MPEC 2004-Y11 : COMET C/2004 U1 (LINEAR)
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M.P.E.C. 2004-Y11 Issued 2004 Dec. 18, 16:20 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 C/2004 U1 (LINEAR)
Observations:
CK04U010 C2004 12 05.56291 08 03 33.55 +41 35 24.9 EY011349
CK04U010 C2004 12 05.57579 08 03 31.21 +41 35 53.8 EY011349
CK04U010 C2004 12 05.58035 08 03 30.36 +41 36 04.2 EY011349
CK04U010 C2004 12 05.58186 08 03 30.08 +41 36 07.7 14.0 T EY011349
CK04U010 C2004 12 06.58229 08 00 25.21 +42 13 35.2 EY011352
CK04U010 C2004 12 06.58646 08 00 24.44 +42 13 44.8 EY011352
CK04U010 C2004 12 06.59063 08 00 23.62 +42 13 54.3 EY011352
CK04U010 C2004 12 08.91567 07 52 42.67 +43 41 02.0 14.8 N EY011A18
CK04U010 C2004 12 10.94317 07 45 23.76 +44 56 38.1 16.6 T EY011561
CK04U010 C2004 12 10.95093 07 45 22.16 +44 56 54.1 17.0 T EY011561
CK04U010 C2004 12 10.95438 07 45 21.20 +44 57 02.4 14.9 N EY011A32
CK04U010 C2004 12 10.95486 07 45 20.82 +44 57 06.2 17.4 T EY011561
CK04U010 C2004 12 10.95774 07 45 20.46 +44 57 09.9 14.8 N EY011A32
CK04U010 C2004 12 10.96110 07 45 19.68 +44 57 17.6 14.9 N EY011A32
CK04U010 C2004 12 10.96447 07 45 18.92 +44 57 24.9 14.9 N EY011A32
CK04U010 C2004 12 11.05803 07 44 57.70 +45 00 54.8 14.9 N EY011J78
CK04U010 C2004 12 11.05956 07 44 57.36 +45 00 58.8 14.9 N EY011J78
CK04U010 C2004 12 11.06035 07 44 57.17 +45 01 00.1 14.9 N EY011J78
CK04U010 C2004 12 11.06574 07 44 56.00 +45 01 11.2 14.7 N EY011A01
CK04U010 C2004 12 11.07563 07 44 53.69 +45 01 33.3 14.7 N EY011A01
CK04U010 C2004 12 11.07957 07 44 52.79 +45 01 42.1 14.7 N EY011A01
CK04U010 C2004 12 11.59494 07 42 55.24 +45 20 45.2 14.1 T EY011360
CK04U010 C2004 12 11.59690 07 42 54.78 +45 20 49.5 EY011360
CK04U010 C2004 12 11.60211 07 42 53.53 +45 21 01.9 EY011D70
CK04U010 C2004 12 11.60990 07 42 51.74 +45 21 19.0 EY011D70
CK04U010 C2004 12 11.61741 07 42 49.97 +45 21 35.7 14.4 T EY011D70
CK04U010 C2004 12 12.29388 07 40 11.58 +45 46 28.3 16.3 N EY011H41
CK04U010 C2004 12 12.29611 07 40 11.04 +45 46 33.1 16.3 N EY011H41
CK04U010 C2004 12 12.29745 07 40 10.72 +45 46 36.0 16.2 N EY011H41
CK04U010 C2004 12 12.29875 07 40 10.42 +45 46 38.9 16.2 N EY011H41
CK04U010 C2004 12 12.30006 07 40 10.09 +45 46 41.8 15.2 T EY011H41
CK04U010 C2004 12 13.01627 07 37 17.98 +46 12 51.9 14.8 N EY011945
CK04U010 C2004 12 13.01991 07 37 17.08 +46 12 59.9 14.8 N EY011945
CK04U010 C2004 12 13.02245 07 37 16.47 +46 13 05.5 14.8 N EY011945
CK04U010 C2004 12 13.02632 07 37 15.51 +46 13 13.9 14.8 N EY011945
CK04U010 C2004 12 13.02810 07 37 15.07 +46 13 17.9 14.7 N EY011945
CK04U010 C2004 12 13.70668 07 34 27.64 +46 37 53.4 14.5 N EY011379
CK04U010 C2004 12 13.70816 07 34 27.32 +46 37 57.0 14.6 N EY011379
CK04U010 C2004 12 13.70965 07 34 26.98 +46 37 59.4 14.7 N EY011379
CK04U010 C2004 12 13.90501 07 33 38.33 +46 45 00.2 14.7 N EY011213
CK04U010 C2004 12 13.90675 07 33 37.88 +46 45 04.3 14.7 N EY011213
CK04U010 C2004 12 13.90758 07 33 37.67 +46 45 06.0 14.7 N EY011213
CK04U010 C2004 12 15.06856 07 28 39.35 +47 26 32.9 15.4 N EY011A39
CK04U010 C2004 12 15.07160 07 28 38.54 +47 26 39.8 15.4 N EY011A39
CK04U010 C2004 12 15.07427 07 28 37.85 +47 26 45.1 15.5 N EY011A39
CK04U010 C2004 12 15.08073 07 28 36.13 +47 26 58.8 15.2 N EY011A39
CK04U010 C2004 12 15.64713 07 26 06.51 +47 46 56.3 15.1 N EY011379
CK04U010 C2004 12 15.65012 07 26 05.72 +47 47 02.7 15.0 N EY011379
CK04U010 C2004 12 15.65310 07 26 04.90 +47 47 09.0 15.1 N EY011379
CK04U010 C2004 12 15.65459 07 26 04.53 +47 47 12.1 14.8 N EY011379
CK04U010 C2004 12 15.87558 07 25 05.52 +47 54 53.2 14.8 N EY011213
CK04U010 C2004 12 15.87641 07 25 05.29 +47 54 54.9 14.7 N EY011213
CK04U010 C2004 12 15.87725 07 25 05.08 +47 54 56.6 14.7 N EY011213
CK04U010 C2004 12 16.05852 07 24 15.74 +48 01 16.4 15.1 N EY011240
CK04U010 C2004 12 16.05962 07 24 15.43 +48 01 18.6 15.1 N EY011240
CK04U010 C2004 12 16.06072 07 24 15.13 +48 01 20.9 15.1 N EY011240
CK04U010 C2004 12 16.06182 07 24 14.83 +48 01 23.2 15.1 N EY011240
CK04U010 C2004 12 16.06292 07 24 14.52 +48 01 25.5 15.1 N EY011240
CK04U010 C2004 12 16.06402 07 24 14.23 +48 01 27.8 15.2 N EY011240
CK04U010 C2004 12 16.06512 07 24 13.93 +48 01 30.1 15.3 N EY011240
CK04U010 C2004 12 16.06620 07 24 13.64 +48 01 32.4 15.3 N EY011240
CK04U010 C2004 12 16.06841 07 24 13.04 +48 01 36.9 15.3 N EY011240
CK04U010 C2004 12 16.72384 07 21 13.62 +48 24 16.0 14.0 T EY011360
CK04U010 C2004 12 16.72630 07 21 12.94 +48 24 21.1 EY011360
CK04U010 C2004 12 17.37666 07 18 11.02 +48 46 29.3 16.0 N EY011H41
CK04U010 C2004 12 17.37869 07 18 10.45 +48 46 33.5 16.0 N EY011H41
CK04U010 C2004 12 17.38030 07 18 09.99 +48 46 36.7 15.9 N EY011H41
CK04U010 C2004 12 17.38392 07 18 08.96 +48 46 44.1 16.1 N EY011H41
CK04U010 C2004 12 17.38544 07 18 08.53 +48 46 47.1 14.6 T EY011H41
CK04U010 C2004 12 17.40057 07 18 04.21 +48 47 17.6 14.6 T EY011H41
CK04U010 C2004 12 17.75419 07 16 23.65 +48 59 11.3 14.7 N EY011379
CK04U010 C2004 12 17.75718 07 16 22.85 +48 59 17.4 14.9 N EY011379
CK04U010 C2004 12 17.75867 07 16 22.40 +48 59 20.8 14.9 N EY011379
CK04U010 C2004 12 17.76016 07 16 21.98 +48 59 23.6 14.9 N EY011379
CK04U010 C2004 12 17.93653 07 15 31.89 +49 05 16.1 15.2 N EY011J78
CK04U010 C2004 12 17.93795 07 15 31.41 +49 05 18.9 15.2 N EY011J78
CK04U010 C2004 12 17.93939 07 15 31.12 +49 05 22.7 15.3 N EY011J78
CK04U010 C2004 12 18.01543 07 15 08.96 +49 07 54.7 15.1 N EY011213
CK04U010 C2004 12 18.01593 07 15 08.88 +49 07 55.4 15.1 N EY011213
CK04U010 C2004 12 18.01641 07 15 08.71 +49 07 56.4 15.1 N EY011213
Observer details:
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/6.6 Schmidt-Cassegrain + CCD.
240 Herrenberg. Observer H. Michels. 0.40-m f/5 reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
352 Konan. Observer M. Hotta. 0.25-m reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/5.8 Ritchey-Chretien + CCD.
379 Hamamatsu-Yuto. Observer S. Wakuda. 0.25-m f/5.0 Schmidt-Cassegrain
+ CCD.
561 Piszkesteto. Observer J. Kelemen. 0.6-m Schmidt + CCD.
945 Observatorio Monte Deva. Observer J. R. Vidal. 0.36-m f/4.48
Schmidt-Cassegrain + CCD.
A01 Masia Cal Maciarol Modul 1. Observer F. Baldris. 0.20-m f/5.0 Newtonian
reflector + CCD.
A18 Herne. Observer B. Brinkmann. 0.2-m f/5.8 Schmidt-Cassegrain + CCD.
A32 Panker. Observer H. Denzau. 0.36-m f/5.5 Schmidt-Cassegrain + CCD.
A39 Altenburg. Observer J. Kopplin. 0.25-m f/5.8 Schmidt-Cassegrain + CCD.
D70 Tosa. Observer S. Shimomoto. 0.20-m f/6.3 Schmidt-Cassegrain + CCD.
H41 Petit Jean Mountain. Observer P. C. Sherrod. 0.41-m f/3.3
Schmidt-Cassegrain + CCD.
J78 Murcia. Observer J. Sanchez. 0.25-m f/8.9 Schmidt-Cassegrain + CCD.
Orbital elements:
C/2004 U1 (LINEAR)
Epoch 2004 Dec. 21.0 TT = JDT 2453360.5
T 2004 Dec. 8.74392 TT MPC
q 2.6593221 (2000.0) P Q
z +0.0003965 Peri. 20.12301 -0.15313684 +0.69651664
+/-0.0000384 Node 112.54545 +0.77056190 -0.35996226
e 0.9989456 Incl. 130.62244 +0.61869497 +0.62071873
Residuals in seconds of arc
041016 699 1.0- 0.5- 041126 118 0.4+ 0.0 041210 379 0.3+ 0.0
041016 699 0.1- 0.4+ 041126 118 0.6+ 0.0 041210 379 0.0 0.4-
041016 699 0.5- 0.6- 041126 118 0.6+ 0.1- 041210 213 0.3- 0.3+
041016 699 1.0+ 0.7- 041126 118 0.6+ 0.0 041210 213 0.4- 0.2+
041019 704 0.4+ 0.7+ 041128 213 0.3+ 0.2+ 041210 213 0.4- 0.3+
041019 704 1.0+ 0.5- 041128 213 0.2+ 0.2+ 041210 213 0.4- 0.3+
041019 704 1.4+ 1.8+ 041128 213 0.2+ 0.4+ 041210 213 0.4- 0.3+
041020 113 1.1- 0.0 041201 704 0.1- 1.0+ 041210 561 0.1+ 0.1+
041020 113 0.7- 0.1+ 041201 704 0.6- 0.6+ 041210 561 1.8+ 1.3-
041020 113 0.8- 0.4+ 041201 704 0.5- 0.5+ 041210 A32 0.2- 0.0
041020 113 0.5- 0.3+ 041201 704 0.3- 0.7+ 041210 561 (2.9- 2.1+)
041020 854 0.2- 1.2- 041201 704 0.3- 0.2+ 041210 A32 0.0 0.0
041020 854 0.6- 0.3- 041202 349 0.3- 0.1- 041210 A32 0.2- 0.2+
041020 854 0.1+ 0.3- 041202 349 0.2- 0.1+ 041210 A32 0.1- 0.0
041021 J95 0.5- 0.6- 041202 349 0.2- 0.1+ 041211 J78 0.5- 0.2+
041021 J95 0.1+ 0.1- 041202 349 0.2- 0.1- 041211 J78 0.4- 0.8+
041021 J95 1.3- 0.2- 041203 850 0.8+ 0.0 041211 J78 0.5- 0.3+
041021 J95 1.2+ 0.1- 041203 850 0.3- 0.2+ 041211 A01 0.3+ 0.3-
041021 J95 0.3+ 0.4- 041203 850 0.3+ 0.7- 041211 A01 0.2- 0.2-
041021 704 0.4+ 0.2+ 041203 850 0.4- 0.0 041211 A01 0.2- 0.2-
041021 704 0.9- 0.7+ 041203 349 0.2+ 0.2+ 041211 360 0.1+ 0.0
041021 704 0.5+ 0.3+ 041203 349 0.1+ 0.2+ 041211 360 0.0 0.1-
041021 704 0.5- 0.1- 041203 D83 0.8+ 0.0 041211 D70 0.3- 0.7+
041021 704 0.3- 0.4+ 041203 D83 0.5+ 0.2- 041211 D70 0.1- 0.4+
041021 704 1.4+ 0.3+ 041203 D83 0.1+ 0.2- 041211 D70 0.3- 0.4+
041021 704 0.2- 0.9+ 041203 D83 0.3+ 0.7- 041212 H41 0.2+ 0.3-
041021 704 0.4- 0.3+ 041203 349 0.0 0.1+ 041212 H41 0.1+ 0.4-
041021 D74 0.4+ 1.1+ 041203 349 0.1+ 0.0 041212 H41 0.1+ 0.4-
041021 D74 0.1+ 0.6- 041204 A46 0.5- 0.3- 041212 H41 0.3+ 0.4-
041021 D74 0.0 0.4+ 041204 A46 0.0 0.2- 041212 H41 0.1+ 0.4-
041021 D74 0.3+ 0.3+ 041204 A46 0.1- 0.1- 041213 945 0.8- 0.7+
041022 349 0.2+ 0.5- 041204 A46 0.2- 0.2- 041213 945 0.9- 0.8+
041022 349 0.8+ 0.7+ 041204 A46 0.1+ 0.0 041213 945 0.7- 0.8+
041022 349 0.1- 0.7+ 041204 A46 0.0 0.2- 041213 945 0.8- 0.7+
041023 170 0.4+ 0.3- 041205 349 0.0 0.0 041213 945 0.9- 0.8+
041023 170 0.4+ 0.2+ 041205 349 0.1+ 0.2- 041213 379 0.1- 0.3-
041023 170 0.2+ 0.1+ 041205 349 0.2- 0.1- 041213 379 0.4+ 0.1+
041023 170 0.8+ 0.1+ 041205 349 0.2- 0.0 041213 379 0.8+ 0.7-
041023 360 0.1+ 0.2- 041205 A32 0.0 0.1+ 041213 213 0.4+ 0.4-
041023 360 0.1- 0.3+ 041205 A32 0.2+ 0.2+ 041213 213 0.3+ 0.0
041023 360 0.4+ 0.0 041205 A32 0.2+ 0.2+ 041213 213 0.2+ 0.1-
041024 704 0.6+ 0.1+ 041205 A32 0.1+ 0.1+ 041215 A39 0.1+ 0.1-
041024 704 0.7- 0.0 041206 D83 0.7- 1.0- 041215 A39 0.0 0.4+
041024 704 0.1- 0.4+ 041206 D83 0.8- 0.9- 041215 A39 0.2+ 0.0
041024 704 0.2+ 0.2+ 041206 D83 0.1- 0.8- 041215 A39 0.0 0.0
041024 704 0.5- 0.0 041206 D83 0.8- 0.7- 041215 379 0.1+ 0.1+
041106 213 0.9- 1.3+ 041206 352 0.1- 0.4- 041215 379 0.3+ 0.2+
041106 213 1.4- 0.9+ 041206 352 0.1+ 0.2- 041215 379 0.1+ 0.2+
041109 204 0.6+ 0.0 041206 352 0.2- 0.2- 041215 379 0.4+ 0.2+
041109 204 0.3- 0.2+ 041206 372 0.4- 0.7+ 041215 213 0.3+ 0.2+
041112 360 0.0 0.1- 041206 372 0.1+ 0.4+ 041215 213 0.2+ 0.1+
041112 360 0.1- 0.1+ 041206 379 0.2+ 0.2- 041215 213 0.4+ 0.1+
041116 349 0.2+ 0.0 041206 379 0.0 0.1+ 041216 240 0.1- 0.1+
041116 349 0.1- 0.1+ 041206 379 0.2- 0.3- 041216 240 0.2- 0.0
041116 349 0.4- 0.2- 041206 379 0.1+ 0.1+ 041216 240 0.2- 0.0
041120 J76 (0.1+ 2.3+) 041207 379 0.0 0.0 041216 240 0.2- 0.0
041120 J76 0.1- 0.8+ 041207 379 0.3+ 0.2+ 041216 240 0.3- 0.0
041120 J76 0.5- 0.1- 041207 379 0.4+ 0.4- 041216 240 0.2- 0.0
041120 D70 0.8- 1.7+ 041207 379 0.2+ 0.0 041216 240 0.2- 0.0
041120 D70 0.7- 0.4+ 041207 379 0.3+ 0.4- 041216 240 0.1- 0.1+
041120 D70 0.5+ 0.8+ 041207 A46 0.1+ 0.3- 041216 240 0.1- 0.0
041121 130 0.1- 0.1- 041207 A46 0.1+ 0.4- 041216 360 0.1+ 0.1+
041121 130 0.6+ 0.5- 041207 A46 0.1+ 0.3- 041216 360 0.2+ 0.2+
041121 130 0.1- 0.4+ 041207 A46 0.2+ 0.3- 041217 H41 0.0 0.0
041121 130 0.2+ 0.0 041207 A46 0.1+ 0.3- 041217 H41 0.1+ 0.0
041121 A32 (0.6+ 2.9-) 041207 A46 0.2+ 0.4- 041217 H41 0.1+ 0.0
041121 A32 (0.5+ 2.2-) 041208 246 0.2+ 0.2- 041217 H41 0.1+ 0.1+
041121 A32 1.0+ 1.8- 041208 246 0.3+ 0.2- 041217 H41 0.1+ 0.0
041121 A32 (0.9+ 2.4-) 041208 246 0.5+ 0.4- 041217 H41 0.0 0.0
041122 704 0.0 0.2+ 041208 246 0.3+ 0.1- 041217 379 0.4- 0.3-
041122 704 0.1+ 0.5+ 041208 246 0.3+ 0.2- 041217 379 0.2+ 0.1-
041122 704 0.3+ 0.2+ 041208 246 0.4+ 0.1- 041217 379 0.0 0.3+
041122 704 0.2- 0.9- 041208 379 0.3+ 0.3- 041217 379 0.0 0.1+
041122 704 0.1- 0.0 041208 379 0.2- 0.3+ 041217 J78 0.2- 0.3-
041122 349 0.1- 0.1- 041208 379 0.1- 0.1- 041217 J78 0.9- 0.4-
041122 349 0.1- 0.1- 041208 379 0.5+ 0.2- 041217 J78 0.4+ 0.5+
041122 349 0.1- 0.3- 041208 379 0.4+ 0.1- 041218 213 0.5- 0.0
041122 A31 (0.5- 2.3-) 041208 A18 0.0 0.4- 041218 213 0.2+ 0.3-
041122 A31 (3.0- 0.7+) 041210 379 0.7+ 0.4+ 041218 213 0.1- 0.3-
041126 118 0.5+ 0.0 041210 379 0.0 0.3+
The "original" and "future" barycentric values of 1/a are +0.000712
and +0.001041 (+/- 0.000038) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-Y11
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