MPEC 2013-U83 : COMET C/2013 U1 (CATALINA)
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M.P.E.C. 2013-U83 Issued 2013 Oct. 30, 18:10 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2013 U1 (CATALINA)
Observations:
CK13U010 C2013 10 22.10774 21 18 01.97 +08 11 43.3 17.9 TqEU083703
CK13U010 C2013 10 22.11380 21 18 02.37 +08 11 38.8 18.7 TqEU083703
CK13U010 C2013 10 22.11985 21 18 02.66 +08 11 35.0 18.2 TqEU083703
CK13U010 KC2013 10 22.77348 21 18 42.68 +08 04 35.3 19.4 TqEU083C43
CK13U010 KC2013 10 22.78100 21 18 43.05 +08 04 32.8 18.9 TqEU083C43
CK13U010 C2013 10 22.80619 21 18 44.72 +08 04 16.0 20.1 TuEU083J43
CK13U010 C2013 10 22.81657 21 18 45.33 +08 04 09.0 19.9 TuEU083J43
CK13U010 C2013 10 22.82690 21 18 45.96 +08 04 02.8 19.6 TuEU083J43
CK13U010 C2013 10 22.83723 21 18 46.56 +08 03 56.0 20.0 TuEU083J43
CK13U010 KC2013 10 23.08894 21 19 02.15 +08 01 16.0 19.0 TqEU083448
CK13U010 KC2013 10 23.09236 21 19 02.37 +08 01 14.0 19.6 TqEU083448
CK13U010 KC2013 10 23.09632 21 19 02.63 +08 01 11.0 19.3 TqEU083448
CK13U010 HC2013 10 23.09825 21 19 02.73 +08 01 10.3 oEU083291
CK13U010 HC2013 10 23.11174 21 19 03.56 +08 01 01.6 18.5 ToEU083291
CK13U010 6C2013 10 23.84337 21 19 49.18 +07 53 19.6 vEU083I89
CK13U010 6C2013 10 23.84579 21 19 49.33 +07 53 17.8 vEU083I89
CK13U010 6C2013 10 23.84821 21 19 49.54 +07 53 16.0 18.7 TvEU083I89
CK13U010 KC2013 10 23.87142 21 19 50.96 +07 53 02.4 18.3 TcEU083J57
CK13U010 KC2013 10 23.87509 21 19 51.18 +07 52 59.9 18.7 TcEU083J57
CK13U010 KC2013 10 23.87916 21 19 51.45 +07 52 57.5 18.0 TcEU083J57
CK13U010 KC2013 10 23.88161 21 19 51.63 +07 52 55.8 17.6 TcEU083J57
CK13U010 C2013 10 24.07270 21 20 03.78 +07 50 57.0 19.1 ToEU083926
CK13U010 |C2013 10 24.08645 21 20 04.59 +07 50 47.9 vEU083H06
CK13U010 |C2013 10 24.08862 21 20 04.72 +07 50 46.5 vEU083H06
CK13U010 C2013 10 24.08913 21 20 04.79 +07 50 46.2 19.0 ToEU083926
CK13U010 |C2013 10 24.09080 21 20 04.85 +07 50 45.0 18.1 TvEU083H06
CK13U010 C2013 10 24.10317 21 20 05.63 +07 50 37.4 19.0 ToEU083926
CK13U010 5C2013 10 24.42115 21 20 25.73 +07 47 23.7 18.5 TtEU083E10
CK13U010 5C2013 10 24.42227 21 20 25.80 +07 47 23.0 18.5 TtEU083E10
CK13U010 5C2013 10 24.42332 21 20 25.85 +07 47 22.4 18.6 TtEU083E10
CK13U010 KC2013 10 24.73535 21 20 45.90 +07 44 02.4 18.6 TqEU083113
CK13U010 KC2013 10 24.73868 21 20 46.10 +07 44 00.1 19.1 TqEU083113
CK13U010 KC2013 10 24.74202 21 20 46.31 +07 43 57.8 18.7 TqEU083113
CK13U010 KC2013 10 24.74536 21 20 46.48 +07 43 56.1 19.0 TqEU083113
CK13U010 KC2013 10 24.77359 21 20 48.24 +07 43 38.6 19.7 TqEU083C47
CK13U010 KC2013 10 24.78147 21 20 48.79 +07 43 33.8 19.7 TqEU083C47
CK13U010 KC2013 10 24.78935 21 20 49.28 +07 43 29.2 19.6 TqEU083C47
CK13U010 KC2013 10 25.07427 21 21 07.63 +07 40 35.1 19.3 ToEU083291
CK13U010 KC2013 10 25.07786 21 21 07.90 +07 40 32.5 oEU083291
CK13U010 *C2013 10 25.12379 21 21 10.75 +07 40 04.0 19.2 TuEU083H06
CK13U010 *C2013 10 25.12760 21 21 11.00 +07 40 01.7 18.1 TuEU083H06
CK13U010 C2013 10 25.12817 21 21 11.06 +07 40 01.6 18.7 TqEU083G96
CK13U010 *C2013 10 25.12989 21 21 11.15 +07 40 00.2 18.1 TuEU083H06
CK13U010 C2013 10 25.13321 21 21 11.38 +07 39 58.0 19.0 TqEU083G96
CK13U010 C2013 10 25.13827 21 21 11.70 +07 39 55.8 19.0 TqEU083G96
CK13U010 C2013 10 25.14332 21 21 12.00 +07 39 52.2 19.3 TqEU083G96
CK13U010 2C2013 10 25.41178 21 21 29.34 +07 37 13.2 19.8 TqEU083Q62
CK13U010 2C2013 10 25.41306 21 21 29.45 +07 37 12.3 19.6 TqEU083Q62
CK13U010 2C2013 10 25.41434 21 21 29.54 +07 37 11.1 19.5 TqEU083Q62
CK13U010 C2013 10 25.75637 21 21 51.95 +07 33 36.7 19.2 TuEU083B74
CK13U010 C2013 10 25.78179 21 21 53.51 +07 33 21.1 19.1 TuEU083B74
CK13U010 KC2013 10 26.08905 21 22 13.50 +07 30 14.7 19.2 TqEU083850
CK13U010 KC2013 10 26.10399 21 22 14.60 +07 30 06.0 19.3 TqEU083850
CK13U010 C2013 10 26.11593 21 22 15.41 +07 29 59.2 oEU083711
CK13U010 C2013 10 26.11910 21 22 15.60 +07 29 57.3 oEU083711
CK13U010 C2013 10 26.12108 21 22 15.79 +07 29 55.5 18.7 TqEU083G96
CK13U010 IC2013 10 26.12218 21 22 15.82 +07 29 55.4 oEU083711
CK13U010 C2013 10 26.12661 21 22 16.08 +07 29 52.8 18.8 TqEU083G96
CK13U010 C2013 10 26.12800 21 22 16.18 +07 29 51.8 oEU083711
CK13U010 C2013 10 26.13213 21 22 16.45 +07 29 49.1 18.8 TqEU083G96
CK13U010 C2013 10 26.13766 21 22 16.79 +07 29 45.1 18.5 TqEU083G96
CK13U010 KC2013 10 26.16003 21 22 18.14 +07 29 31.7 19.2 TqEU083850
CK13U010 KC2013 10 26.17498 21 22 19.22 +07 29 22.2 19.6 TqEU083850
CK13U010 C2013 10 26.43633 21 22 36.65 +07 26 44.4 19.3 ToEU083300
CK13U010 C2013 10 26.44127 21 22 36.93 +07 26 42.3 19.3 ToEU083300
CK13U010 C2013 10 26.44624 21 22 37.20 +07 26 39.3 19.1 ToEU083300
CK13U010 C2013 10 27.04727 21 23 17.23 +07 20 39.8 oEU083711
CK13U010 C2013 10 27.05060 21 23 17.46 +07 20 37.8 oEU083711
CK13U010 C2013 10 27.05378 21 23 17.64 +07 20 35.8 oEU083711
CK13U010 C2013 10 27.07731 21 23 19.28 +07 20 21.0 18.6 TqEU083G96
CK13U010 C2013 10 27.08206 21 23 19.58 +07 20 18.1 18.7 TqEU083G96
CK13U010 C2013 10 27.08682 21 23 19.91 +07 20 15.8 18.6 TqEU083G96
CK13U010 C2013 10 27.09158 21 23 20.21 +07 20 12.6 18.8 TqEU083G96
CK13U010 KC2013 10 27.23767 21 23 29.76 +07 18 45.8 19.5 ToEU083291
CK13U010 KC2013 10 27.24131 21 23 30.00 +07 18 43.0 18.7 ToEU083291
CK13U010 KC2013 10 27.38261 21 23 39.60 +07 17 23.6 19.8 TqEU083E94
CK13U010 KC2013 10 27.38783 21 23 39.95 +07 17 20.3 19.4 TqEU083E94
CK13U010 KC2013 10 27.39828 21 23 40.64 +07 17 15.0 19.1 TqEU083E94
CK13U010 KC2013 10 27.40874 21 23 41.37 +07 17 08.3 19.5 TqEU083E94
CK13U010 C2013 10 27.42367 21 23 42.57 +07 16 55.2 19.0 ToEU083300
CK13U010 C2013 10 27.42545 21 23 42.60 +07 16 55.1 19.0 ToEU083300
CK13U010 C2013 10 27.42724 21 23 42.76 +07 16 55.0 19.1 ToEU083300
CK13U010 C2013 10 27.43082 21 23 42.97 +07 16 51.8 19.5 ToEU083300
CK13U010 KC2013 10 27.81403 21 24 08.86 +07 13 04.1 19.4 TqEU083C44
CK13U010 KC2013 10 27.82006 21 24 09.21 +07 13 00.1 19.6 TqEU083C44
CK13U010 C2013 10 28.05413 21 24 25.25 +07 10 44.2 oEU083711
CK13U010 C2013 10 28.05773 21 24 25.51 +07 10 42.2 oEU083711
CK13U010 C2013 10 28.06088 21 24 25.70 +07 10 40.3 oEU083711
CK13U010 C2013 10 28.14700 21 24 31.50 +07 09 49.6 18.9 TqEU083G96
CK13U010 KC2013 10 28.15270 21 24 31.82 +07 09 46.5 19.9 ToEU083291
CK13U010 C2013 10 28.15522 21 24 32.05 +07 09 44.2 18.6 TqEU083G96
CK13U010 KC2013 10 28.15948 21 24 32.31 +07 09 42.1 19.5 ToEU083291
CK13U010 C2013 10 28.16594 21 24 32.76 +07 09 38.0 18.8 TqEU083G96
CK13U010 KC2013 10 28.16632 21 24 32.74 +07 09 38.0 19.6 ToEU083291
CK13U010 C2013 10 28.17416 21 24 33.28 +07 09 33.6 18.6 TqEU083G96
CK13U010 4C2013 10 28.42406 21 24 50.41 +07 07 12.2 20.1 TtEU083E10
CK13U010 4C2013 10 28.42674 21 24 50.56 +07 07 10.5 tEU083E10
CK13U010 4C2013 10 28.42944 21 24 50.76 +07 07 09.0 tEU083E10
CK13U010 KC2013 10 29.90413 21 26 33.17 +06 52 55.6 18.9 TqEU083J95
CK13U010 IC2013 10 29.91384 21 26 33.85 +06 52 50.4 qEU083J95
CK13U010 C2013 10 30.11986 21 26 48.45 +06 50 55.9 19.2 ToEU083926
CK13U010 C2013 10 30.13612 21 26 49.63 +06 50 46.3 19.3 ToEU083926
CK13U010 C2013 10 30.15182 21 26 50.66 +06 50 36.9 19.1 ToEU083926
CK13U010 C2013 10 30.17476 21 26 52.29 +06 50 23.6 18.8 TqEU083G96
CK13U010 C2013 10 30.17722 21 26 52.46 +06 50 22.7 18.7 TqEU083G96
CK13U010 C2013 10 30.17967 21 26 52.55 +06 50 21.2 18.5 TqEU083G96
CK13U010 C2013 10 30.18213 21 26 52.83 +06 50 19.9 18.0 TqEU083G96
Observer details:
113 Volkssternwarte Drebach, Schoenbrunn. Observers G. Lehmann, K. Lehmann.
0.5-m f/4.6 reflector + CCD.
291 LPL/Spacewatch II. Observers T. H. Bressi, J. V. Scotti. 1.8-m f/2.7
reflector + CCD.
300 Bisei Spaceguard Center--BATTeRS. Observers S. Urakawa, N. Hashimoto.
1.0-m f/3.0 reflector + CCD.
448 Desert Moon Observatory. Observer B. L. Stevens. 0.3-m
Schmidt-Cassegrain + CCD.
703 Catalina Sky Survey. Observer J. A. Johnson. Measurers A. Boattini,
E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson,
R. A. Kowalski, S. M. Larson, F. C. Shelly. 0.68-m Schmidt + CCD.
711 McDonald Observatory. Observers A. J. Riddle, J. G. Ries. 2.1-m
reflector + CCD + focal reducer.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/2.5
Schmidt-Cassegrain + 765x510 CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. 0.81-m
f/7 Ritchey-Chretien + CCD.
B74 Santa Maria de Montmagastrell. Observers J. M. Bosch, R. Olivera.
Measurer J. M. Bosch. 0.40-m f/10 Schmidt-Cassegrain + CCD.
C43 Hoyerswerda. Observer P. Lindner. 0.30-m f/6.3 Schmidt-Cassegrain + CCD.
C44 A. Volta Observatory, Lanzo d'Intelvi. Observer F. Tozzi. 0.40-m f/3.5
reflector + CCD.
C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 reflector + CCD.
E10 Siding Spring-Faulkes Telescope South. Observers R. Miles, P. Miller,
P. Roche, A. Tripp, R. Holmes, S. Foglia, L. Buzzi. Measurers R. Miles,
L. Buzzi, S. Foglia, T. Vorobjov, T. Lister. 2.0-m f/10 Ritchey-Chretien
+ CCD, 2.0-m f/10.0 Ritchey-Chretien + CCD.
E94 Possum Observatory, Gisborne. Observer J. Drummond. 0.35-m f/10
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observers A. D. Grauer, J. A. Johnson. Measurers
A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
J. A. Johnson, R. A. Kowalski, S. M. Larson, F. C. Shelly. 1.5-m
reflector + CCD.
H06 iTelescope Observatory, Mayhill. Observers H. Sato, R. Ligustri. 0.43-m
f/4.5 reflector + CCD, 0.51-m f/6.8 astrograph + CCD + f/4.5 focal reducer.
I89 iTelescope Observatory, Nerpio. Observer H. Sato. 0.32-m f/8.0
astrograph + CCD.
J43 Oukaimeden Observatory, Marrakech. Observer M. Ory. 0.5-m f/3 reflector
+ CCD.
J57 Centro Astronomico Alto Turia, Valencia. Observer V. Mas. Measurers
G. Fornas, A. Carreno. 0.40-m f/10 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Q62 iTelescope Observatory, Siding Spring. Observer M. Urbanik. 0.43-m f/6.8
astrograph + CCD.
Orbital elements:
C/2013 U1 (Catalina)
T 2013 Nov. 18.61044 TT MPC
q 2.4079494 (2000.0) P Q
n 0.02779096 Peri. 142.93990 +0.96852619 +0.13145045
a 10.7944446 Node 211.55847 -0.14464473 +0.98831126
e 0.7769270 Incl. 23.82015 +0.20257077 +0.07721157
P 35.5
From 106 observations 2013 Oct. 22-30.
Ephemeris:
C/2013 U1 (Catalina)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2013 09 30 21 01 30.1 +12 37 13 1.7021 2.4561 128.7 18.6 18.6
...
2013 10 15 21 11 25.1 +09 31 37 1.7897 2.4315 118.7 21.1 18.6
...
2013 10 23 21 18 56.6 +08 02 15 1.8498 2.4219 113.3 22.2 18.7
...
2013 10 29 21 25 30.2 +07 01 37 1.9001 2.4164 109.2 22.8 18.7
2013 10 30 21 26 40.0 +06 52 06 1.9089 2.4156 108.5 22.9 18.7
2013 10 31 21 27 51.1 +06 42 45 1.9179 2.4148 107.9 23.0 18.7
...
2013 11 06 21 35 21.2 +05 50 35 1.9737 2.4111 103.8 23.5 18.8
...
2013 11 14 21 46 19.4 +04 51 44 2.0536 2.4084 98.6 24.0 18.9
...
2013 11 29 22 09 18.2 +03 35 03 2.2174 2.4101 88.9 24.2 19.0
Gareth V. Williams (C) Copyright 2013 MPC M.P.E.C. 2013-U83
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