MPEC 2007-R41 : 2007 RA9
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M.P.E.C. 2007-R41 Issued 2007 Sept. 10, 16:25 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 RA9
Observations:
K07R09A* C2007 09 09.70952 02 21 48.31 -33 38 26.0 19.8 V ER041E12
K07R09A C2007 09 09.71675 02 21 49.86 -33 38 36.0 19.5 V ER041E12
K07R09A C2007 09 09.72384 02 21 51.37 -33 38 43.5 19.6 V ER041E12
K07R09A C2007 09 09.73097 02 21 52.92 -33 38 51.5 19.9 V ER041E12
K07R09A C2007 09 09.73811 02 21 54.36 -33 39 00.6 19.5 V ER041E12
K07R09A C2007 09 09.73904 02 21 54.54 -33 39 00.9 19.6 V ER041E12
K07R09A C2007 09 09.73991 02 21 54.72 -33 39 02.4 19.6 V ER041E12
K07R09A C2007 09 09.74079 02 21 54.90 -33 39 03.6 19.6 V ER041E12
K07R09A C2007 09 09.74168 02 21 55.15 -33 39 04.7 19.8 V ER041E12
K07R09A C2007 09 09.77575 02 22 02.28 -33 39 44.0 19.6 V ER041E12
K07R09A C2007 09 09.77759 02 22 02.67 -33 39 46.4 19.9 V ER041E12
K07R09A C2007 09 09.77940 02 22 03.03 -33 39 48.4 19.6 V ER041E12
K07R09A C2007 09 09.78121 02 22 03.43 -33 39 50.2 19.9 V ER041E12
K07R09A C2007 09 09.78309 02 22 03.79 -33 39 53.2 19.8 V ER041E12
K07R09A C2007 09 09.78545 02 22 04.33 -33 39 55.2 19.8 V ER041E12
K07R09A C2007 09 09.78733 02 22 04.72 -33 39 58.2 19.8 V ER041E12
K07R09A C2007 09 09.78919 02 22 05.12 -33 40 00.6 19.8 V ER041E12
K07R09A C2007 09 09.79109 02 22 05.52 -33 40 01.3 19.6 V ER041E12
K07R09A C2007 09 09.79299 02 22 05.88 -33 40 03.5 19.6 V ER041E12
K07R09A C2007 09 10.28624 02 23 54.98 -33 49 49.7 19.3 R ER041I77
K07R09A C2007 09 10.29281 02 23 56.30 -33 49 56.4 19.6 R ER041I77
K07R09A C2007 09 10.30464 02 23 58.86 -33 50 10.9 19.1 R ER041I77
Observer details:
E12 Siding Spring Survey. Observer D. M. Burton. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
I77 CEAMIG-REA Observatory, Belo Horizonte. Observers C. Jacques, E. Pimentel.
Measurer C. Jacques.
Orbital elements:
2007 RA9 Earth MOID = 0.2138 AU
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC
M 358.55250 (2000.0) P Q
n 0.25933972 Peri. 303.63605 +0.70940907 -0.67017865
a 2.4353237 Node 99.49839 +0.69742977 +0.62287213
e 0.5383252 Incl. 12.77984 +0.10163903 +0.40359743
P 3.80 H 19.7 G 0.15 U 9
Residuals in seconds of arc
070909 E12 0.5- 0.6+ 070909 E12 0.5+ 0.2- 070909 E12 0.1+ 0.9-
070909 E12 0.1- 0.8- 070909 E12 0.1+ 0.2+ 070909 E12 0.1+ 0.6+
070909 E12 0.1+ 0.1+ 070909 E12 0.1+ 0.1- 070909 E12 0.4- 0.6+
070909 E12 0.8+ 0.4+ 070909 E12 0.2- 0.0 070910 I77 0.2+ 0.3-
070909 E12 0.1+ 0.3- 070909 E12 0.1+ 0.3+ 070910 I77 0.5- 0.6+
070909 E12 0.1- 0.5+ 070909 E12 0.4- 0.5- 070910 I77 0.3+ 0.3-
070909 E12 0.2- 0.0 070909 E12 0.1+ 0.2+
070909 E12 0.2- 0.1- 070909 E12 0.0 0.6-
Ephemeris:
2007 RA9 a,e,i = 2.44, 0.54, 13 q = 1.1243
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 09 07 02 12.01 -32 43.9 0.402 1.296 128.4 37.5 19.8
2007 09 17 02 49.33 -35 50.7 0.359 1.244 124.5 41.8 19.6
2007 09 27 03 29.17 -37 56.9 0.327 1.200 120.1 46.3 19.4
2007 10 07 04 09.46 -38 33.4 0.301 1.164 116.2 50.4 19.3
2007 10 17 04 47.32 -37 20.6 0.280 1.139 113.9 53.1 19.2
2007 10 27 05 20.38 -34 07.3 0.262 1.126 113.9 53.8 19.0
2007 11 06 05 46.98 -28 50.3 0.248 1.126 117.0 51.7 18.8
2007 11 16 06 06.14 -21 25.7 0.237 1.137 123.5 46.5 18.6
2007 11 26 06 17.95 -12 02.1 0.234 1.161 133.6 38.0 18.4
2007 12 06 06 23.10 -01 23.6 0.242 1.195 146.7 26.9 18.2
2007 12 16 06 23.20 +09 09.0 0.266 1.239 161.3 14.8 18.1
2007 12 26 06 20.97 +18 08.4 0.308 1.290 174.6 4.1 18.1
2008 01 05 06 19.00 +24 51.8 0.368 1.347 170.3 7.1 18.7
2008 01 15 06 19.34 +29 25.4 0.446 1.409 159.3 14.3 19.5
2008 01 25 06 23.05 +32 17.6 0.539 1.475 149.4 19.8 20.2
2008 02 04 06 30.12 +33 57.6 0.648 1.542 140.7 23.9 20.8
2008 02 14 06 40.19 +34 47.8 0.769 1.612 132.7 26.7 21.4
2008 02 24 06 52.67 +35 03.4 0.902 1.682 125.4 28.7 21.9
Timothy B. Spahr (C) Copyright 2007 MPC M.P.E.C. 2007-R41
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