MPEC 2005-G26 : COMET 105P/SINGER BREWSTER
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M.P.E.C. 2005-G26 Issued 2005 Apr. 5, 18:45 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 105P/SINGER BREWSTER
Observations:
0105P C2005 03 12.98657 11 40 04.13 -02 57 30.5 17.9 T EG026A50
0105P C2005 03 12.98784 11 40 04.06 -02 57 30.1 18.0 T EG026A50
0105P C2005 03 13.00427 11 40 03.38 -02 57 21.9 18.1 T EG026A50
0105P C2005 03 13.00553 11 40 03.32 -02 57 22.7 18.8 T EG026A50
0105P C2005 03 17.15269 11 37 13.84 -02 21 11.9 19.7 T EG026691
0105P C2005 03 17.18410 11 37 12.47 -02 20 54.8 19.2 T EG026691
0105P C2005 03 17.21021 11 37 11.36 -02 20 41.2 19.4 T EG026691
0105P C2005 03 17.39551 11 37 03.28 -02 19 01.9 17.5 T EG026703
0105P C2005 03 17.40258 11 37 02.96 -02 18 57.5 17.2 T EG026703
0105P C2005 03 17.40962 11 37 02.66 -02 18 53.3 17.3 T EG026703
0105P C2005 03 17.41664 11 37 02.40 -02 18 50.2 17.0 T EG026703
0105P C2005 03 18.90864 11 36 01.09 -02 05 23.8 17.5 N EG026213
0105P C2005 03 18.91303 11 36 00.86 -02 05 21.3 17.5 N EG026213
0105P C2005 03 18.91889 11 36 00.66 -02 05 17.8 17.5 N EG026213
0105P C2005 03 19.03819 11 35 55.54 -02 04 16.1 16.9 N EG026A61
0105P C2005 03 19.05352 11 35 54.88 -02 04 06.1 16.7 N EG026A61
0105P C2005 03 27.99865 11 29 54.27 -00 41 03.6 17.3 N EG026213
0105P C2005 03 28.00013 11 29 54.17 -00 41 02.5 17.3 N EG026213
0105P C2005 03 28.00161 11 29 54.12 -00 41 01.9 17.3 N EG026213
0105P C2005 03 30.57466 11 28 17.41 -00 16 54.4 19.0 N EG026415
0105P C2005 03 30.57748 11 28 17.27 -00 16 52.7 19.0 N EG026415
0105P C2005 03 30.58030 11 28 17.13 -00 16 51.0 19.0 N EG026415
0105P C2005 03 30.60146 11 28 16.44 -00 16 46.1 17.7 T EG026360
0105P C2005 03 30.60745 11 28 16.18 -00 16 42.6 EG026360
0105P C2005 04 01.13673 11 27 21.27 -00 02 32.0 17.8 T EG026699
0105P C2005 04 01.16105 11 27 20.42 -00 02 17.9 EG026699
0105P C2005 04 01.18536 11 27 19.49 -00 02 05.1 EG026699
0105P C2005 04 01.20966 11 27 18.64 -00 01 51.6 EG026699
0105P C2005 04 01.88407 11 26 54.98 +00 04 21.1 17.5 N EG026213
0105P C2005 04 01.88724 11 26 54.85 +00 04 22.7 17.5 N EG026213
0105P C2005 04 01.88878 11 26 54.79 +00 04 23.5 17.5 N EG026213
0105P C2005 04 02.94420 11 26 18.33 +00 14 01.4 18.2 N EG026215
0105P C2005 04 02.94457 11 26 18.35 +00 14 01.5 17.6 N EG026215
0105P C2005 04 02.94495 11 26 18.30 +00 14 01.4 17.4 N EG026215
0105P C2005 04 04.27720 11 25 34.17 +00 26 08.9 17.2 T EG026703
0105P C2005 04 04.28527 11 25 33.85 +00 26 12.5 17.1 T EG026703
0105P C2005 04 04.29295 11 25 33.58 +00 26 16.0 18.2 T EG026704
0105P C2005 04 04.29331 11 25 33.38 +00 26 17.6 16.9 T EG026703
0105P C2005 04 04.30313 11 25 33.23 +00 26 21.9 19.1 T EG026704
0105P C2005 04 04.31330 11 25 32.91 +00 26 28.1 19.0 T EG026704
0105P C2005 04 04.32348 11 25 32.50 +00 26 33.1 18.7 T EG026704
0105P C2005 04 04.33364 11 25 32.16 +00 26 39.7 18.7 T EG026704
0105P C2005 04 05.54674 11 24 53.65 +00 37 37.5 18.5 N EG026415
0105P C2005 04 05.55024 11 24 53.54 +00 37 39.6 18.3 N EG026415
0105P C2005 04 05.55374 11 24 53.44 +00 37 41.5 18.4 N EG026415
Observer details:
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/5.9 Schmidt-Cassegrain + CCD.
215 Buchloe. Observer W. Hasubick. 0.44-m f/4.6 reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/5.8 Ritchey-Chretien + CCD.
415 Kambah, near Canberra. Observer D. Herald. 0.36-m
f/3.9 Schmidt-Cassegrain + CCD.
691 Steward Observatory, Kitt Peak. Observer A. S. Descour. 0.9-m f/3
reflector + CCD.
699 Lowell Observatory-LONEOS. Observer M. E. Van Ness. 0.59-m LONEOS
Schmidt + CCD.
703 Catalina Sky Survey. Observers R. Hill, E. J. Christensen. Measurers
E. C. Beshore, C. M. Casey, E. J. Christensen, G. J. Garradd, R. E. Hill,
S. M. Larson, R. H. McNaught. 0.68-m 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.
A50 Andrushivka Astronomical Observatory. Observers O. Gerashchenko,
Y. Ivashchenko. 0.6-m f/1.2 reflector + CCD.
A61 Tortona. Observers F. Fratev, E. Mihaylova. Measurer F. Fratev. 0.25-m
f/4.7 reflector + CCD.
Orbital elements:
105P/Singer Brewster
Epoch 2005 Sept. 27.0 TT = JDT 2453640.5
T 2005 Sept. 11.32687 TT MPC
q 2.0412980 (2000.0) P Q
n 0.15280236 Peri. 46.65188 -0.51520508 +0.85637428
a 3.4651019 Node 192.47131 -0.82525239 -0.50652961
e 0.4108981 Incl. 9.17951 -0.23134871 -0.10025389
P 6.45
From 171 observations 1986 May 3-2005 Apr. 5, mean residual 0".69. Non-
gravitational parameters A1 = +0.21 +/- 0.17, A2 = -0.0699 +/- 0.0025.
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-G26
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