MPEC 2004-B27 : COMET P/2004 A1
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.
Read MPEC 2004-B26
Read MPEC 2004-B28
M.P.E.C. 2004-B27 Issued 2004 Jan. 20, 17:35 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 A1
Observations:
PK04A010 C2003 10 25.45444 08 46 21.55 +16 49 45.1 20.4 N EB027691
PK04A010 C2003 10 25.47896 08 46 22.18 +16 49 44.0 20.9 N EB027691
PK04A010 C2003 10 25.50077 08 46 22.76 +16 49 42.7 20.7 N EB027691
PK04A010 C2004 01 14.60728 08 44 53.31 +18 15 34.8 18.3 T EB027349
PK04A010 C2004 01 14.61160 08 44 53.24 +18 15 35.2 EB027349
PK04A010 C2004 01 14.61591 08 44 53.10 +18 15 36.1 EB027349
PK04A010 C2004 01 14.96284 08 44 44.43 +18 16 33.8 19.2 N EB027J95
PK04A010 C2004 01 14.96858 08 44 44.26 +18 16 34.1 19.7 N EB027J95
PK04A010 C2004 01 14.97449 08 44 44.07 +18 16 36.0 18.9 N EB027J95
PK04A010 C2004 01 15.56285 08 44 29.15 +18 18 16.5 17.5 T EB027372
PK04A010 C2004 01 15.60231 08 44 28.16 +18 18 23.2 18.8 T EB027360
PK04A010 C2004 01 15.60689 08 44 28.01 +18 18 24.7 EB027360
PK04A010 C2004 01 15.61126 08 44 27.91 +18 18 24.7 EB027360
PK04A010 C2004 01 16.00143 08 44 17.95 +18 19 31.2 18.0 T EB027204
PK04A010 C2004 01 16.00866 08 44 17.72 +18 19 32.1 EB027204
PK04A010 C2004 01 16.01883 08 44 17.40 +18 19 34.4 18.3 N EB027204
PK04A010 C2004 01 16.30947 08 44 10.01 +18 20 24.3 18.2 T EB027644
PK04A010 C2004 01 16.33089 08 44 09.41 +18 20 28.3 18.2 T EB027644
PK04A010 C2004 01 16.35859 08 44 08.72 +18 20 33.0 18.4 T EB027644
PK04A010 C2004 01 17.07789 08 43 50.12 +18 22 35.6 18.6 N EB027J95
PK04A010 C2004 01 17.08382 08 43 49.93 +18 22 36.8 18.6 N EB027J95
PK04A010 C2004 01 17.08967 08 43 49.85 +18 22 37.1 18.8 N EB027J95
PK04A010 C2004 01 17.61538 08 43 36.01 +18 24 08.4 EB027900
PK04A010 C2004 01 17.63131 08 43 35.75 +18 24 10.8 18.5 T EB027360
PK04A010 C2004 01 17.63517 08 43 35.66 +18 24 11.3 EB027360
PK04A010 C2004 01 17.64112 08 43 35.44 +18 24 12.3 16.9 T EB027900
PK04A010 C2004 01 18.15619 08 43 21.93 +18 25 40.7 19.3 N EB027J95
PK04A010 C2004 01 18.16095 08 43 21.84 +18 25 41.7 EB027J95
PK04A010 C2004 01 18.16477 08 43 21.70 +18 25 42.3 19.0 N EB027J95
PK04A010 C2004 01 19.25858 08 42 52.96 +18 28 52.3 18.8 T EB027691
PK04A010 C2004 01 19.28612 08 42 52.24 +18 28 57.4 17.3 T EB027703
PK04A010 C2004 01 19.28716 08 42 52.19 +18 28 57.4 18.8 T EB027691
PK04A010 C2004 01 19.29764 08 42 51.94 +18 28 59.3 18.4 T EB027703
PK04A010 C2004 01 19.30910 08 42 51.59 +18 29 01.6 18.5 T EB027703
PK04A010 C2004 01 19.31703 08 42 51.37 +18 29 02.6 18.8 T EB027691
PK04A010 C2004 01 19.32059 08 42 51.11 +18 29 02.2 19.5 T EB027703
PK04A010 C2004 01 19.58681 08 42 44.35 +18 29 48.1 17.5 T EB027372
PK04A010 C2004 01 19.63576 08 42 43.01 +18 29 56.5 17.7 T EB027372
PK04A010 C2004 01 19.86230 08 42 36.99 +18 30 35.9 18.9 N EB027J87
PK04A010 C2004 01 19.87110 08 42 36.75 +18 30 37.7 18.9 N EB027J87
PK04A010 C2004 01 20.25750 08 42 26.37 +18 31 46.5 17.9 T EB027H41
PK04A010 C2004 01 20.25995 08 42 26.30 +18 31 46.9 18.0 T EB027H41
PK04A010 C2004 01 20.26336 08 42 26.19 +18 31 47.0 17.9 T EB027H41
PK04A010 C2004 01 20.26712 08 42 26.13 +18 31 47.8 17.9 T EB027H41
PK04A010 C2004 01 20.27068 08 42 25.97 +18 31 48.5 18.0 T EB027H41
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 Newtonian
+ CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + 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.
644 Palomar Mountain/NEAT. Observers S. Pravdo, D. MacDonald, K. Lawrence,
M. Hicks. 1.2-m Schmidt + CCD.
691 Steward Observatory, Kitt Peak. Observers M. Block, R. S. McMillan.
0.9-m f/3 reflector + CCD.
703 Catalina Sky Survey. Observers S. Larson, E. Beshore, E. Christensen,
R. Hill, S. Kolar, D. McLean. 0.68-m f/1.8 Schmidt + CCD.
900 Moriyama. Observer Y. Ikari. 0.25-m f/6.3 Schmidt-Cassegrain + CCD.
H41 Petit Jean Mountain. Observer P. C. Sherrod. 0.41-m f/3.7
Schmidt-Cassegrain + CCD.
J87 La Canada. Observer J. Lacruz. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.30-m f/6.3 Schmidt-Cassegrain
+ CCD.
Orbital elements:
P/2004 A1
Epoch 2004 Aug. 23.0 TT = JDT 2453240.5
T 2004 Aug. 22.06046 TT MPC
q 5.4654581 (2000.0) P Q
n 0.04442222 Peri. 20.14255 -0.81824484 -0.55498671
a 7.8959167 Node 125.24588 +0.49909676 -0.81520250
e 0.3078121 Incl. 10.57529 +0.28526796 -0.16563404
P 22.19
Residuals in seconds of arc
031025 691 0.2- 0.1- 040114 349 1.0- 0.2+ 040117 360 0.5+ 0.5-
031025 691 0.1- 0.1+ 040114 349 0.4- 0.1- 040117 900 0.3- 0.5-
031025 691 0.3+ 0.0 040114 349 0.8- 0.1+ 040118 J95 0.2+ 0.3-
031218 291 0.2- 0.1+ 040114 J95 0.4+ 0.5- 040118 J95 0.7+ 0.1-
031218 291 0.1- 0.1+ 040114 J95 0.1+ 1.2- 040118 J95 0.2+ 0.2-
031218 291 0.7+ 0.0 040114 J95 0.4- 0.3- 040119 691 0.3- 0.1+
040105 703 1.1- 0.5+ 040115 372 0.2- 0.3- 040119 703 0.1+ 0.4+
040105 703 0.1- 0.1+ 040115 360 0.3+ 0.4- 040119 691 0.2- 0.2+
040105 703 (2.6- 1.2-) 040115 360 0.1- 0.3+ 040119 703 0.3+ 0.3+
040105 703 (1.1- 2.3-) 040115 360 0.1+ 0.5- 040119 703 0.3- 0.6+
040113 699 0.5- 0.7+ 040116 204 0.9+ 0.2- 040119 691 0.4- 0.2+
040113 699 0.4+ 0.2- 040116 204 0.4+ 0.5- 040119 703 (2.7- 0.8-)
040113 699 0.2- 0.3- 040116 204 0.4- 0.1+ 040119 372 1.1+ 0.9-
040113 699 0.7- 1.1+ 040116 644 0.2+ 0.1- 040119 372 1.0+ 1.1-
040113 673 0.7+ 0.0 040116 644 0.3- 0.2+ 040119 J87 0.1- 0.5-
040113 673 0.5+ 0.1- 040116 644 0.3+ 0.2+ 040119 J87 0.1- 0.2-
040113 673 0.6+ 0.1+ 040117 J95 0.5+ 0.1+ 040120 H41 0.4- 1.1+
040113 673 0.6+ 0.1+ 040117 J95 0.1+ 0.3+ 040120 H41 0.4- 1.0+
040113 J95 0.1+ 0.1- 040117 J95 1.1+ 0.4- 040120 H41 0.6- 0.5+
040113 J95 0.2- 0.1+ 040117 900 2.0- 0.0 040120 H41 0.0 0.7+
040113 J95 0.3+ 0.2- 040117 360 0.3+ 0.4- 040120 H41 0.9- 0.8+
Ephemeris:
P/2004 A1
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 01 16 08 44.30 +18 19.5 4.576 5.537 166.5 2.4 17.2 19.3
2004 01 26 08 39.84 +18 48.5 4.547 5.531 177.8 0.4 17.2 19.1
2004 02 05 08 35.28 +19 17.2 4.549 5.525 170.8 1.6 17.2 19.2
2004 02 15 08 30.97 +19 44.2 4.583 5.519 159.6 3.6 17.2 19.4
2004 02 25 08 27.25 +20 08.2 4.645 5.514 148.6 5.4 17.2 19.5
2004 03 06 08 24.42 +20 28.1 4.733 5.508 137.8 6.9 17.3 19.6
2004 03 16 08 22.67 +20 43.5 4.843 5.504 127.4 8.3 17.3 19.7
2004 03 26 08 22.12 +20 54.1 4.970 5.499 117.3 9.3 17.4 19.8
2004 04 05 08 22.83 +20 59.8 5.110 5.495 107.5 10.0 17.4 19.9
2004 04 15 08 24.76 +21 00.7 5.258 5.491 98.2 10.4 17.5 20.0
2004 04 25 08 27.85 +20 57.1 5.410 5.487 89.1 10.6 17.6 20.0
2004 05 05 08 32.02 +20 49.1 5.561 5.483 80.4 10.4 17.6 20.1
2004 05 15 08 37.13 +20 36.9 5.709 5.480 71.9 10.1 17.7 20.1
2004 05 25 08 43.10 +20 20.9 5.850 5.477 63.7 9.5 17.7 20.2
2004 06 04 08 49.78 +20 01.1 5.981 5.475 55.8 8.8 17.8 20.2
2004 06 14 08 57.07 +19 38.0 6.101 5.473 48.0 7.9 17.8 20.2
2004 06 24 09 04.86 +19 11.6 6.206 5.471 40.3 6.9 17.8 20.2
2004 07 04 09 13.05 +18 42.4 6.296 5.469 32.8 5.8 17.9 20.1
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-B27
Read MPEC 2004-B26
Read MPEC 2004-B28
Our Web policy. Index to the CBAT/MPC/ICQ pages.
