MPEC 2004-S66 : COMET P/2004 NL21 (LINEAR)
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M.P.E.C. 2004-S66 Issued 2004 Sept. 27, 00:15 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
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 NL21 (LINEAR)
Observations:
PK04N21L C2004 09 18.24425 22 21 32.75 -05 24 57.1 17.6 T ES066704
PK04N21L C2004 09 18.25653 22 21 32.10 -05 24 51.5 18.6 T ES066704
PK04N21L C2004 09 18.26870 22 21 31.53 -05 24 44.5 18.0 T ES066704
PK04N21L C2004 09 18.28086 22 21 30.92 -05 24 38.8 17.9 T ES066704
PK04N21L C2004 09 18.29307 22 21 30.32 -05 24 32.4 18.0 T ES066704
PK04N21L C2004 09 18.81520 22 21 06.52 -05 20 08.6 ES066587
PK04N21L C2004 09 18.81700 22 21 06.36 -05 20 07.0 ES066587
PK04N21L C2004 09 18.82103 22 21 06.21 -05 20 05.3 ES066587
PK04N21L C2004 09 18.85911 22 21 04.40 -05 19 46.3 ES066246
PK04N21L C2004 09 18.85985 22 21 04.39 -05 19 45.5 ES066246
PK04N21L C2004 09 18.86075 22 21 04.31 -05 19 45.4 ES066246
PK04N21L C2004 09 18.86134 22 21 04.29 -05 19 45.1 ES066246
PK04N21L C2004 09 18.86206 22 21 04.26 -05 19 44.7 ES066246
PK04N21L C2004 09 18.86343 22 21 04.19 -05 19 44.1 ES066246
PK04N21L C2004 09 18.94669 22 21 00.22 -05 19 01.6 17.9 T ES066215
PK04N21L C2004 09 18.94728 22 21 00.20 -05 19 01.3 18.2 T ES066215
PK04N21L C2004 09 18.94787 22 21 00.18 -05 19 01.2 18.6 T ES066215
PK04N21L C2004 09 18.96389 22 20 59.42 -05 18 52.9 ES066204
PK04N21L C2004 09 18.96855 22 20 59.24 -05 18 50.5 ES066204
PK04N21L C2004 09 18.98294 22 20 58.51 -05 18 43.2 16.8 T ES066204
PK04N21L C2004 09 21.52193 22 19 07.88 -04 57 11.7 ES066349
PK04N21L C2004 09 21.52789 22 19 07.57 -04 57 09.1 ES066349
PK04N21L C2004 09 21.53396 22 19 07.32 -04 57 06.2 ES066349
PK04N21L C2004 09 21.53978 22 19 07.08 -04 57 03.0 16.6 T ES066349
PK04N21L C2004 09 22.83046 22 18 14.93 -04 46 06.5 17.1 N ES066213
PK04N21L C2004 09 22.83112 22 18 14.92 -04 46 06.0 17.1 N ES066213
PK04N21L C2004 09 22.83819 22 18 14.64 -04 46 02.9 17.0 N ES066213
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/3.34 Newtonian
reflector + CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/6.6 Schmidt-Cassegrain + CCD.
215 Buchloe. Observer W. Hasubick. 0.44-m f/4.6 reflector + CCD.
246 Klet Observatory-KLENOT. Observers J. Ticha, M. Tichy, M. Kocer.
Measurer M. Tichy. 1.06-m KLENOT Telescope + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
587 Sormano. Observer F. Manca. 0.5-m f/6 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.
Orbital elements:
P/2004 NL21 (LINEAR)
Epoch 2004 Oct. 2.0 TT = JDT 2453280.5
T 2004 Oct. 13.02154 TT MPC
q 2.0828024 (2000.0) P Q
n 0.12404772 Peri. 17.99324 +0.99085860 +0.06951159
a 3.9817762 Node 337.06186 -0.12728550 +0.76566123
e 0.4769162 Incl. 17.25679 +0.04469497 +0.63947714
P 7.95
From 108 observations 1996 Sept. 8-2004 Sept. 22, mean residual 0".66.
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-S66
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