MPEC 2009-H58 : 2009 HU58
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M.P.E.C. 2009-H58 Issued 2009 Apr. 26, 22:21 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 HU58
Observations:
K09H58U* C2009 04 25.24667 14 49 42.96 +50 30 08.8 20.7 V EH058703
K09H58U C2009 04 25.25201 14 49 41.05 +50 30 29.2 19.5 V EH058703
K09H58U C2009 04 25.25751 14 49 38.92 +50 30 49.3 20.4 V EH058703
K09H58U C2009 04 25.26300 14 49 37.02 +50 31 10.5 19.8 V EH058703
K09H58U C2009 04 25.37780 14 48 54.07 +50 38 26.4 19.9 V EH058703
K09H58U C2009 04 25.38418 14 48 51.69 +50 38 49.9 19.7 V EH058703
K09H58U C2009 04 25.82763 14 46 07.04 +51 06 44.1 EH058118
K09H58U C2009 04 25.83984 14 46 02.38 +51 07 31.2 EH058118
K09H58U C2009 04 25.86125 14 45 54.09 +51 08 51.4 19.2 V EH058A74
K09H58U C2009 04 25.87200 14 45 49.89 +51 09 33.4 20.0 R EH058113
K09H58U C2009 04 25.87506 14 45 48.81 +51 09 43.5 19.9 V EH058A74
K09H58U C2009 04 25.88079 14 45 46.52 +51 10 07.2 19.6 R EH058113
K09H58U C2009 04 25.88597 14 45 44.61 +51 10 25.4 EH058J95
K09H58U C2009 04 25.88894 14 45 43.20 +51 10 38.1 19.7 V EH058A74
K09H58U C2009 04 25.88956 14 45 43.07 +51 10 41.3 19.9 R EH058113
K09H58U C2009 04 25.88968 14 45 43.29 +51 10 39.6 EH058J95
K09H58U C2009 04 25.89160 14 45 42.38 +51 10 48.0 19.9 V EH058A17
K09H58U C2009 04 25.89366 14 45 41.70 +51 10 55.3 19.7 R EH058J95
K09H58U C2009 04 25.89835 14 45 39.67 +51 11 14.3 19.5 R EH058113
K09H58U C2009 04 25.90333 14 45 37.85 +51 11 33.1 20.0 V EH058A17
K09H58U C2009 04 25.91506 14 45 33.30 +51 12 18.0 20.0 V EH058A17
K09H58U C2009 04 25.95625 14 45 17.01 +51 14 56.0 19.5 R EH058473
K09H58U C2009 04 25.95833 14 45 16.20 +51 15 04.0 19.5 R EH058473
K09H58U C2009 04 26.27041 14 43 13.98 +51 34 54.1 20.2 V EH058703
K09H58U C2009 04 26.27102 14 43 13.89 +51 34 55.6 19.2 V EH058703
K09H58U C2009 04 26.27163 14 43 13.61 +51 34 59.1 19.9 V EH058703
K09H58U C2009 04 26.27223 14 43 13.32 +51 35 01.6 20.3 V EH058703
K09H58U 5C2009 04 26.31980 14 42 54.29 +51 38 03.0 20.0 R EH058673
K09H58U 5C2009 04 26.32546 14 42 51.90 +51 38 23.8 EH058673
K09H58U 5C2009 04 26.33160 14 42 49.47 +51 38 46.4 EH058673
K09H58U 1C2009 04 26.33316 14 42 48.92 +51 38 48.6 EH058658
K09H58U 1C2009 04 26.33427 14 42 48.47 +51 38 52.9 EH058658
K09H58U 1C2009 04 26.33537 14 42 48.02 +51 38 57.1 EH058658
K09H58U 5C2009 04 26.33935 14 42 46.37 +51 39 15.3 EH058673
Observer details:
113 Volkssternwarte Drebach, Schoenbrunn. Observers G. Lehmann, M. Lehmann.
0.5-m f/6.7 reflector + CCD.
118 Modra. Observers S. Gajdos, J. Vilagi. 0.6-m f/5.5 reflector + CCD.
473 Remanzacco. Observers L. Donato, M. Gonano, V. Gonano, E. Guido,
M. Travagini, G. Sostero. 0.45-m f/4.4 Newtonian reflector + CCD.
658 National Research Council of Canada. Observers D. D. Balam, E. Chisholm.
Measurer D. D. Balam. 1.82-m Plaskett telescope + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
703 Catalina Sky Survey. Observers E. Beshore, A. R. Gibbs. 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.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
A74 Bergen-Enkheim Observatory. Observer U. Suessenberger. 0.4-m f/4
Newtonian reflector.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 HU58 Earth MOID = 0.2718 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 358.65453 (2000.0) P Q
n 0.31035339 Peri. 285.35106 +0.81130169 +0.25741056
a 2.1605537 Node 62.41884 +0.11236459 +0.81245595
e 0.9138733 Incl. 36.31400 -0.57372796 +0.52312057
P 3.18 H 18.9 G 0.15 U 9
Residuals in seconds of arc
090425 703 0.7- 0.1- 090425 J95 0.3- 0.2+ 090426 703 0.6- 0.8-
090425 703 0.1- 0.1- 090425 A74 1.7- 0.2+ 090426 703 0.9- 0.3+
090425 703 1.0- 1.0- 090425 113 0.1+ 0.8+ 090426 703 1.3- 0.5+
090425 703 0.3+ 0.7- 090425 J95 0.8+ 0.2+ 090426 673 0.2+ 0.9+
090425 703 0.5- 0.4+ 090425 A17 0.3+ 0.2- 090426 673 0.5- 0.1+
090425 703 0.3- 0.1- 090425 J95 0.4+ 0.6+ 090426 673 0.2+ 0.7-
090425 118 0.2- 0.0 090425 113 0.3+ 0.2+ 090426 658 0.2+ 0.5-
090425 118 0.4+ 0.3+ 090425 A17 0.7+ 0.0 090426 658 0.2+ 0.4-
090425 A74 0.4- 0.4- 090425 A17 1.0+ 0.0 090426 658 0.1+ 0.4-
090425 113 0.0 0.1+ 090425 473 0.3+ 0.3- 090426 673 0.8+ 1.3-
090425 A74 0.4+ 1.2- 090425 473 0.4+ 0.2-
090425 113 0.4+ 0.3+ 090426 703 2.1- 0.0
Ephemeris:
2009 HU58 a,e,i = 2.16, 0.91, 36 q = 0.1861
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 04 19 15 18.74 +44 13.3 0.645 1.446 120.9 36.6 20.2
2009 04 24 14 56.84 +49 12.0 0.580 1.370 117.0 40.8 20.0
2009 04 29 14 22.74 +54 27.9 0.523 1.291 111.1 46.7 19.8
2009 05 04 13 29.25 +59 23.2 0.476 1.209 103.2 54.3 19.7
2009 05 09 12 09.48 +62 34.1 0.441 1.124 93.1 63.8 19.6
2009 05 14 10 31.54 +62 04.5 0.419 1.034 81.3 75.1 19.7
2009 05 19 09 03.25 +57 16.1 0.413 0.940 68.2 87.8 19.9
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-H58
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