MPEC 2007-B77 : 2007 BF72
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M.P.E.C. 2007-B77 Issued 2007 Jan. 30, 19:38 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 BF72
Observations:
K07B72F* C2007 01 28.41562 10 23 49.65 +20 22 38.1 21.0 V EB077691
K07B72F C2007 01 28.43382 10 23 48.02 +20 22 50.1 20.9 V EB077691
K07B72F C2007 01 28.45177 10 23 46.35 +20 23 01.1 21.0 V EB077691
K07B72F C2007 01 29.40720 10 22 22.39 +20 33 21.3 20.9 V EB077291
K07B72F C2007 01 29.41134 10 22 22.02 +20 33 24.3 21.1 V EB077291
K07B72F C2007 01 29.41547 10 22 21.64 +20 33 27.1 21.3 V EB077291
K07B72F C2007 01 29.53492 10 22 10.48 +20 34 42.7 21.1 V EB077G96
K07B72F C2007 01 29.53882 10 22 10.12 +20 34 45.2 20.6 V EB077G96
K07B72F C2007 01 29.54273 10 22 09.80 +20 34 47.7 20.5 V EB077G96
K07B72F C2007 01 29.54670 10 22 09.40 +20 34 50.1 21.0 V EB077G96
K07B72F C2007 01 30.47977 10 20 44.80 +20 44 57.3 EB077291
K07B72F C2007 01 30.48400 10 20 44.41 +20 44 59.6 EB077291
K07B72F HC2007 01 30.48800 10 20 44.03 +20 45 01.9 EB077291
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. 1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak. Observer M. T. Read. 0.9-m f/3 reflector
+ CCD.
G96 Mt. Lemmon Survey. Observer A. D. Grauer. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector + CCD.
Orbital elements:
2007 BF72 Earth MOID = 0.1042 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 181.50329 (2000.0) P Q
n 0.58053186 Peri. 295.50434 +0.95722964 +0.28395418
a 1.4231544 Node 48.05268 -0.23136440 +0.86643916
e 0.2372909 Incl. 4.28026 -0.17372947 +0.41067407
P 1.70 H 19.6 G 0.15 U 9
Residuals in seconds of arc
070128 691 0.1- 0.0 070129 291 0.2+ 0.2+ 070130 291 0.1- 0.4+
070128 691 0.3+ 0.3+ 070129 G96 0.3- 0.2- 070130 291 0.1+ 0.0
070128 691 0.2- 0.2- 070129 G96 0.3- 0.2- 070130 291 0.1+ 0.3-
070129 291 0.2- 0.2- 070129 G96 0.3+ 0.2-
070129 291 0.1+ 0.1+ 070129 G96 0.2- 0.3-
Ephemeris:
2007 BF72 a,e,i = 1.42, 0.24, 4 q = 1.0855
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 01 30 10 21.49 +20 39.8 0.757 1.710 157.8 12.6 20.9
2007 02 09 10 04.60 +22 23.9 0.745 1.724 168.7 6.5 20.6
2007 02 19 09 46.12 +23 46.6 0.759 1.735 166.7 7.5 20.7
2007 03 01 09 29.26 +24 34.3 0.795 1.745 155.2 13.8 21.1
2007 03 11 09 16.51 +24 45.4 0.853 1.752 143.2 19.9 21.5
2007 03 21 09 09.04 +24 26.0 0.927 1.757 132.1 24.9 21.8
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-B77
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