MPEC 2004-H46 : 2004 HF12
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M.P.E.C. 2004-H46 Issued 2004 Apr. 22, 11:43 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 Steven and Michele Kirsch Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 HF12
Observations:
K04H12F* C2004 04 20.14183 08 06 02.85 +26 08 52.7 19.8 EH046704
K04H12F C2004 04 20.15318 08 06 12.48 +26 07 38.2 20.3 EH046704
K04H12F C2004 04 20.16446 08 06 21.86 +26 06 22.7 20.3 EH046704
K04H12F C2004 04 20.17570 08 06 31.21 +26 05 07.9 20.1 EH046704
K04H12F C2004 04 20.18700 08 06 40.70 +26 03 52.0 19.8 EH046704
K04H12F 5C2004 04 21.19201 08 20 39.79 +24 10 56.3 19.5 R EH046673
K04H12F 5C2004 04 21.19317 08 20 40.86 +24 10 47.0 EH046673
K04H12F 5C2004 04 21.19595 08 20 43.02 +24 10 28.6 EH046673
K04H12F 5C2004 04 21.19792 08 20 44.51 +24 10 15.9 EH046673
K04H12F 5C2004 04 21.19896 08 20 45.41 +24 10 07.6 EH046673
K04H12F 5C2004 04 21.20208 08 20 47.92 +24 09 46.7 EH046673
K04H12F C2004 04 21.92963 08 30 34.88 +22 45 31.8 20.2 R EH046J95
K04H12F VC2004 04 21.96627 08 31 03.91 +22 41 13.1 20.1 R EH046J95
K04H12F C2004 04 22.14846 08 33 28.56 +22 20 16.0 19.8 R EH046854
K04H12F C2004 04 22.15392 08 33 32.71 +22 19 37.2 19.5 R EH046854
K04H12F C2004 04 22.15929 08 33 36.99 +22 18 59.8 19.9 R EH046854
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.6-m
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.356-m f/10.0
Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2004 HF12 PHA 0.028
Epoch 2004 Apr. 5.0 TT = JDT 2453100.5 MPC
M 11.26521 (2000.0) P Q
n 0.36050965 Peri. 103.04317 -0.59083933 -0.80171823
a 1.9552012 Node 23.88248 +0.62641002 -0.52640619
e 0.6160485 Incl. 12.88974 +0.50844801 -0.28309786
P 2.73 H 20.7 G 0.15
From 16 observations 2004 Apr. 20-22.
Ephemeris:
2004 HF12 a,e,i = 1.96, 0.62, 13 q = 0.7507
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 04 15 06 48.93 +34 02.0 0.212 0.971 75.3 92.5 20.6
2004 04 25 09 08.50 +16 44.5 0.214 1.063 99.5 69.1 19.9
2004 05 05 10 35.85 +00 23.0 0.281 1.157 115.4 51.9 20.2
2004 05 15 11 27.11 -09 02.7 0.386 1.254 120.9 43.8 20.8
2004 05 25 12 01.47 -14 23.6 0.510 1.349 121.2 40.0 21.5
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-H46
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