MPEC 2007-B40 : 2007 BT7
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M.P.E.C. 2007-B40 Issued 2007 Jan. 25, 00:36 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 BT7
Observations:
K07B07T C2007 01 23.14808 04 30 34.89 +26 55 04.8 19.6 EB040704
K07B07T C2007 01 23.16028 04 30 39.13 +26 54 26.9 19.9 EB040704
K07B07T C2007 01 23.17251 04 30 43.39 +26 53 47.2 19.9 EB040704
K07B07T C2007 01 23.18475 04 30 47.50 +26 53 10.3 19.9 EB040704
K07B07T* C2007 01 24.18963 04 36 36.39 +26 01 18.2 19.2 V EB040703
K07B07T C2007 01 24.19553 04 36 38.44 +26 00 59.0 19.0 V EB040703
K07B07T C2007 01 24.20145 04 36 40.39 +26 00 43.1 19.3 V EB040703
K07B07T C2007 01 24.20737 04 36 42.26 +26 00 24.2 19.6 V EB040703
K07B07T C2007 01 24.25639 04 36 58.42 +25 57 54.4 19.2 V EB040703
K07B07T C2007 01 24.26358 04 37 00.73 +25 57 32.1 18.9 V EB040703
K07B07T C2007 01 24.27076 04 37 03.14 +25 57 10.3 19.1 V EB040703
K07B07T C2007 01 24.27793 04 37 05.48 +25 56 47.6 19.2 V EB040703
Observer details:
703 Catalina Sky Survey. Observer S. M. Larson. 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. 0.68-m Schmidt + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
Orbital elements:
2007 BT7 Earth MOID = 0.1590 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 39.17758 (2000.0) P Q
n 0.29181011 Peri. 111.88268 +0.64799348 -0.70534709
a 2.2511399 Node 294.39433 +0.52861196 +0.68813691
e 0.5718781 Incl. 18.39438 +0.54833734 +0.17015605
P 3.38 H 19.5 G 0.15 U 9
Residuals in seconds of arc
070123 704 0.0 0.4- 070124 703 0.9- 0.2- 070124 703 0.3+ 0.4+
070123 704 0.3+ 0.2+ 070124 703 0.6+ 1.4- 070124 703 0.4- 0.2+
070123 704 0.7+ 0.8- 070124 703 0.7+ 0.8+ 070124 703 0.2+ 0.4+
070123 704 1.0- 1.0+ 070124 703 0.3- 0.0 070124 703 0.1- 0.3-
Ephemeris:
2007 BT7 a,e,i = 2.25, 0.57, 18 q = 0.9638
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 01 20 04 10.26 +29 49.3 0.302 1.188 126.2 41.9 18.9
2007 01 30 05 05.30 +21 38.1 0.388 1.260 127.7 38.2 19.5
2007 02 09 05 41.47 +16 14.6 0.496 1.336 125.5 37.0 20.1
2007 02 19 06 08.59 +12 48.4 0.619 1.415 121.7 36.5 20.7
2007 03 01 06 31.23 +10 33.7 0.755 1.495 117.2 36.1 21.2
2007 03 11 06 51.47 +09 00.8 0.900 1.575 112.4 35.7 21.7
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-B40
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