MPEC 2004-B72 : 2004 BF85
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M.P.E.C. 2004-B72 Issued 2004 Jan. 30, 12:16 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 Steven and Michele Kirsch Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 BF85
Observations:
K04B85F* C2004 01 29.20760 05 48 55.02 +00 20 24.3 18.4 EB072704
K04B85F C2004 01 29.21981 05 48 46.76 +00 19 53.7 18.4 EB072704
K04B85F C2004 01 29.23191 05 48 38.58 +00 19 23.4 18.5 EB072704
K04B85F C2004 01 29.24458 05 48 29.98 +00 18 52.0 18.9 EB072704
K04B85F C2004 01 29.25676 05 48 21.75 +00 18 21.2 18.8 EB072704
K04B85F C2004 01 30.14937 05 38 14.29 -00 19 44.3 17.8 R EB072448
K04B85F C2004 01 30.15301 05 38 11.68 -00 19 54.0 17.7 R EB072448
K04B85F C2004 01 30.15666 05 38 09.06 -00 20 03.6 17.7 R EB072448
K04B85F C2004 01 30.22060 05 37 23.02 -00 22 52.0 18.0 R EB072854
K04B85F C2004 01 30.22156 05 37 22.36 -00 22 54.8 17.8 R EB072854
K04B85F C2004 01 30.22445 05 37 20.35 -00 23 02.1 17.9 R EB072854
K04B85F 5C2004 01 30.26476 05 36 51.49 -00 24 50.3 18.0 R EB072673
K04B85F 5C2004 01 30.26557 05 36 50.90 -00 24 52.5 EB072673
K04B85F 5C2004 01 30.26649 05 36 50.23 -00 24 54.7 EB072673
K04B85F 5C2004 01 30.26730 05 36 49.65 -00 24 56.9 EB072673
K04B85F C2004 01 30.33327 05 36 01.67 -00 27 50.6 17.9 R EB072G90
K04B85F C2004 01 30.33585 05 35 59.80 -00 27 57.5 18.3 R EB072G90
K04B85F C2004 01 30.33868 05 35 57.76 -00 28 05.2 18.3 R EB072G90
Observer details:
448 Desert Moon Observatory. Observer B. L. Stevens. 0.3-m
Schmidt-Cassegrain + 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. 0.356-m f/10.0
Schmidt-Cassegrain + CCD.
G90 Three Buttes Observatory, Tucson. Observer G. R. Jones. 0.35-m f/11.0
Schmidt-Cassegrain + CCD.
Orbital elements:
2004 BF85 PHA 0.020
Epoch 2004 Jan. 16.0 TT = JDT 2453020.5 MPC
M 331.29407 (2000.0) P Q
n 0.40910654 Peri. 17.70810 -0.63052160 +0.77536866
a 1.7971256 Node 213.22883 -0.71969026 -0.60106489
e 0.7186263 Incl. 3.69323 -0.29066896 -0.19371227
P 2.41 H 20.2 G 0.15
From 18 observations 2004 Jan. 29-30.
Ephemeris:
2004 BF85 a,e,i = 1.80, 0.72, 4 q = 0.5057
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 01 26 06 20.63 +02 20.8 0.208 1.160 144.1 29.8 18.4
2004 01 27 06 11.49 +01 46.1 0.200 1.147 141.0 32.7 18.4
2004 01 28 06 01.69 +01 09.0 0.193 1.135 137.7 35.7 18.4
2004 01 29 05 51.20 +00 29.4 0.185 1.122 134.2 39.0 18.3
2004 01 30 05 39.98 -00 12.7 0.179 1.110 130.5 42.4 18.3
2004 01 31 05 28.01 -00 57.5 0.173 1.097 126.6 46.1 18.3
2004 02 01 05 15.27 -01 44.6 0.167 1.084 122.5 50.0 18.4
2004 02 02 05 01.76 -02 34.0 0.162 1.071 118.2 54.2 18.4
2004 02 03 04 47.49 -03 25.4 0.158 1.059 113.7 58.5 18.4
2004 02 04 04 32.51 -04 18.3 0.154 1.046 108.9 63.1 18.5
2004 02 05 04 16.88 -05 12.1 0.151 1.033 104.1 67.8 18.5
2004 02 06 04 00.69 -06 06.0 0.148 1.020 99.1 72.7 18.6
2004 02 07 03 44.04 -06 59.3 0.147 1.007 93.9 77.7 18.8
2004 02 08 03 27.08 -07 51.2 0.146 0.994 88.7 82.8 18.9
2004 02 09 03 09.95 -08 40.8 0.146 0.981 83.5 88.0 19.1
2004 02 10 02 52.82 -09 27.3 0.147 0.968 78.3 93.2 19.3
2004 02 11 02 35.85 -10 10.1 0.148 0.954 73.2 98.3 19.5
2004 02 12 02 19.19 -10 48.8 0.150 0.941 68.1 103.4 19.8
2004 02 13 02 02.97 -11 23.1 0.153 0.928 63.2 108.4 20.0
2004 02 14 01 47.30 -11 53.0 0.157 0.915 58.4 113.2 20.4
2004 02 15 01 32.27 -12 18.6 0.161 0.902 53.8 117.9 20.7
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-B72
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