MPEC 2007-D12 : 2007 DA
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M.P.E.C. 2007-D12 Issued 2007 Feb. 16, 23:28 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 DA
Observations:
K07D00A* C2007 02 16.38431 11 54 28.11 +19 02 53.9 18.4 V ED012703
K07D00A C2007 02 16.39300 11 54 18.57 +19 03 30.1 18.4 V ED012703
K07D00A C2007 02 16.40164 11 54 09.18 +19 04 07.9 18.9 V ED012703
K07D00A C2007 02 16.41027 11 53 59.67 +19 04 46.2 18.9 V ED012703
K07D00A C2007 02 16.44327 11 53 23.71 +19 07 04.5 18.8 V ED012703
K07D00A C2007 02 16.44369 11 53 23.28 +19 07 05.3 18.8 V ED012703
K07D00A C2007 02 16.44410 11 53 22.77 +19 07 06.8 18.9 V ED012703
K07D00A C2007 02 16.44453 11 53 22.38 +19 07 08.5 19.0 V ED012703
K07D00A C2007 02 16.48030 11 52 43.64 +19 09 37.8 18.3 V ED012703
K07D00A C2007 02 16.48086 11 52 42.96 +19 09 40.1 18.4 V ED012703
K07D00A C2007 02 16.48139 11 52 42.34 +19 09 42.4 18.5 V ED012703
K07D00A C2007 02 16.48193 11 52 41.73 +19 09 43.5 18.4 V ED012703
K07D00A C2007 02 16.52749 11 51 52.92 +19 12 49.4 18.3 V ED012703
K07D00A C2007 02 16.52801 11 51 52.34 +19 12 51.2 18.2 V ED012703
K07D00A C2007 02 16.52855 11 51 51.76 +19 12 54.0 18.4 V ED012703
K07D00A C2007 02 16.52909 11 51 51.22 +19 12 56.4 18.4 V ED012703
K07D00A C2007 02 16.91839 11 45 21.40 +19 38 26.4 18.2 V ED012595
K07D00A C2007 02 16.92095 11 45 18.69 +19 38 35.8 17.8 V ED012595
K07D00A C2007 02 16.92353 11 45 16.15 +19 38 46.4 18.1 V ED012595
K07D00A C2007 02 16.92886 11 45 10.67 +19 39 07.3 18.0 V ED012595
K07D00A C2007 02 16.93201 11 45 07.51 +19 39 19.3 18.0 V ED012595
K07D00A C2007 02 16.93515 11 45 04.31 +19 39 31.4 17.9 V ED012595
K07D00A C2007 02 16.94091 11 44 58.35 +19 39 53.4 18.2 R ED012473
K07D00A C2007 02 16.94572 11 44 53.48 +19 40 11.6 18.0 R ED012473
K07D00A C2007 02 16.95052 11 44 48.63 +19 40 30.3 18.3 R ED012473
Observer details:
473 Remanzacco. Observers L. Donato, V. Gonano, E. Guido, G. Sostero. 0.45-m
f/4.4 Newtonian reflector + CCD.
595 Farra d'Isonzo. Observers L. Bittesini, G. Lombardi, E. Pettarin,
F. Piani. Measurers G. Lombardi, E. Pettarin. 0.40-m f/4.5 reflector
+ CCD.
703 Catalina Sky Survey. Observer R. E. Hill. 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.
Orbital elements:
2007 DA Earth MOID = 0.0199 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 117.14490 (2000.0) P Q
n 0.98842123 Peri. 262.30116 +0.94523613 -0.32371666
a 0.9981014 Node 116.57880 +0.31480898 +0.87054328
e 0.5658339 Incl. 2.67045 +0.08616245 +0.37062368
P 1.00 H 22.3 G 0.15 U 9
Residuals in seconds of arc
070216 703 0.2- 0.4+ 070216 703 0.2- 0.4+ 070216 595 0.5+ 0.4+
070216 703 0.4- 0.7- 070216 703 0.9- 0.6+ 070216 595 0.3- 0.5+
070216 703 0.6+ 0.2+ 070216 703 1.2- 0.6- 070216 595 0.4+ 0.3+
070216 703 0.4- 1.7+ 070216 703 0.2+ 0.1- 070216 595 0.4+ 0.2+
070216 703 0.1- 0.8+ 070216 703 0.1- 0.4- 070216 473 1.0- 0.1+
070216 703 0.3+ 0.2- 070216 703 0.2- 0.2+ 070216 473 0.6- 0.3-
070216 703 0.6- 0.4- 070216 703 0.3+ 0.4+ 070216 473 0.1- 0.1-
070216 703 0.5+ 0.5- 070216 595 0.7+ 0.4+
070216 703 0.9+ 0.4+ 070216 595 0.8- 0.2-
Ephemeris:
2007 DA a,e,i = 1.00, 0.57, 3 q = 0.4333
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 02 09 14 50.99 +01 56.7 0.0703 1.001 99.6 76.4 19.2
2007 02 11 13 57.20 +08 00.8 0.0709 1.020 115.9 60.5 18.8
2007 02 13 13 05.78 +13 15.1 0.0759 1.039 131.1 45.7 18.5
2007 02 15 12 20.86 +17 08.0 0.0846 1.057 143.9 33.4 18.5
2007 02 17 11 43.96 +19 44.3 0.0962 1.075 154.0 23.8 18.5
2007 02 19 11 14.57 +21 23.9 0.110 1.093 161.2 16.9 18.6
2007 02 21 10 51.39 +22 25.7 0.125 1.110 165.6 12.8 18.8
2007 02 23 10 33.08 +23 03.3 0.141 1.127 166.8 11.5 19.0
2007 02 25 10 18.52 +23 25.4 0.159 1.144 165.6 12.4 19.3
2007 02 27 10 06.85 +23 37.3 0.176 1.160 163.2 14.3 19.7
2007 03 01 09 57.42 +23 42.5 0.195 1.176 160.4 16.5 20.0
2007 03 03 09 49.77 +23 43.2 0.214 1.192 157.4 18.6 20.3
2007 03 05 09 43.53 +23 40.7 0.234 1.207 154.6 20.6 20.6
2007 03 07 09 38.44 +23 35.8 0.254 1.222 151.8 22.5 20.8
2007 03 09 09 34.29 +23 29.3 0.274 1.236 149.2 24.3 21.1
2007 03 11 09 30.94 +23 21.5 0.295 1.250 146.7 25.8 21.3
2007 03 13 09 28.25 +23 12.7 0.316 1.264 144.3 27.3 21.5
2007 03 15 09 26.13 +23 03.1 0.337 1.277 142.0 28.6 21.7
2007 03 17 09 24.52 +22 52.9 0.359 1.290 139.8 29.8 21.9
2007 03 19 09 23.33 +22 42.0 0.381 1.303 137.7 30.9 22.1
2007 03 21 09 22.53 +22 30.7 0.404 1.315 135.7 31.9 22.3
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-D12
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