MPEC 2006-H54 : 2006 HY50
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M.P.E.C. 2006-H54 Issued 2006 Apr. 28, 04:06 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.
Supported in part by the Brinson Foundation
Supported in part by the TABASGO Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2006 HY50
Observations:
K06H50Y* C2006 04 26.30097 12 37 47.24 +26 10 10.3 21.1 V EH054703
K06H50Y C2006 04 26.30855 12 37 46.77 +26 09 38.3 19.9 V EH054703
K06H50Y C2006 04 26.31615 12 37 46.34 +26 09 09.3 20.2 V EH054703
K06H50Y C2006 04 26.32374 12 37 45.91 +26 08 34.1 20.6 V EH054703
K06H50Y C2006 04 26.33094 12 37 45.69 +26 08 08.1 20.1 V EH054703
K06H50Y C2006 04 26.34065 12 37 45.15 +26 07 27.4 19.7 V EH054703
K06H50Y C2006 04 26.35046 12 37 44.58 +26 06 46.2 20.3 V EH054703
K06H50Y C2006 04 26.36021 12 37 44.14 +26 06 06.5 20.0 V EH054703
K06H50Y C2006 04 26.83644 12 37 22.75 +25 33 35.2 19.7 V EH054A50
K06H50Y C2006 04 26.83912 12 37 22.64 +25 33 24.1 19.9 V EH054A50
K06H50Y C2006 04 26.84334 12 37 22.43 +25 33 06.7 20.0 V EH054A50
K06H50Y C2006 04 27.16091 12 37 08.47 +25 11 43.1 20.5 R EH054734
K06H50Y C2006 04 27.16540 12 37 08.25 +25 11 24.3 20.6 R EH054734
K06H50Y C2006 04 27.16991 12 37 08.00 +25 11 06.8 20.4 R EH054734
K06H50Y 7C2006 04 27.34810 12 36 59.49 +24 59 10.0 EH054696
K06H50Y 7C2006 04 27.35218 12 36 59.25 +24 58 53.7 EH054696
K06H50Y C2006 04 27.95878 12 36 34.62 +24 18 31.2 EH054J95
K06H50Y C2006 04 27.96178 12 36 34.42 +24 18 18.9 EH054J95
K06H50Y C2006 04 27.96451 12 36 34.34 +24 18 07.6 20.5 R EH054J95
Observer details:
696 Whipple Observatory, Mt. Hopkins. Observer K. Smalley. Measurer
T. B. Spahr. 1.2-m reflector + KeplerCam.
703 Catalina Sky Survey. Observer R. A. Kowalski. 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.
734 Farpoint Observatory. Observer G. Hug. Measurer D. Tibbets. 0.7-m
reflector + CCD.
A50 Andrushivka Astronomical Observatory. Observer O. Gerashchenko. 0.6-m
f/2.0 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2006 HY50 Earth MOID = 0.3080 AU
Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 MPC
M 4.42815 (2000.0) P Q
n 0.17017803 Peri. 81.11538 -0.49238103 -0.80973471
a 3.2250297 Node 43.61651 +0.49767160 -0.56279479
e 0.6928201 Incl. 27.56331 +0.71406155 -0.16610756
P 5.79 H 19.5 G 0.15 U 9
Residuals in seconds of arc
060426 703 0.3+ 0.4- 060426 703 0.7+ 0.8+ 060427 696 0.1+ 0.1-
060426 703 0.6- 1.1- 060426 A50 0.0 0.3+ 060427 696 0.6- 0.1+
060426 703 0.9- 1.3+ 060426 A50 0.3+ 0.1+ 060427 J95 0.4+ 0.4+
060426 703 1.3- 2.5- 060426 A50 0.3+ 0.1- 060427 J95 0.5- 0.0
060426 703 0.9+ 1.3+ 060427 734 0.5+ 0.0 060427 J95 0.1+ 0.4-
060426 703 0.5+ 0.7+ 060427 734 0.5+ 0.7-
060426 703 0.2- 0.1+ 060427 734 0.1+ 0.0
Ephemeris:
2006 HY50 a,e,i = 3.23, 0.69, 28 q = 0.9907
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2006 04 25 12 38.90 +27 40.9 0.538 1.431 133.8 30.5 20.2
2006 04 30 12 35.36 +22 07.4 0.587 1.476 134.0 29.4 20.5
2006 05 05 12 33.47 +17 13.3 0.643 1.522 133.1 28.9 20.7
2006 05 10 12 32.89 +12 55.9 0.705 1.567 131.3 28.9 21.0
2006 05 15 12 33.38 +09 11.1 0.773 1.613 129.0 29.1 21.3
2006 05 20 12 34.73 +05 54.3 0.846 1.659 126.3 29.4 21.5
2006 05 25 12 36.81 +03 01.2 0.923 1.705 123.4 29.7 21.8
2006 05 30 12 39.52 +00 27.8 1.004 1.751 120.4 29.9 22.0
2006 06 04 12 42.77 -01 49.1 1.089 1.797 117.3 30.1 22.3
Gareth V. Williams (C) Copyright 2006 MPC M.P.E.C. 2006-H54
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