MPEC 2011-J31 : COMET C/2011 J2 (LINEAR)
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M.P.E.C. 2011-J31 Issued 2011 May 7, 14:52 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/2011 J2 (LINEAR)
Observations:
CK11J020 C2011 03 10.24010 11 12 55.94 -13 28 11.2 19.4 TrEJ031703
CK11J020 C2011 03 10.24764 11 12 55.69 -13 28 09.9 19.3 TrEJ031703
CK11J020 C2011 03 10.25534 11 12 55.40 -13 28 07.0 20.0 TrEJ031703
CK11J020 C2011 03 10.26294 11 12 55.22 -13 28 04.2 19.6 TrEJ031703
CK11J020 C2011 03 25.29120 11 05 31.95 -12 10 29.6 17.2 TrEJ031703
CK11J020 C2011 03 25.29905 11 05 31.70 -12 10 26.7 17.1 TrEJ031703
CK11J020 C2011 03 25.30694 11 05 31.41 -12 10 24.0 17.2 TrEJ031703
CK11J020 C2011 05 04.18905 10 50 06.11 -08 27 24.5 19.7 TcEJ031704
CK11J020 C2011 05 04.20938 10 50 05.71 -08 27 15.9 20.0 TcEJ031704
CK11J020 C2011 05 04.22965 10 50 05.20 -08 27 06.8 19.9 TcEJ031704
CK11J020 KC2011 05 05.20336610 49 50.24 -08 22 00.8 19.2 TrEJ031H21
CK11J020 KC2011 05 05.20892410 49 50.17 -08 21 58.7 18.9 TrEJ031H21
CK11J020 KC2011 05 05.21015910 49 50.16 -08 21 58.3 19.4 TrEJ031H21
CK11J020 KC2011 05 05.21682310 49 50.07 -08 21 56.4 19.4 TrEJ031H21
CK11J020 C2011 05 05.35463 10 49 48.03 -08 21 11.2 18.8 ToEJ031474
CK11J020 C2011 05 05.35718 10 49 48.00 -08 21 10.2 19.2 ToEJ031474
CK11J020 C2011 05 05.36296 10 49 47.90 -08 21 08.1 19.5 ToEJ031474
CK11J020 C2011 05 05.36632 10 49 47.84 -08 21 07.2 19.2 ToEJ031474
CK11J020 `C2011 05 05.38021 10 49 47.65 -08 21 03.6 19.5 TuEJ031D90
CK11J020 `C2011 05 05.39589 10 49 47.40 -08 20 58.0 19.0 TuEJ031D90
CK11J020 `C2011 05 05.40830 10 49 47.19 -08 20 54.3 19.1 TuEJ031D90
CK11J020 C2011 05 05.41358 10 49 47.20 -08 20 52.4 19.2 ToEJ031E16
CK11J020 C2011 05 05.42797 10 49 46.97 -08 20 47.8 19.3 ToEJ031E16
CK11J020 C2011 05 05.47948 10 49 46.09 -08 20 32.1 18.4 TrEJ031D96
CK11J020 C2011 05 05.49309 10 49 45.88 -08 20 28.0 18.7 TrEJ031D96
CK11J020 C2011 05 05.50655 10 49 45.68 -08 20 24.0 18.3 TrEJ031D96
CK11J020 KC2011 05 05.82148 10 49 40.99 -08 18 44.8 18.6 TrEJ031235
CK11J020 KC2011 05 05.83123 10 49 40.83 -08 18 42.6 18.8 TrEJ031235
CK11J020 KC2011 05 05.84220 10 49 40.65 -08 18 39.3 18.4 TrEJ031235
CK11J020 KC2011 05 05.84519 10 49 40.66 -08 18 37.9 18.6 TrEJ031104
CK11J020 C2011 05 05.85940 10 49 40.44 -08 18 33.2 19.5 TwEJ031J87
CK11J020 KC2011 05 05.86399 10 49 40.36 -08 18 31.7 19.1 TrEJ031104
CK11J020 C2011 05 05.86781 10 49 40.32 -08 18 30.1 19.2 TwEJ031J87
CK11J020 C2011 05 05.87580 10 49 40.21 -08 18 28.8 19.1 TwEJ031J87
CK11J020 KC2011 05 05.89544 10 49 39.91 -08 18 21.5 19.7 TvEJ031I93
CK11J020 KC2011 05 05.90740 10 49 39.67 -08 18 18.0 19.4 TvEJ031I93
CK11J020 KC2011 05 05.91755 10 49 39.55 -08 18 15.0 oEJ031I89
CK11J020 IC2011 05 05.92011 10 49 39.50 -08 18 13.8 19.3 TvEJ031I93
CK11J020 KC2011 05 05.92257 10 49 39.50 -08 18 13.2 19.7 ToEJ031I89
CK11J020 |C2011 05 05.96125 10 49 38.93 -08 17 59.7 20.2 ToEJ031807
CK11J020 |C2011 05 05.96926 10 49 38.83 -08 17 57.3 20.1 ToEJ031807
CK11J020 |C2011 05 05.98680 10 49 38.55 -08 17 51.7 20.2 ToEJ031807
CK11J020 |C2011 05 05.99091 10 49 38.49 -08 17 50.4 20.3 ToEJ031807
CK11J020 C2011 05 06.16437 10 49 35.98 -08 16 56.8 cEJ031926
CK11J020 C2011 05 06.16923 10 49 35.89 -08 16 55.2 cEJ031926
CK11J020 C2011 05 06.18688 10 49 35.58 -08 16 50.1 oEJ031291
CK11J020 C2011 05 06.19380 10 49 35.48 -08 16 47.9 oEJ031291
CK11J020 |C2011 05 06.19407 10 49 35.49 -08 16 47.5 EJ031H06
CK11J020 |C2011 05 06.19597 10 49 35.46 -08 16 47.0 18.8 T EJ031H06
CK11J020 C2011 05 06.20136 10 49 35.36 -08 16 45.5 oEJ031291
CK11J020 C2011 05 06.20863 10 49 35.27 -08 16 43.0 oEJ031291
CK11J020 C2011 05 06.21392 10 49 35.17 -08 16 41.5 oEJ031291
CK11J020 C2011 05 06.21925 10 49 35.08 -08 16 39.9 oEJ031291
CK11J020 C2011 05 06.41816 10 49 32.27 -08 15 35.7 19.0 TrEJ031D96
CK11J020 C2011 05 06.53140 10 49 30.48 -08 15 00.8 18.7 TrEJ031D96
CK11J020 C2011 05 06.58766 10 49 29.67 -08 14 42.6 19.0 TrEJ031D96
CK11J020 C2011 05 07.12297 10 49 21.97 -08 11 56.4 19.1 ToEJ031H01
CK11J020 C2011 05 07.13372 10 49 21.81 -08 11 53.0 19.1 ToEJ031H01
CK11J020 C2011 05 07.14411 10 49 21.65 -08 11 49.6 19.2 ToEJ031H01
CK11J020 C2011 05 07.15120 10 49 21.61 -08 11 47.7 20.1 ToEJ031291
CK11J020 C2011 05 07.15140 10 49 21.55 -08 11 47.5 19.2 ToEJ031H01
CK11J020 C2011 05 07.15446 10 49 21.53 -08 11 46.2 19.9 TcEJ031926
CK11J020 C2011 05 07.15860 10 49 21.50 -08 11 45.6 19.9 ToEJ031291
CK11J020 C2011 05 07.16071 10 49 21.44 -08 11 44.3 19.9 TcEJ031926
CK11J020 C2011 05 07.16558 10 49 21.39 -08 11 43.0 19.9 ToEJ031291
Observer details:
104 San Marcello Pistoiese. Observers L. Tesi, P. Bacci, G. Fagioli.
Measurer P. Bacci. 0.60-m reflector + CCD.
235 CAST Observatory, Talmassons. Observers R. Ligustri, M. Benvenuti.
Measurer R. Ligustri. 0.35-m f/6 reflector + CCD.
291 LPL/Spacewatch II. Observers J. V. Scotti, T. H. Bressi. 1.8-m f/2.7
reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
703 Catalina Sky Survey. Observer A. D. Grauer. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tric,
A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
0.68-m Schmidt + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia. 1.0-m f/2.15
reflector + CCD.
807 Cerro Tololo. Observers R. Holmes, T. Linder, V. Hoette. Measurer
T. Linder. 0.41-m f/11 Ritchey-Chretien + CCD.
926 Tenagra II Observatory. Observers S. Abe, J. K. Guo, W. P. Chen.
Measurer S. Abe. 0.81-m f/7 Ritchey-Chretien + CCD.
D90 RAS Observatory, Moorook. Observer K. Hills. 0.41-m f/9 Ritchey-Chretien
+ CCD.
D96 Tzec Maun Observatory, Moorook. Observers G. Sostero, E. Guido. 0.15-m
f/7.3 refractor + CCD.
E16 Grove Creek Observatory, Trunkey. Observer P. Camilleri. 0.35-m f/6
reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H06 RAS Observatory, Mayhill. Observer H. Sato. 0.50-m f/4.5 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, T. Vorobjov. 0.61-m f/4.0 astrograph + CCD.
I89 Nerpio. Observer H. Sato. 0.43-m f/6.8 reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
J87 La Canada. Observer J. Lacruz. 0.40-m Ritchey-Chretien + CCD.
Orbital elements:
C/2011 J2 (LINEAR)
T 2013 Dec. 23.18785 TT MPC
q 3.4167768 (2000.0) P Q
Peri. 85.62151 +0.07509959 +0.96980432
Node 163.99559 +0.16048833 -0.24141233
e 1.0 Incl. 122.69245 +0.98417658 -0.03463610
From 63 observations 2011 Mar. 10-May 7.
Ephemeris:
C/2011 J2 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2011 04 07 10 59 41.9 -10 59 26 7.9044 8.7822 149.6 3.3 19.9
...
2011 04 22 10 53 48.9 -09 34 10 7.9459 8.6858 135.0 4.7 19.9
...
2011 04 30 10 51 15.4 -08 49 53 7.9912 8.6344 127.0 5.3 19.9
...
2011 05 06 10 49 38.4 -08 17 48 8.0339 8.5958 120.9 5.8 19.9
2011 05 07 10 49 23.8 -08 12 35 8.0417 8.5893 119.9 5.8 19.9
2011 05 08 10 49 09.6 -08 07 23 8.0496 8.5829 118.9 5.9 19.9
...
2011 05 14 10 47 54.5 -07 37 04 8.1003 8.5442 112.9 6.3 19.9
...
2011 05 22 10 46 40.4 -06 59 06 8.1750 8.4926 104.9 6.6 19.9
...
2011 06 06 10 45 41.0 -05 56 33 8.3281 8.3957 90.3 6.9 19.8
Gareth V. Williams (C) Copyright 2011 MPC M.P.E.C. 2011-J31
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