MPEC 2009-E69 : Brian G. Marsden (C) Copyright 2009 MPC M.P.E.C. 2009-E69
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M.P.E.C. 2009-E69 Issued 2009 Mar. 15, 16:16 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/2009 E1 (ITAGAKI)
Observations:
CK09E010 C2009 03 14.41509 02 48 07.10 +08 23 31.0 12.8 T EE069D94
CK09E010 C2009 03 14.41522 02 48 06.88 +08 23 33.3 12.8 T EE069D94
CK09E010 C2009 03 14.42556 02 48 05.43 +08 24 19.4 EE069D94
CK09E010 C2009 03 14.42872 02 48 05.06 +08 24 34.2 EE069D94
CK09E010 C2009 03 14.43199 02 48 04.57 +08 24 47.3 EE069D94
CK09E010 C2009 03 14.44446 02 48 02.82 +08 25 45.6 EE069D94
CK09E010 C2009 03 15.40429 02 45 38.05 +09 38 59.5 13.3 T EE069D94
CK09E010 C2009 03 15.40792 02 45 37.58 +09 39 16.5 EE069D94
CK09E010 C2009 03 15.41272 02 45 36.80 +09 39 36.7 EE069D94
CK09E010 C2009 03 15.41578 02 45 36.29 +09 39 50.5 EE069D94
CK09E010 C2009 03 15.41639 02 45 36.29 +09 39 54.2 EE069900
CK09E010 C2009 03 15.41993 02 45 35.70 +09 40 09.5 EE069D94
CK09E010 C2009 03 15.42025 02 45 35.71 +09 40 11.2 EE069900
CK09E010 C2009 03 15.42291 02 45 35.30 +09 40 23.2 EE069D94
CK09E010 C2009 03 15.42443 02 45 35.09 +09 40 30.0 EE069900
CK09E010 C2009 03 15.42829 02 45 34.47 +09 40 47.3 14.6 T EE069900
CK09E010 C2009 03 15.50017 02 45 23.56 +09 46 06.9 12.4 T EE069367
CK09E010 C2009 03 15.50156 02 45 23.42 +09 46 12.7 12.6 T EE069367
CK09E010 C2009 03 15.50295 02 45 23.16 +09 46 18.6 12.6 T EE069367
CK09E010 C2009 03 15.56392 02 45 14.32 +09 50 49.5 12.7 N EE069C42
CK09E010 C2009 03 15.56828 02 45 13.75 +09 51 05.7 12.7 N EE069C42
CK09E010 C2009 03 15.57244 02 45 12.99 +09 51 25.0 12.9 N EE069C42
CK09E010 C2009 03 15.57659 02 45 12.16 +09 51 42.7 12.8 N EE069C42
Observer details:
367 Yatsuka. Observer H. Abe. 0.26-m f/6.0 reflector + CCD.
C42 Xingming Observatory, Mt. Nanshan. Observer X. Gao. Measurer T. Chen.
0.11-m F/2.8 camera lens + CCD.
900 Moriyama. Observer Y. Ikari. 0.25-m f/6.3 reflector + CCD.
D94 Takanezawa, Tochigi. Observer K. Itagaki. Measurer H. Kaneda.
0.21-m f3.0 reflector + CCD, 0.30-m f7.8 reflector + CCD. The Mar. 14
observations correct those on MPEC 2009-E68.
Orbital elements:
C/2009 E1 (Itagaki)
T 2009 Apr. 7.385 TT MPC
q 0.60809 (2000.0) P Q
Peri. 47.130 +0.253052 +0.605957
Node 105.780 +0.485776 -0.753736
e 1.0 Incl. 128.398 +0.836652 +0.254357
From 33 observations 2009 Mar. 14-15.
Ephemeris:
C/2009 E1 (Itagaki)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2009 03 10 02 59.87 +01 59.8 0.841 0.858 55.0 71.5 10.5 16.8
2009 03 15 02 46.65 +09 08.6 0.943 0.789 48.0 69.4 10.3 16.8
2009 03 20 02 34.48 +14 46.6 1.050 0.727 41.5 65.2 10.2 16.7
2009 03 25 02 22.57 +19 12.9 1.156 0.675 35.6 59.3 10.1 16.6
2009 03 30 02 10.45 +22 41.2 1.256 0.635 30.1 51.9 10.0 16.4
2009 04 04 01 57.95 +25 20.9 1.345 0.613 25.2 44.1 10.0 16.3
2009 04 09 01 45.21 +27 19.5 1.419 0.609 21.4 37.0 10.1 16.2
2009 04 14 01 32.57 +28 44.0 1.475 0.625 19.4 32.2 10.3 16.2
2009 04 19 01 20.36 +29 42.0 1.512 0.659 19.7 30.8 10.6 16.3
2009 04 24 01 08.78 +30 20.8 1.531 0.707 22.0 32.2 10.9 16.5
2009 04 29 00 57.78 +30 46.6 1.533 0.766 25.9 35.0 11.3 16.8
Brian G. Marsden (C) Copyright 2009 MPC M.P.E.C. 2009-E69
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