MPEC 2009-L42 : 2009 LS
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M.P.E.C. 2009-L42 Issued 2009 June 13, 01:50 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
2009 LS
Observations:
K09L00S* C2009 06 12.39072 17 10 38.28 -04 23 36.6 18.4 V EL042703
K09L00S C2009 06 12.39593 17 10 37.27 -04 23 21.8 18.1 V EL042703
K09L00S C2009 06 12.40109 17 10 36.30 -04 23 07.1 18.5 V EL042703
K09L00S C2009 06 12.40632 17 10 35.37 -04 22 52.2 18.4 V EL042703
K09L00S C2009 06 12.43640 17 10 29.85 -04 21 27.2 18.0 V EL042703
K09L00S C2009 06 12.43702 17 10 29.71 -04 21 25.3 18.2 V EL042703
K09L00S C2009 06 12.43763 17 10 29.53 -04 21 21.9 18.1 V EL042703
K09L00S C2009 06 12.86568 17 09 13.41 -04 00 56.2 18.8 V EL042595
K09L00S C2009 06 12.86875 17 09 12.91 -04 00 46.5 17.6 C EL042A81
K09L00S C2009 06 12.87820 17 09 11.12 -04 00 20.6 18.2 C EL042A81
K09L00S C2009 06 12.88306 17 09 10.21 -04 00 06.4 18.3 V EL042595
K09L00S C2009 06 12.88760 17 09 09.34 -03 59 53.5 18.2 C EL042A81
K09L00S C2009 06 12.89066 17 09 08.85 -03 59 45.5 18.6 V EL042611
K09L00S C2009 06 12.89471 17 09 08.04 -03 59 33.3 18.5 V EL042611
K09L00S C2009 06 12.89650 17 09 07.73 -03 59 28.2 EL042147
K09L00S C2009 06 12.89686 17 09 07.67 -03 59 26.4 18.1 C EL042A81
K09L00S C2009 06 12.89835 17 09 07.40 -03 59 23.5 18.9 V EL042611
K09L00S C2009 06 12.90050 17 09 06.97 -03 59 17.1 18.9 V EL042595
K09L00S C2009 06 12.90127 17 09 06.80 -03 59 14.3 18.4 EL042147
K09L00S C2009 06 12.90655 17 09 05.88 -03 58 59.3 18.4 EL042147
K09L00S C2009 06 12.91081 17 09 05.24 -03 58 46.1 17.7 R EL042176
K09L00S C2009 06 12.91249 17 09 04.91 -03 58 41.5 18.1 R EL042176
K09L00S C2009 06 12.91584 17 09 04.32 -03 58 31.8 18.2 R EL042176
K09L00S C2009 06 12.91752 17 09 03.97 -03 58 27.3 18.0 R EL042176
K09L00S C2009 06 12.91836 17 09 03.77 -03 58 24.1 18.3 R EL042176
K09L00S C2009 06 12.93884 17 08 59.98 -03 57 27.2 EL042204
K09L00S C2009 06 12.94297 17 08 59.35 -03 57 15.4 18.1 R EL042232
K09L00S C2009 06 12.94428 17 08 58.97 -03 57 11.7 18.3 C EL042204
K09L00S C2009 06 12.94894 17 08 58.26 -03 56 58.2 18.2 R EL042232
K09L00S C2009 06 12.94931 17 08 58.04 -03 56 57.2 EL042204
K09L00S C2009 06 12.94989 17 08 58.14 -03 56 57.6 EL042J41
K09L00S C2009 06 12.95491 17 08 57.15 -03 56 40.6 18.1 R EL042232
K09L00S C2009 06 12.95507 17 08 57.16 -03 56 41.5 EL042J41
K09L00S C2009 06 12.96088 17 08 56.04 -03 56 23.2 18.2 R EL042232
K09L00S C2009 06 12.96685 17 08 54.94 -03 56 05.7 18.0 R EL042232
K09L00S C2009 06 12.97502 17 08 53.49 -03 55 45.0 18.2 C EL042J41
K09L00S C2009 06 12.98761 17 08 51.17 -03 55 06.8 17.9 C EL042J28
Observer details:
147 Osservatorio Astronomico di Suno. Observers D. Crespi, S. Foglia,
V. Sacco. Measurers D. Crespi, S. Foglia. 0.40-m f/4 reflector + CCD.
176 Observatorio Astronomico de Consell. Observers A. Lopez, R. Pacheco.
0.41-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
232 Masquefa Observatory. Observer E. Reina. 0.25-m f/3.3 Schmidt-Cassegrain
+ CCD.
595 Farra d'Isonzo. Observers L. Bittesini, F. Fabris, E. Pettarin, F. Piani.
Measurer F. Fabris. 0.40-m f/4.5 reflector + CCD.
611 Starkenburg. Observer M. Busch. 0.45-m f/4.4 reflector + CCD.
703 Catalina Sky Survey. Observer A. Boattini. 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. 0.68-m Schmidt + CCD.
A81 Balzaretto Observatory, Rome. Observer L. Franco. 0.20-m f/5.3 reflector
+ CCD.
J28 Jaen. Observer J. J. Martin. 0.20-m f/10 Schmidt-Cassegrain + CCD
+ f/6.3 focal reducer.
J41 Raheny. Observer D. Grennan. 0.36-m f/4.6 Schmidt-Cassegrain + CCD.
Orbital elements:
2009 LS PHA, Earth MOID = 0.0496 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 194.32633 (2000.0) P Q
n 0.67815823 Peri. 183.42435 +0.25079368 -0.66929797
a 1.2830651 Node 253.12268 +0.90462127 +0.41923766
e 0.2701987 Incl. 46.95912 +0.34461992 -0.61341667
P 1.45 H 17.6 G 0.15 U 9
Residuals in seconds of arc
090612 703 0.6+ 0.8+ 090612 611 0.5- 0.6+ 090612 232 0.4+ 0.7-
090612 703 0.1- 0.6+ 090612 147 0.5- 0.0 090612 204 0.3- 0.0
090612 703 0.4- 0.4+ 090612 A81 0.1- 0.2+ 090612 232 0.5+ 0.6-
090612 703 0.2+ 0.3+ 090612 611 0.1- 0.0 090612 204 0.3- 0.1+
090612 703 0.5+ 1.4- 090612 595 0.1- 0.3- 090612 J41 0.8+ 0.9-
090612 703 0.1+ 1.3- 090612 147 1.4- 0.3+ 090612 232 0.4+ 0.0
090612 703 0.9- 0.3+ 090612 147 0.6- 0.2+ 090612 J41 0.3+ 0.4+
090612 595 0.6+ 0.2+ 090612 176 0.2+ 0.2+ 090612 232 0.2+ 0.3+
090612 A81 1.0+ 0.4+ 090612 176 0.1- 0.0 090612 232 0.2+ 0.8+
090612 A81 0.2+ 0.7- 090612 176 0.3+ 0.1+ 090612 J41 0.0 0.1-
090612 595 0.4+ 0.3+ 090612 176 0.3- 0.2- 090612 J28 0.0 0.3-
090612 A81 0.6- 0.5- 090612 176 1.0- 0.6+
090612 611 0.5+ 0.0 090612 204 0.1- 0.0
Ephemeris:
2009 LS a,e,i = 1.28, 0.27, 47 q = 0.9364
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 06 08 17 24.08 -07 59.2 0.627 1.628 164.4 9.6 18.3
2009 06 18 16 54.32 -00 06.4 0.649 1.623 153.5 16.2 18.6
2009 06 28 16 29.40 +06 11.9 0.705 1.615 138.8 24.5 19.0
2009 07 08 16 11.38 +10 36.3 0.785 1.604 125.4 31.1 19.4
2009 07 18 16 00.25 +13 25.0 0.878 1.591 114.0 35.7 19.8
2009 07 28 15 55.18 +15 04.9 0.975 1.574 104.5 38.7 20.1
2009 08 07 15 55.08 +15 59.4 1.071 1.554 96.3 40.4 20.3
2009 08 17 15 58.98 +16 25.1 1.161 1.532 89.3 41.4 20.5
2009 08 27 16 06.18 +16 33.0 1.242 1.506 83.2 41.8 20.6
2009 09 06 16 16.18 +16 30.9 1.312 1.478 78.0 41.8 20.7
2009 09 16 16 28.62 +16 23.9 1.368 1.447 73.4 41.7 20.7
2009 09 26 16 43.34 +16 15.8 1.410 1.414 69.4 41.6 20.7
2009 10 06 17 00.25 +16 09.4 1.436 1.378 66.1 41.5 20.7
2009 10 16 17 19.37 +16 06.5 1.448 1.341 63.4 41.7 20.7
2009 10 26 17 40.86 +16 08.4 1.444 1.301 61.3 42.1 20.6
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-L42
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