MPEC 2005-T25 : COMET P/2005 R2 (VAN NESS)
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M.P.E.C. 2005-T25 Issued 2005 Oct. 4, 16:12 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 09 23.87948 02 22 05.50 +29 24 22.2 ET025048
PK05R020 C2005 09 23.88022 02 22 05.49 +29 24 22.6 ET025048
PK05R020 C2005 09 23.88172 02 22 05.45 +29 24 22.2 ET025048
PK05R020 C2005 09 23.88248 02 22 05.42 +29 24 22.7 ET025048
PK05R020 C2005 09 23.88323 02 22 05.38 +29 24 22.7 ET025048
PK05R020 2005 09 26.55868 02 20 35.75 +29 29 43.4 15.1 T ET025372
PK05R020 2005 09 26.56667 02 20 35.48 +29 29 43.9 14.9 T ET025372
PK05R020 C2005 09 27.86446 02 19 48.19 +29 31 46.2 15.0 N ET025213
PK05R020 C2005 09 27.86745 02 19 48.10 +29 31 46.3 15.1 N ET025213
PK05R020 C2005 09 27.87044 02 19 47.97 +29 31 46.7 15.0 N ET025213
PK05R020 C2005 09 27.99750 02 19 42.92 +29 31 58.8 15.5 N ET025J68
PK05R020 C2005 09 28.00266 02 19 42.84 +29 31 57.5 15.9 N ET025J68
PK05R020 C2005 09 28.03515 02 19 41.62 +29 32 01.1 15.2 N ET025J68
PK05R020 C2005 09 28.06394 02 19 40.48 +29 32 03.5 15.8 N ET025J68
PK05R020 C2005 09 28.06515 02 19 40.42 +29 32 03.9 15.8 N ET025J68
PK05R020 C2005 09 28.43495 02 19 26.31 +29 32 35.1 16.5 T ET025673
PK05R020 C2005 09 28.44132 02 19 26.05 +29 32 35.5 ET025673
PK05R020 C2005 09 28.44572 02 19 25.88 +29 32 35.8 ET025673
PK05R020 C2005 09 28.45081 02 19 25.67 +29 32 36.2 ET025673
PK05R020 C2005 09 29.34198 02 18 51.01 +29 33 38.0 13.5 T ET025703
PK05R020 C2005 09 29.35015 02 18 50.54 +29 33 37.7 13.5 T ET025703
PK05R020 C2005 09 29.35833 02 18 50.11 +29 33 38.0 13.4 T ET025703
PK05R020 C2005 09 29.36650 02 18 49.68 +29 33 37.6 13.4 T ET025703
PK05R020 C2005 09 29.53626 02 18 43.69 +29 33 52.3 14.8 N ET025379
PK05R020 C2005 09 29.53826 02 18 43.60 +29 33 52.3 14.8 N ET025379
PK05R020 C2005 09 29.54025 02 18 43.55 +29 33 52.3 14.8 N ET025379
PK05R020 C2005 09 29.54425 02 18 43.39 +29 33 52.6 14.7 N ET025379
PK05R020 C2005 09 29.54625 02 18 43.30 +29 33 52.7 14.8 N ET025379
PK05R020 C2005 09 29.54824 02 18 43.18 +29 33 53.0 14.9 N ET025379
PK05R020 C2005 09 30.37397 02 18 09.57 +29 34 41.4 15.2 N ET025H45
PK05R020 C2005 09 30.37870 02 18 09.36 +29 34 41.8 15.3 N ET025H45
PK05R020 C2005 09 30.38071 02 18 09.28 +29 34 41.9 15.2 N ET025H45
PK05R020 C2005 09 30.38396 02 18 09.14 +29 34 42.0 14.4 T ET025H45
PK05R020 C2005 09 30.70509 02 17 55.99 +29 34 58.5 ET025349
PK05R020 C2005 09 30.70748 02 17 55.89 +29 34 58.6 ET025349
PK05R020 C2005 09 30.70985 02 17 55.78 +29 34 58.8 13.4 T ET025349
PK05R020 C2005 09 30.82315 02 17 51.41 +29 35 02.1 15.4 N ET025108
PK05R020 C2005 09 30.82847 02 17 51.19 +29 35 01.6 15.2 N ET025108
PK05R020 C2005 09 30.83137 02 17 51.06 +29 35 01.6 15.0 N ET025108
PK05R020 C2005 09 30.84086 02 17 50.69 +29 35 01.5 15.0 N ET025108
PK05R020 C2005 09 30.99699 02 17 44.05 +29 35 11.4 14.4 N ET025232
PK05R020 C2005 09 30.99940 02 17 43.95 +29 35 11.5 14.4 N ET025232
PK05R020 C2005 10 01.00179 02 17 43.86 +29 35 11.7 14.3 N ET025232
PK05R020 C2005 10 01.48125 02 17 23.90 +29 35 30.5 ET025D88
PK05R020 C2005 10 01.48470 02 17 23.74 +29 35 30.6 ET025D88
PK05R020 C2005 10 01.48815 02 17 23.60 +29 35 31.0 14.2 T ET025D88
PK05R020 C2005 10 01.60782 02 17 18.35 +29 35 36.4 15.2 N ET025379
PK05R020 C2005 10 01.60983 02 17 18.26 +29 35 36.4 15.1 N ET025379
PK05R020 C2005 10 01.61182 02 17 18.19 +29 35 37.0 15.0 N ET025379
PK05R020 C2005 10 01.61581 02 17 18.01 +29 35 37.1 15.1 N ET025379
PK05R020 C2005 10 01.61781 02 17 17.92 +29 35 37.2 15.1 N ET025379
PK05R020 C2005 10 01.90105 02 17 05.90 +29 35 46.2 15.0 N ET025157
PK05R020 C2005 10 01.90291 02 17 05.82 +29 35 46.6 15.0 N ET025157
PK05R020 C2005 10 01.90464 02 17 05.71 +29 35 46.1 15.0 N ET025157
PK05R020 C2005 10 01.98403 02 17 02.27 +29 35 49.0 14.5 N ET025939
PK05R020 C2005 10 01.98867 02 17 02.06 +29 35 49.1 14.5 N ET025939
PK05R020 C2005 10 01.99331 02 17 01.85 +29 35 49.2 14.5 N ET025939
PK05R020 C2005 10 03.38721 02 16 00.62 +29 36 20.4 14.6 T ET025644
PK05R020 C2005 10 03.41088 02 15 59.52 +29 36 20.5 14.6 T ET025644
PK05R020 C2005 10 03.43344 02 15 58.47 +29 36 20.9 14.6 T ET025644
Observer details:
048 Hradec Kralove. Observers M. Lehky, D. Hanzl. 0.40-m f/5 reflector + CCD.
108 Montelupo. Observers M. Tombelli, E. Boccuni, L. Tesi. Measurers
M. Tombelli, L. Tesi, S. Bartolini, G. Forti. 0.30-m f/5.7
Schmidt-Cassegrain + CCD.
157 Frasso Sabino. Observers R. Haver, M. Calabresi, R. Albanesi. Measurer
R. Haver. 0.37-m f/9.9 Cassegrain + CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/10 Schmidt-Cassegrain + CCD.
232 Masquefa Observatory. Observer E. Reina. 0.25-m f/3.3 Schmidt-Cassegrain
+ CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
379 Hamamatsu-Yuto. Observer S. Wakuda. 0.25-m f/5.0 Schmidt-Cassegrain
+ CCD.
644 Palomar Mountain/NEAT. Observers R. Bambery, M. Hicks, K. Lawrence,
E. Helin, R. Thicksten. 1.2-m Schmidt + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m f/16
Cassegrain + CCD.
703 Catalina Sky Survey. Observer R. Hill. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
939 Observatorio Rodeno. Observer J. Castellano. 0.20-m f/10
Schmidt-Cassegrain + CCD.
D88 Hiratsuka. Observer Y. Sugiyama. 0.25-m f/5.0 reflector + CCD.
H45 Petit Jean Mountain South. Observer P. C. Sherrod. 0.41-m f/3.3
Schmidt-Cassegrain + CCD.
J68 Tweenhills Observatory, Hartpury. Observer D. A. Miller. 0.30-m
Schmidt-Cassegrain + CCD.
Orbital elements:
P/2005 R2 (Van Ness)
T 2005 Feb. 10.2430 TT MPC
q 2.127760 (2000.0) P Q
n 0.1551080 Peri. 3.0914 +0.7167231 +0.6850341
a 3.430677 Node 312.7450 -0.6435656 +0.5776641
e 0.379784 Incl. 10.2377 -0.2685728 +0.4438834
P 6.35
From 174 observations 2005 Aug. 4-Oct. 3.
Ephemeris:
P/2005 R2 (Van Ness)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2005 09 27 02 20.33 +29 30.5 1.803 2.643 139.0 14.4 16.0
2005 10 07 02 13.20 +29 35.6 1.774 2.680 149.0 11.1 16.0
2005 10 17 02 04.48 +29 18.5 1.767 2.717 158.1 7.9 16.1
2005 10 27 01 55.25 +28 40.9 1.786 2.754 163.9 5.8 16.2
2005 11 06 01 46.64 +27 47.7 1.832 2.792 162.1 6.3 16.3
2005 11 16 01 39.65 +26 46.5 1.905 2.830 154.4 8.7 16.4
2005 11 26 01 34.92 +25 44.8 2.004 2.868 144.9 11.4 16.6
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-T25
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