MPEC 2007-F89 : COMET C/2007 F1 (LONEOS)
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M.P.E.C. 2007-F89 Issued 2007 Mar. 30, 16:55 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/2007 F1 (LONEOS)
Observations:
CK07F010 C2007 03 22.62001 11 18 00.25 +20 57 55.4 18.8 T EF089300
CK07F010 C2007 03 22.62344 11 17 59.94 +20 57 59.1 18.8 T EF089300
CK07F010 C2007 03 22.62687 11 17 59.71 +20 58 01.3 18.7 T EF089300
CK07F010 C2007 03 23.87396 11 16 08.05 +21 14 44.4 19.6 T EF089152
CK07F010 C2007 03 23.88382 11 16 07.24 +21 14 51.2 19.7 T EF089152
CK07F010 C2007 03 23.89291 11 16 06.45 +21 14 58.7 19.1 T EF089152
CK07F010 C2007 03 23.90106 11 16 05.82 +21 15 02.4 19.8 T EF089152
CK07F010 C2007 03 24.82505 11 14 42.94 +21 27 20.5 19.5 T EF089152
CK07F010 C2007 03 24.83411 11 14 42.13 +21 27 29.8 18.3 T EF089152
CK07F010 C2007 03 25.01944 11 14 25.05 +21 29 55.0 18.5 N EF089585
CK07F010 C2007 03 25.02428 11 14 24.76 +21 29 58.8 18.6 N EF089585
CK07F010 C2007 03 25.03259 11 14 23.81 +21 30 05.2 18.4 N EF089585
Observer details:
152 Moletai Astronomical Observatory. Observers K. Cernis, J. Zdanavicius.
Measurer K. Cernis. 0.35-m f/3.5 reflector + CCD.
300 Bisei Spaceguard Center--BATTeRS. Observers A. Asami, S. Urakawa.
1.0-m f/3.0 reflector + CCD.
585 Kiev comet station. Observers A. Baransky, S. Borysenko. 0.70-m f/4
reflector + CCD.
Orbital elements:
C/2007 F1 (LONEOS)
T 2007 Nov. 10.079 TT MPC
q 0.49933 (2000.0) P Q
Peri. 150.303 +0.890246 +0.447360
Node 174.237 -0.011844 -0.165177
e 1.0 Incl. 121.489 +0.455325 -0.878969
From 49 observations 2007 Mar. 19-25.
Ephemeris:
C/2007 F1 (LONEOS)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 03 21 11 20.41 +20 35.9 2.805 3.744 157.3 5.9 18.0
2007 03 31 11 05.45 +22 46.0 2.759 3.626 145.4 9.0 17.8
2007 04 10 10 50.75 +24 38.5 2.749 3.507 132.7 12.1 17.6
2007 04 20 10 37.22 +26 09.3 2.768 3.385 120.1 14.9 17.5
2007 04 30 10 25.59 +27 17.9 2.807 3.262 108.0 17.1 17.4
2007 05 10 10 16.28 +28 06.4 2.858 3.137 96.5 18.6 17.2
2007 05 20 10 09.47 +28 38.1 2.912 3.010 85.7 19.6 17.1
2007 05 30 10 05.16 +28 56.7 2.963 2.881 75.5 19.9 17.0
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-F89
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