MPEC 2005-R54 : COMET P/2005 R2 (VAN NESS)
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M.P.E.C. 2005-R54 Issued 2005 Sept. 11, 17:17 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.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET P/2005 R2 (VAN NESS)
Observations:
PK05R020 C2005 08 16.38836 02 21 24.60 +25 53 26.3 19.1 N ER054704
PK05R020 C2005 08 16.40064 02 21 25.19 +25 53 30.5 19.2 N ER054704
PK05R020 C2005 08 16.41289 02 21 25.57 +25 53 37.3 19.4 N ER054704
PK05R020 C2005 08 16.43741 02 21 26.38 +25 53 51.3 18.6 N ER054704
PK05R020 C2005 08 31.33446 02 26 38.59 +27 40 38.0 18.5 N ER054704
PK05R020 C2005 08 31.34572 02 26 38.39 +27 40 44.8 19.7 N ER054704
PK05R020 C2005 08 31.35697 02 26 38.83 +27 40 48.4 19.5 N ER054704
PK05R020 C2005 08 31.36817 02 26 38.82 +27 40 54.5 20.1 N ER054704
PK05R020 C2005 08 31.37945 02 26 39.08 +27 41 00.6 18.5 N ER054704
PK05R020 C2005 09 10.40969 02 26 37.95 +28 36 18.9 17.0 T ER054699
PK05R020 C2005 09 10.42977 02 26 37.19 +28 36 22.3 ER054699
PK05R020 C2005 09 10.44987 02 26 36.79 +28 36 27.1 ER054699
PK05R020 C2005 09 10.79815 02 26 35.51 +28 38 13.4 16.3 T ER054A50
PK05R020 C2005 09 10.79954 02 26 35.49 +28 38 13.8 16.4 T ER054A50
PK05R020 C2005 09 10.80372 02 26 35.49 +28 38 14.8 16.3 T ER054A50
PK05R020 C2005 09 10.84528 02 26 35.06 +28 38 27.2 16.4 T ER054A50
PK05R020 C2005 09 10.84821 02 26 35.03 +28 38 28.1 16.5 T ER054A50
PK05R020 C2005 09 10.85112 02 26 35.00 +28 38 29.0 16.5 T ER054A50
PK05R020 C2005 09 10.99417 02 26 33.60 +28 39 09.8 16.4 T ER054232
PK05R020 C2005 09 10.99660 02 26 33.57 +28 39 10.3 16.2 T ER054232
PK05R020 C2005 09 10.99903 02 26 33.55 +28 39 10.9 16.5 T ER054232
PK05R020 C2005 09 11.00388 02 26 33.52 +28 39 12.3 16.3 T ER054232
PK05R020 C2005 09 11.00631 02 26 33.49 +28 39 12.9 16.6 T ER054232
PK05R020 C2005 09 11.00873 02 26 33.45 +28 39 13.8 16.6 T ER054232
PK05R020 C2005 09 11.01845 02 26 33.37 +28 39 16.3 15.8 T ER054232
PK05R020 C2005 09 11.02088 02 26 33.31 +28 39 17.4 15.8 T ER054232
PK05R020 C2005 09 11.02332 02 26 33.27 +28 39 18.0 15.9 T ER054232
PK05R020 C2005 09 11.02575 02 26 33.27 +28 39 18.6 15.8 T ER054232
PK05R020 C2005 09 11.02817 02 26 33.22 +28 39 19.3 15.8 T ER054232
PK05R020 C2005 09 11.03059 02 26 33.20 +28 39 20.3 15.8 T ER054232
PK05R020 C2005 09 11.24634 02 26 30.89 +28 40 24.7 15.8 T ER054I77
PK05R020 C2005 09 11.25429 02 26 30.80 +28 40 26.7 16.1 T ER054I77
PK05R020 C2005 09 11.26170 02 26 30.70 +28 40 28.9 16.1 T ER054I77
PK05R020 C2005 09 11.26753 02 26 30.88 +28 40 25.9 16.7 N ER054734
PK05R020 C2005 09 11.26900 02 26 30.91 +28 40 26.3 16.9 N ER054734
PK05R020 C2005 09 11.27496 02 26 30.83 +28 40 28.4 16.1 N ER054854
PK05R020 C2005 09 11.28071 02 26 30.76 +28 40 30.0 16.2 N ER054854
PK05R020 C2005 09 11.28646 02 26 30.70 +28 40 31.6 16.2 N ER054854
Observer details:
232 Masquefa Observatory. Observer E. Reina. 0.25-m f/3.3 Schmidt-Cassegrain
+ CCD.
699 Lowell Observatory-LONEOS. Observer M. E. Van Ness. 0.59-m LONEOS
Schmidt + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
734 Farpoint Observatory. Observer J. Burgardt. Measurer G. Hug. 0.7-m
reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.30-m f/10
Schmidt-Cassegrain + CCD.
A50 Andrushivka Astronomical Observatory. Observers D. Kyrylenko,
O. Gerashchenko, V. Lokot, Y. Ivashchenko. 0.6-m f/2.0 reflector + CCD.
I77 CEAMIG-REA Observatory, Belo Horizonte. Observers C. Jacques, E. Pimentel.
Measurer C. Jacques. 0.30-m f/3.0 Schmidt-Cassegrain + CCD.
Orbital elements:
P/2005 R2 (Van Ness)
T 2005 Feb. 11.022 TT MPC
q 2.12818 (2000.0) P Q
n 0.153512 Peri. 3.215 +0.719301 +0.682344
a 3.45442 Node 312.836 -0.641275 +0.579975
e 0.38393 Incl. 10.246 -0.267155 +0.445012
P 6.42
From 31 observations 2005 Aug. 16-Sept. 11.
Ephemeris:
P/2005 R2 (Van Ness)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2005 09 07 02 26.98 +28 19.3 1.918 2.573 119.9 19.8 16.0
2005 09 17 02 25.06 +29 04.1 1.855 2.609 129.3 17.4 16.0
2005 09 27 02 20.34 +29 30.5 1.806 2.646 139.0 14.4 16.0
2005 10 07 02 13.22 +29 35.7 1.777 2.683 149.0 11.1 16.0
2005 10 17 02 04.52 +29 18.6 1.770 2.720 158.1 7.9 16.1
2005 10 27 01 55.31 +28 41.1 1.789 2.758 163.9 5.8 16.2
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-R54
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