MPEC 2004-J04 : COMET C/2001 Q4 (NEAT)
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M.P.E.C. 2004-J04 Issued 2004 May 1, 17:54 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 C/2001 Q4 (NEAT)
Observations:
CK01Q040 C2004 04 23.36145 04 18 27.96 -61 13 22.0 10.4 N EJ004467
CK01Q040 C2004 04 23.37040 04 18 35.95 -61 12 51.5 11.4 N EJ004422
CK01Q040 C2004 04 23.37088 04 18 36.37 -61 12 49.5 11.4 N EJ004422
CK01Q040 C2004 04 23.37138 04 18 36.81 -61 12 47.5 11.5 N EJ004422
CK01Q040 C2004 04 23.37184 04 18 37.23 -61 12 45.7 11.5 N EJ004422
CK01Q040 C2004 04 23.37227 04 18 37.63 -61 12 43.9 11.3 N EJ004422
CK01Q040 C2004 04 23.37271 04 18 38.02 -61 12 42.2 11.5 N EJ004422
CK01Q040 C2004 04 23.38480 04 18 48.95 -61 11 47.4 10.5 N EJ004467
CK01Q040 C2004 04 23.41053 04 19 12.14 -61 10 02.9 10.9 N EJ004467
CK01Q040 C2004 04 23.42817 04 19 28.05 -61 08 50.9 10.6 N EJ004467
CK01Q040 C2004 04 23.46385 04 20 00.36 -61 06 25.0 10.7 N EJ004467
CK01Q040 C2004 04 24.38744 04 33 58.00 -59 58 48.2 10.7 N EJ004422
CK01Q040 C2004 04 24.38781 04 33 58.35 -59 58 46.4 10.7 N EJ004422
CK01Q040 C2004 04 24.38822 04 33 58.72 -59 58 44.4 10.5 N EJ004422
CK01Q040 C2004 04 24.38896 04 33 59.39 -59 58 40.7 10.6 N EJ004422
CK01Q040 C2004 04 24.38933 04 33 59.72 -59 58 39.0 10.4 N EJ004422
CK01Q040 C2004 04 24.94319 04 42 28.52 -59 12 19.6 10.4 N EJ004859
CK01Q040 C2004 04 24.94744 04 42 32.45 -59 11 57.2 10.3 N EJ004859
CK01Q040 C2004 04 24.95030 04 42 35.06 -59 11 41.5 10.4 N EJ004859
CK01Q040 C2004 04 24.95313 04 42 37.65 -59 11 26.9 10.4 N EJ004859
CK01Q040 C2004 04 25.39413 04 49 25.74 -58 31 09.8 10.4 N EJ004422
CK01Q040 C2004 04 25.39540 04 49 26.90 -58 31 02.4 10.5 N EJ004422
CK01Q040 C2004 04 25.39606 04 49 27.51 -58 30 58.6 10.5 N EJ004422
CK01Q040 C2004 04 25.39683 04 49 28.22 -58 30 54.2 10.5 N EJ004422
CK01Q040 C2004 04 25.39767 04 49 29.00 -58 30 49.3 10.5 N EJ004422
CK01Q040 C2004 04 25.40653 04 49 37.31 -58 29 55.8 10.7 N EJ004415
CK01Q040 C2004 04 25.42733 04 49 56.53 -58 27 59.3 9.4 T EJ004D86
CK01Q040 C2004 04 25.43321 04 50 02.43 -58 27 30.5 10.2 T EJ004D86
CK01Q040 C2004 04 25.43753 04 50 05.85 -58 26 58.5 9.3 T EJ004D86
CK01Q040 C2004 04 26.30148 05 03 28.49 -56 58 17.3 9.4 N EJ004467
CK01Q040 C2004 04 26.33919 05 04 03.41 -56 54 04.0 9.0 N EJ004467
CK01Q040 C2004 04 26.35331 05 04 16.45 -56 52 29.3 9.3 N EJ004467
CK01Q040 C2004 04 26.47332 05 06 08.05 -56 38 58.4 11.0 N EJ004415
CK01Q040 C2004 04 27.42690 05 20 52.60 -54 42 22.4 11.0 N EJ004415
CK01Q040 C2004 04 29.34190 05 49 57.48 -49 50 58.5 9.8 N EJ004467
CK01Q040 C2004 04 29.35508 05 50 09.24 -49 48 40.0 10.1 N EJ004467
CK01Q040 C2004 04 29.36194 05 50 15.34 -49 47 27.8 9.9 N EJ004467
CK01Q040 C2004 04 30.36679 06 04 59.94 -46 40 23.9 8.7 N EJ004E25
CK01Q040 C2004 04 30.36875 06 05 01.61 -46 40 00.4 8.7 N EJ004E25
CK01Q040 C2004 04 30.37071 06 05 03.30 -46 39 36.9 8.7 N EJ004E25
CK01Q040 C2004 04 30.37267 06 05 04.96 -46 39 13.4 8.7 N EJ004E25
Observer details:
415 Kambah, near Canberra. Observer D. Herald. 0.36-m reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
467 Auckland Observatory. Observer T. Natusch. Measurer G. W. Christie.
0.35-m f/11 Schmidt-Cassegrain + CCD.
859 Wykrota Observatory-CEAMIG. Observer C. Jacques. 0.30-m f/3.0
Schmidt-Cassegrain + CCD.
D86 Penwortham. Observer J. H. Tilbrook. 0.20-m f/3.5 reflector + CCD.
E25 Rochedale (APTA). Observer S. Sinclair. 0.25-m f/3.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
C/2001 Q4 (NEAT)
Epoch 2004 June 4.0 TT = JDT 2453160.5
T 2004 May 15.96451 TT MPC
q 0.9619480 (2000.0) P Q
z -0.0003095 Peri. 1.20063 -0.86516519 -0.06633967
+/-0.0000185 Node 210.27846 -0.46793181 -0.24969453
e 1.0002977 Incl. 99.64241 -0.18035802 +0.96604953
From 549 observations 2001 Aug. 24-2004 Apr. 30, mean residual 0".70. Non-
gravitational parameters A1 = +4.79 +/- 0.21, A2 = -2.8425 +/- 0.1191.
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-J04
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