MPEC 2004-J13 : COMET P/2004 H3 (LARSEN)
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M.P.E.C. 2004-J13 Issued 2004 May 1, 19:00 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
COMET P/2004 H3 (LARSEN)
Observations:
PK04H030 C2004 04 25.03346 14 46 51.78 -16 27 21.3 18.9 N EJ013859
PK04H030 C2004 04 25.04029 14 46 51.58 -16 27 14.8 19.1 N EJ013859
PK04H030 C2004 04 25.04659 14 46 51.18 -16 27 08.1 18.3 N EJ013859
PK04H030 C2004 04 25.30958 14 46 42.17 -16 23 00.8 19.2 T EJ013704
PK04H030 C2004 04 25.32019 14 46 41.74 -16 22 50.7 19.0 T EJ013704
PK04H030 C2004 04 25.32997 14 46 41.44 -16 22 40.7 19.3 T EJ013704
PK04H030 2004 04 25.60694 14 46 32.25 -16 18 18.3 18.2 T EJ013372
PK04H030 C2004 04 26.00727 14 46 18.25 -16 11 50.9 19.2 T EJ013204
PK04H030 C2004 04 26.02742 14 46 17.48 -16 11 31.9 EJ013204
PK04H030 C2004 04 26.05149 14 46 16.64 -16 11 09.1 18.5 T EJ013204
PK04H030 C2004 04 26.28949 14 46 08.57 -16 07 18.5 18.4 T EJ013699
PK04H030 C2004 04 26.30374 14 46 08.13 -16 07 04.3 EJ013699
PK04H030 C2004 04 26.31798 14 46 07.65 -16 06 50.8 EJ013699
PK04H030 C2004 04 26.33226 14 46 07.10 -16 06 37.6 EJ013699
PK04H030 C2004 04 27.57257 14 45 24.57 -15 46 44.1 19.2 T EJ013D74
PK04H030 C2004 04 27.57951 14 45 24.07 -15 46 34.5 19.4 T EJ013D74
PK04H030 C2004 04 27.58653 14 45 23.63 -15 46 23.1 19.1 T EJ013D74
PK04H030 C2004 04 28.67685 14 44 45.71 -15 28 49.8 18.6 T EJ013360
PK04H030 C2004 04 28.68176 14 44 45.44 -15 28 43.8 EJ013360
PK04H030 C2004 04 28.68572 14 44 45.33 -15 28 40.7 EJ013360
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 Newtonian
+ CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/5.8 Ritchey-Chretien + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
699 Lowell Observatory-LONEOS. Observer B. A. Skiff. 0.59-m LONEOS Schmidt
+ 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.
859 Wykrota Observatory-CEAMIG. Observer C. Jacques. 0.30-m f/3.0
Schmidt-Cassegrain + CCD.
D74 Nakagawa. Observers H. Hori, H. Maeno. 1.13-m f/6.75 reflector + CCD.
Orbital elements:
P/2004 H3 (Larsen)
T 2004 Mar. 15.184 TT MPC
q 2.46206 (2000.0) P Q
n 0.125624 Peri. 347.348 -0.865892 +0.411656
a 3.94841 Node 221.001 -0.412879 -0.908901
e 0.37644 Incl. 25.670 -0.282422 +0.066625
P 7.85
From 50 observations 2004 Apr. 22-28.
Ephemeris:
P/2004 H3 (Larsen)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 04 25 14 46.88 -16 27.9 1.479 2.477 170.8 3.7 17.8
2004 05 05 14 41.08 -13 46.5 1.478 2.486 176.8 1.3 17.8
2004 05 15 14 35.65 -11 10.2 1.505 2.496 165.1 6.0 17.9
2004 05 25 14 31.45 -08 49.9 1.559 2.507 153.7 10.3 18.0
2004 06 04 14 29.10 -06 53.4 1.636 2.521 142.9 14.1 18.1
2004 06 14 14 28.87 -05 23.9 1.734 2.536 132.8 17.1 18.2
2004 06 24 14 30.85 -04 21.2 1.847 2.552 123.4 19.4 18.4
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-J13
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