MPEC 2009-U93 : 2009 US19
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M.P.E.C. 2009-U93 Issued 2009 Oct. 25, 22:30 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 US19
Observations:
K09U19S* C2009 10 24.16837 23 31 04.12 +05 49 38.6 19.2 EU093704
K09U19S C2009 10 24.17122 23 31 04.37 +05 49 17.1 EU093703
K09U19S C2009 10 24.17907 23 31 03.98 +05 48 14.9 EU093703
K09U19S C2009 10 24.18194 23 31 03.40 +05 47 52.7 20.0 EU093704
K09U19S C2009 10 24.18708 23 31 03.53 +05 47 12.4 EU093703
K09U19S C2009 10 24.19552 23 31 02.65 +05 46 04.8 19.2 EU093704
K09U19S C2009 10 24.20911 23 31 01.91 +05 44 17.3 19.6 EU093704
K09U19S C2009 10 25.14027 23 30 53.28 +03 33 51.8 19.3 V EU093G96
K09U19S C2009 10 25.15462 23 30 52.56 +03 31 43.7 19.3 V EU093G96
K09U19S C2009 10 25.16192 23 30 52.16 +03 30 38.4 18.9 V EU093G96
K09U19S C2009 10 25.16287 23 30 49.18 +03 30 26.1 19.0 R EU093850
K09U19S C2009 10 25.17704 23 30 48.40 +03 28 19.6 18.2 R EU093850
K09U19S C2009 10 25.19121 23 30 47.84 +03 26 11.4 18.5 R EU093850
K09U19S C2009 10 25.20329 23 30 49.55 +03 24 25.2 19.0 R EU093H01
K09U19S C2009 10 25.20550 23 30 47.15 +03 24 02.3 19.4 R EU093850
K09U19S C2009 10 25.20657 23 30 49.38 +03 23 55.7 19.0 R EU093H01
K09U19S C2009 10 25.21196 23 30 49.08 +03 23 07.3 19.0 R EU093H01
K09U19S C2009 10 25.21601 23 30 48.88 +03 22 30.6 18.6 R EU093H01
K09U19S C2009 10 25.21980 23 30 46.42 +03 21 54.2 18.5 R EU093850
K09U19S C2009 10 25.23382 23 30 45.91 +03 19 46.7 19.4 R EU093850
K09U19S tC2009 10 25.26079 23 30 47.05 +03 15 49.7 EU093291
K09U19S tC2009 10 25.26482 23 30 46.86 +03 15 12.0 EU093291
K09U19S C2009 10 25.26844 23 30 46.67 +03 14 39.8 18.9 R EU093854
K09U19S tC2009 10 25.26861 23 30 46.67 +03 14 39.5 EU093291
K09U19S C2009 10 25.27745 23 30 47.52 +03 13 08.4 18.6 C EU093G58
K09U19S C2009 10 25.27920 23 30 47.45 +03 12 52.4 18.7 C EU093G58
K09U19S C2009 10 25.28093 23 30 47.38 +03 12 36.8 19.2 C EU093G58
K09U19S C2009 10 25.28225 23 30 45.93 +03 12 33.3 18.5 R EU093854
K09U19S C2009 10 25.28718 23 30 45.59 +03 11 49.5 18.3 R EU093854
K09U19S C2009 10 25.73884 23 30 49.09 +02 00 50.5 18.8 V EU093A17
K09U19S C2009 10 25.75003 23 30 48.71 +01 59 02.9 18.9 V EU093A17
K09U19S C2009 10 25.76143 23 30 48.33 +01 57 13.1 19.1 V EU093A17
K09U19S C2009 10 25.77975 23 30 47.61 +01 54 11.8 20.3 V EU093B86
K09U19S C2009 10 25.79259 23 30 47.19 +01 52 08.5 20.2 V EU093B86
K09U19S C2009 10 25.79282 23 30 47.22 +01 52 14.4 18.7 R EU093587
K09U19S C2009 10 25.79360 23 30 46.78 +01 52 06.9 19.4 V EU093B28
K09U19S C2009 10 25.79414 23 30 47.18 +01 52 01.9 19.2 R EU093587
K09U19S IC2009 10 25.79904 23 30 46.96 +01 51 14.1 EU093587
K09U19S C2009 10 25.81385 23 30 45.96 +01 48 50.1 19.8 V EU093B28
K09U19S C2009 10 25.81500 23 30 46.30 +01 48 32.3 20.3 V EU093B86
K09U19S C2009 10 25.81823 23 30 46.93 +01 47 58.0 EU093J95
K09U19S C2009 10 25.82226 23 30 45.98 +01 47 27.0 19.0 R EU093143
K09U19S C2009 10 25.82350 23 30 45.52 +01 47 15.1 18.8 V EU093B28
K09U19S C2009 10 25.82739 23 30 45.77 +01 46 28.2 20.0 V EU093B86
K09U19S C2009 10 25.83084 23 30 46.44 +01 45 56.0 18.9 R EU093J95
K09U19S C2009 10 25.83291 23 30 45.51 +01 45 43.5 18.8 R EU093143
K09U19S C2009 10 25.83635 23 30 45.43 +01 45 03.3 19.6 V EU093B86
K09U19S C2009 10 25.83809 23 30 45.20 +01 44 48.9 19.0 V EU093611
K09U19S C2009 10 25.84188 23 30 45.14 +01 44 10.8 19.2 V EU093611
K09U19S C2009 10 25.85117 23 30 44.73 +01 42 45.6 EU093204
K09U19S C2009 10 25.85809 23 30 44.42 +01 41 37.8 EU093204
K09U19S C2009 10 25.86520 23 30 44.11 +01 40 28.0 18.8 C EU093204
Observer details:
143 Gnosca. Observer S. Sposetti. 0.40-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
291 LPL/Spacewatch II. Observer T. H. Bressi. 1.8-m f/2.7 reflector + CCD.
587 Sormano. Observer F. Manca. 0.5-m f/7 reflector + CCD.
611 Starkenburg. Observers M. Busch, M. Helfert. 0.45-m f/4.4 reflector
+ CCD.
703 Catalina Sky Survey. Observer R. A. Kowalski. 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.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, M. Blythe. Measurer J. Stuart. 1.0-m f/2.15
reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observers D. T. Durig, S. D. Harris,
F. A. Schmidt. 0.30-m f/2.5 Schmidt-Cassegrain + 765x510 CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
B28 Mandi Observatory, Pagnacco. Observer p. corelli. 0.45-m f/4.5 reflector
+ CCD.
B86 Sternwarte Hagen. Observers J. Tiedtke, M. Klein. 0.50-m f/3.0
Deltagraph + CCD.
G58 Chabot Space and Science Center, Oakland. Observers G. McKeegan, C. Jung.
0.9-m f/8 Cassegrain + CCD + f/6.3 focal reducer.
G96 Mt. Lemmon 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. 1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 US19 Earth MOID = 0.0273 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 12.24590 (2000.0) P Q
n 0.42671971 Peri. 229.39422 +0.16082472 -0.98268875
a 1.7473272 Node 211.70821 +0.95014218 +0.17936914
e 0.4708359 Incl. 10.07752 +0.26714274 -0.04636303
P 2.31 H 23.4 G 0.15 U 7
Residuals in seconds of arc
091024 704 0.4+ 0.4+ 091025 850 0.7- 0.7+ 091025 587 0.1+ 0.4+
091024 703 0.5- 1.0- 091025 850 0.9+ 0.1- 091025 587 0.1- 0.2+
091024 703 0.1+ 1.4- 091025 291 0.2+ 0.1+ 091025 B28 0.3+ 0.5+
091024 704 0.6+ 1.4+ 091025 291 0.4+ 1.1- 091025 B86 0.4+ 1.8+
091024 703 0.1- 0.7- 091025 854 1.4+ 0.3+ 091025 J95 0.4+ 0.7-
091024 704 0.4+ 0.8+ 091025 291 0.4+ 0.9+ 091025 143 0.0 0.4-
091024 704 0.3+ 0.9+ 091025 G58 0.1- 0.2+ 091025 B28 0.1+ 0.5-
091025 G96 0.2- 0.2- 091025 G58 0.2+ 0.1+ 091025 B86 0.2- 1.5-
091025 G96 0.1+ 0.4- 091025 G58 0.4+ 0.2+ 091025 J95 0.2+ 0.3+
091025 G96 0.1- 0.5- 091025 854 0.2+ 0.7- 091025 143 0.1- 0.0
091025 850 0.8- 0.7+ 091025 854 1.4- 0.4+ 091025 B86 0.1+ 1.1+
091025 850 1.8- 1.2+ 091025 A17 0.3+ 0.2- 091025 611 1.0- 1.2+
091025 850 0.4+ 0.2+ 091025 A17 0.2+ 0.1+ 091025 611 0.4+ 0.1+
091025 H01 0.0 0.1- 091025 A17 0.5+ 0.3+ 091025 204 0.0 0.1+
091025 850 0.3+ 0.2- 091025 B86 0.1- 1.1- 091025 204 0.0 0.0
091025 H01 0.1+ 0.1- 091025 B86 0.7+ 0.2+ 091025 204 0.1+ 0.1-
091025 H01 0.2- 0.1+ 091025 587 0.1- 0.1+
091025 H01 0.0 0.1- 091025 B28 0.5- 0.4+
Ephemeris:
2009 US19 a,e,i = 1.75, 0.47, 10 q = 0.9246
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 10 26 23 30.72 +01 19.8 0.0689 1.049 141.0 36.6 19.2
2009 10 27 23 30.64 -01 38.1 0.0643 1.043 139.0 38.7 19.1
2009 10 28 23 30.65 -05 02.1 0.0599 1.038 136.7 41.1 19.0
2009 10 29 23 30.75 -08 56.7 0.0558 1.033 133.9 43.8 18.9
2009 10 30 23 30.98 -13 26.4 0.0520 1.028 130.7 47.1 18.8
2009 10 31 23 31.34 -18 35.9 0.0485 1.023 127.0 50.8 18.8
2009 11 01 23 31.86 -24 28.5 0.0455 1.018 122.7 55.2 18.7
2009 11 02 23 32.61 -31 05.3 0.0431 1.013 117.7 60.1 18.8
2009 11 03 23 33.65 -38 22.8 0.0412 1.008 112.2 65.7 18.8
2009 11 04 23 35.10 -46 11.9 0.0401 1.004 106.2 71.6 18.9
2009 11 05 23 37.17 -54 17.7 0.0398 0.999 100.0 77.8 19.1
2009 11 06 23 40.30 -62 21.8 0.0402 0.995 93.8 83.9 19.3
2009 11 07 23 45.46 -70 06.0 0.0414 0.990 88.0 89.6 19.6
2009 11 08 23 55.48 -77 15.6 0.0433 0.986 82.8 94.7 19.9
2009 11 09 00 23.31 -83 40.2 0.0458 0.982 78.2 99.2 20.3
2009 11 10 04 30.46 -88 28.1 0.0489 0.978 74.3 102.9 20.6
2009 11 11 10 19.51 -85 06.4 0.0523 0.974 71.1 106.0 20.9
2009 11 12 10 53.36 -80 48.6 0.0561 0.971 68.5 108.4 21.2
2009 11 13 11 04.75 -77 00.5 0.0602 0.967 66.4 110.3 21.4
2009 11 14 11 10.61 -73 40.8 0.0645 0.964 64.8 111.8 21.6
2009 11 15 11 14.30 -70 45.9 0.0689 0.960 63.5 112.9 21.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-U93
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