93991 20 41 50.18 -11 28 57.1 19.8 N EO053198
CK09O020 C2009 07 28.94043 20 41 50.12 -11 28 56.4 19.4 N EO053A17
CK09O020 C2009 07 28.96414 20 41 47.73 -11 28 56.2 19.7 N EO053204
CK09O020 C2009 07 29.22998 20 41 20.40 -11 28 39.1 EO053703
CK09O020 C2009 07 29.23546 20 41 20.00 -11 28 39.6 EO053703
CK09O020 C2009 07 29.24088 20 41 19.39 -11 28 41.0 EO053703
CK09O020 C2009 07 29.24627 20 41 18.96 -11 28 37.0 19.1 N EO053703
CK09O020 C2009 07 29.25332 20 41 18.15 -11 28 36.4 19.7 N EO053673
CK09O020 C2009 07 29.26350 20 41 17.11 -11 28 36.1 EO053673
CK09O020 C2009 07 29.28028 20 41 15.40 -11 28 35.5 EO053673
CK09O020 C2009 07 29.28453 20 41 14.94 -11 28 35.3 EO053673
CK09O020 C2009 07 29.28469 20 41 14.89 -11 28 35.6 19.3 N EO053703
CK09O020 C2009 07 29.28834 20 41 14.53 -11 28 36.8 19.4 N EO053703
CK09O020 C2009 07 29.29188 20 41 14.06 -11 28 35.1 19.6 N EO053703
CK09O020 C2009 07 29.29554 20 41 13.77 -11 28 35.7 19.6 N EO053703
CK09O020 C2009 07 29.90934 20 40 10.74 -11 27 57.3 19.5 N EO053160
CK09O020 C2009 07 29.91713 20 40 09.90 -11 27 56.8 18.9 N EO053160
CK09O020 C2009 07 29.92352 20 40 09.17 -11 27 56.6 19.1 N EO053160
CK09O020 C2009 07 29.93030 20 40 08.59 -11 27 56.5 20.1 N EO053198
CK09O020 C2009 07 29.93218 20 40 08.33 -11 27 57.4 19.8 N EO053160
CK09O020 C2009 07 29.93903 20 40 07.65 -11 27 55.6 18.9 N EO053595
CK09O020 C2009 07 29.93955 20 40 07.67 -11 27 57.5 19.7 N EO053160
CK09O020 C2009 07 29.95110 20 40 06.46 -11 27 55.6 EO053J95
CK09O020 C2009 07 29.95686 20 40 05.84 -11 27 54.7 EO053J95
CK09O020 C2009 07 29.95979 20 40 05.53 -11 27 54.5 19.0 N EO053595
CK09O020 C2009 07 29.96104 20 40 05.40 -11 27 54.7 19.8 N EO053B28
CK09O020 C2009 07 29.96263 20 40 05.23 -11 27 55.1 19.6 N EO053J95
CK09O020 C2009 07 29.96931 20 40 04.49 -11 27 54.6 19.0 N EO053B28
CK09O020 C2009 07 29.96965 20 40 04.42 -11 27 53.8 20.0 N EO053198
CK09O020 C2009 07 29.97419 20 40 03.98 -11 27 53.4 19.3 N EO053595
CK09O020 C2009 07 29.97510 20 40 03.88 -11 27 54.3 19.1 N EO053204
CK09O020 C2009 07 29.98122 20 40 03.21 -11 27 53.6 19.7 N EO053198
CK09O020 C2009 07 29.98506 20 40 02.81 -11 27 53.2 19.6 N EO053B28
CK09O020 C2009 07 30.15176 20 39 45.74 -11 27 42.5 19.6 N EO053H55
CK09O020 C2009 07 30.15485 20 39 45.42 -11 27 42.1 19.5 N EO053H55
CK09O020 C2009 07 30.15871 20 39 45.01 -11 27 41.6 19.7 N EO053H55
CK09O020 C2009 07 30.22159 20 39 38.51 -11 27 38.3 19.9 T EO053291
CK09O020 C2009 07 30.23371 20 39 37.24 -11 27 37.3 19.9 T EO053291
CK09O020 C2009 07 30.23753 20 39 36.84 -11 27 37.1 19.9 T EO053291
CK09O020 C2009 07 30.24349 20 39 36.22 -11 27 36.9 19.8 T EO053291
CK09O020 C2009 07 30.24728 20 39 35.84 -11 27 36.5 19.8 T EO053291
CK09O020 C2009 07 30.27646 20 39 32.97 -11 27 34.6 EO053703
CK09O020 C2009 07 30.28556 20 39 31.79 -11 27 35.0 19.4 N EO053703
CK09O020 C2009 07 30.32637 20 39 27.64 -11 27 31.9 19.9 N EO053854
CK09O020 C2009 07 30.33404 20 39 26.73 -11 27 30.0 19.9 N EO053854
CK09O020 C2009 07 30.34557 20 39 25.54 -11 27 30.5 19.3 T EO053H01
CK09O020 C2009 07 30.35014 20 39 25.06 -11 27 30.4 19.3 T EO053H01
CK09O020 C2009 07 30.35663 20 39 24.34 -11 27 29.7 19.6 N EO053H10
CK09O020 C2009 07 30.35703 20 39 24.34 -11 27 30.0 19.2 T EO053H01
CK09O020 C2009 07 30.36373 20 39 23.73 -11 27 29.8 19.4 N EO053H10
CK09O020 C2009 07 30.36981 20 39 23.00 -11 27 29.2 19.3 T EO053H01
CK09O020 C2009 07 30.37084 20 39 22.96 -11 27 29.8 19.5 N EO053H10
Observer details:
160 Castelmartini. Observers P. Camilleri, E. Guido, E. Prosperi, G. Sostero.
Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
198 Wildberg. Observer R. Apitzsch. 0.35-m f/4.2 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
595 Farra d'Isonzo. Observers A. Boattini, L. Bittesini, F. Fabris,
E. Pettarin, F. Piani. Measurers F. Fabris, E. Pettarin. 0.40-m f/4.5
reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer D. Mayes. 0.6-m f/16
Cassegrain + CCD.
703 Catalina Sky Survey. Observers A. R. Gibbs, R. E. Hill. Measurers
E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson. 0.68-m Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
B28 Mandi Observatory, Pagnacco. Observer P. Corelli. 0.45-m f/4.5 reflector
+ CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H10 Tzec Maun Observatory, Mayhill. Observer L. Elenin. 0.36-m f/3.8
Maksutov-Newtonian + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer H. Devore. 0.61-m f/4.5 astrograph + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
C/2009 O2 (Catalina)
T 2010 Mar. 24.656 TT MPC
q 0.70282 (2000.0) P Q
Peri. 133.010 -0.615935 -0.309319
Node 310.266 +0.065330 +0.896470
e 1.0 Incl. 108.284 +0.785083 -0.317275
From 71 observations 2009 July 27-30.
Ephemeris:
C/2009 O2 (Catalina)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2009 07 28 20 43.43 -11 29.9 2.663 3.671 171.7 2.3 18.8
2009 08 07 20 25.85 -11 19.5 2.556 3.556 168.6 3.2 18.5
2009 08 17 20 07.54 -11 07.8 2.490 3.440 155.9 6.9 18.3
2009 08 27 19 49.63 -10 53.8 2.464 3.322 142.4 10.7 18.2
2009 09 06 19 33.24 -10 37.2 2.470 3.203 129.1 14.1 18.0
2009 09 16 19 19.17 -10 18.0 2.503 3.082 116.2 17.0 17.9
2009 09 26 19 07.91 -09 56.4 2.554 2.959 103.9 19.2 17.7
Brian G. Marsden (C) Copyright 2009 MPC M.P.E.C. 2009-O53
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