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M.P.E.C. 2005-B21 Issued 2005 Jan. 18, 12:31 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
2005 BT1
Observations:
K05B01T* C2005 01 16.34921 09 18 02.57 +21 26 32.2 19.5 EB021704
K05B01T C2005 01 16.36224 09 17 57.34 +21 26 18.5 19.6 EB021704
K05B01T C2005 01 16.37573 09 17 51.87 +21 26 04.6 19.9 EB021704
K05B01T C2005 01 16.40178 09 17 41.43 +21 25 35.3 19.7 EB021704
K05B01T C2005 01 18.25007 09 05 36.84 +20 50 53.3 19.5 R EB021649
K05B01T C2005 01 18.25185 09 05 36.18 +20 50 51.7 19.6 R EB021649
K05B01T C2005 01 18.25362 09 05 35.45 +20 50 49.3 19.3 R EB021649
K05B01T C2005 01 18.30438 09 05 15.73 +20 49 55.0 19.4 R EB021854
K05B01T C2005 01 18.31005 09 05 13.46 +20 49 44.9 19.5 R EB021854
K05B01T C2005 01 18.31569 09 05 11.26 +20 49 38.7 19.6 R EB021854
K05B01T 5C2005 01 18.31667 09 05 11.09 +20 49 37.2 19.8 R EB021673
K05B01T 5C2005 01 18.31840 09 05 10.50 +20 49 34.8 EB021673
K05B01T 5C2005 01 18.32650 09 05 07.23 +20 49 25.4 EB021673
K05B01T 5C2005 01 18.33368 09 05 04.41 +20 49 17.6 EB021673
Observer details:
649 Powell Observatory, Louisburg. Observers R. Fredrick, R. Trentman.
0.75-m Newtonian reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + 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.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2005 BT1
Epoch 2005 Jan. 10.0 TT = JDT 2453380.5 MPC
M 75.69697 (2000.0) P Q
n 0.82696185 Peri. 28.12321 +0.77700849 +0.25386597
a 1.1241193 Node 304.44446 -0.62321469 +0.43912263
e 0.6769826 Incl. 44.30621 +0.08866374 +0.86181401
P 1.19 H 19.8 G 0.15
From 14 observations 2005 Jan. 16-18.
Ephemeris:
2005 BT1 a,e,i = 1.12, 0.68, 44 q = 0.3631
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 01 10 10 00.57 +23 03.8 0.485 1.406 144.3 24.1 20.1
2005 01 20 08 54.47 +20 16.3 0.505 1.483 169.2 7.1 19.7
2005 01 30 07 59.60 +16 44.8 0.576 1.553 167.9 7.7 20.1
2005 02 09 07 22.47 +13 40.1 0.687 1.615 148.9 18.4 21.0
2005 02 19 07 00.67 +11 25.8 0.826 1.670 133.7 25.3 21.7
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-B21
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