MPEC 2012-T04 : COMET C/2012 S4 (PANSTARRS)
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M.P.E.C. 2012-T04 Issued 2012 Oct. 2, 16:35 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2012 S4 (PANSTARRS)
Observations:
CK12S040 C2012 09 28.41495700 54 03.068+60 18 16.05 19.3 TLET004F51
CK12S040 C2012 09 28.42816800 54 01.354+60 18 09.42 19.3 TLET004F51
CK12S040 C2012 09 28.44101900 53 59.710+60 18 02.95 19.2 TLET004F51
CK12S040 C2012 09 28.45291600 53 58.185+60 17 56.62 19.3 TLET004F51
CK12S040 KC2012 09 28.88716 00 53 03.03 +60 14 11.6 oET004J41
CK12S040 KC2012 09 28.89616 00 53 01.96 +60 14 08.1 oET004J41
CK12S040 KC2012 09 28.90519 00 53 00.86 +60 14 03.2 18.5 ToET004J41
CK12S040 KC2012 09 29.07524 00 52 39.04 +60 12 34.9 uET004J95
CK12S040 KC2012 09 29.07869 00 52 38.56 +60 12 33.2 uET004J95
CK12S040 KC2012 09 29.08218 00 52 38.18 +60 12 31.2 17.8 TuET004J95
CK12S040 KC2012 09 29.27121100 52 14.20 +60 10 52.3 18.8 TvET004H21
CK12S040 KC2012 09 29.28253000 52 12.79 +60 10 46.3 18.4 TvET004H21
CK12S040 KC2012 09 29.29515400 52 11.18 +60 10 39.6 18.2 TvET004H21
CK12S040 KC2012 09 29.30140000 52 10.28 +60 10 35.8 18.5 TvET004H21
CK12S040 KC2012 09 29.32321 00 52 07.49 +60 10 24.7 18.3 TuET004H36
CK12S040 KC2012 09 29.33336 00 52 06.19 +60 10 18.7 18.3 TuET004H36
CK12S040 KC2012 09 29.34339 00 52 04.93 +60 10 13.5 18.4 TuET004H36
CK12S040 KC2012 09 29.34818 00 52 04.35 +60 10 11.2 18.2 TuET004H36
CK12S040 KC2012 09 29.35293 00 52 03.71 +60 10 08.8 18.3 TuET004H36
CK12S040 %C2012 09 29.35679800 52 03.42 +60 10 06.6 18.6 TtET004F65
CK12S040 %C2012 09 29.35847700 52 03.23 +60 10 05.6 18.8 TtET004F65
CK12S040 %C2012 09 29.36013300 52 03.01 +60 10 04.9 18.7 TtET004F65
CK12S040 %C2012 09 29.36181100 52 02.82 +60 10 03.9 18.5 TtET004F65
CK12S040 %C2012 09 29.36349800 52 02.61 +60 10 02.8 18.9 TtET004F65
CK12S040 C2012 09 29.82904 00 51 03.83 +60 05 52.9 17.9 TuET004C23
CK12S040 C2012 09 29.83609 00 51 02.49 +60 05 49.0 17.6 TuET004C23
CK12S040 C2012 09 29.83962 00 51 02.18 +60 05 46.5 17.4 TuET004C23
CK12S040 C2012 09 29.84315 00 51 01.96 +60 05 44.5 17.5 TuET004C23
CK12S040 C2012 09 29.84667 00 51 01.17 +60 05 42.2 17.4 TuET004C23
CK12S040 KC2012 09 29.85333 00 51 00.40 +60 05 40.0 uET004J95
CK12S040 C2012 09 29.85373 00 51 00.57 +60 05 39.4 17.5 TuET004C23
CK12S040 C2012 09 29.85726 00 50 59.89 +60 05 38.2 17.4 TuET004C23
CK12S040 KC2012 09 29.88657 00 50 56.26 +60 05 21.4 18.4 TuET004J95
CK12S040 KC2012 09 29.90003 00 50 54.41 +60 05 14.6 uET004J95
CK12S040 KC2012 09 29.93679 00 50 49.49 +60 04 54.7 19.1 TuET004C43
CK12S040 KC2012 09 29.94031 00 50 49.15 +60 04 52.4 19.1 TuET004C43
CK12S040 KC2012 09 30.21894600 50 13.96 +60 02 22.1 18.1 TvET004H21
CK12S040 KC2012 09 30.22827500 50 12.73 +60 02 16.1 18.3 TvET004H21
CK12S040 KC2012 09 30.23754700 50 11.63 +60 02 11.5 18.1 TvET004H21
CK12S040 KC2012 09 30.24681700 50 10.38 +60 02 06.6 18.5 TvET004H21
CK12S040 9C2012 09 30.25948700 50 08.976+60 01 58.44 19.5 TtET004F65
CK12S040 9C2012 09 30.26542800 50 08.252+60 01 55.03 19.3 TtET004F65
CK12S040 |C2012 09 30.38611 00 49 52.61 +60 00 49.1 cET004H06
CK12S040 |C2012 09 30.38861 00 49 52.32 +60 00 47.9 cET004H06
CK12S040 |C2012 09 30.39111 00 49 52.03 +60 00 46.6 18.7 TcET004H06
CK12S040 C2012 09 30.85295 00 48 53.62 +59 56 28.4 17.0 TuET004C23
CK12S040 C2012 09 30.85683 00 48 52.99 +59 56 27.0 16.7 TuET004C23
CK12S040 C2012 09 30.86070 00 48 52.69 +59 56 23.7 17.0 TuET004C23
CK12S040 KC2012 09 30.87245 00 48 51.20 +59 56 17.5 18.4 TuET004C43
CK12S040 KC2012 09 30.87607 00 48 50.87 +59 56 15.0 19.0 TuET004C43
CK12S040 KC2012 09 30.87968 00 48 50.21 +59 56 14.6 18.6 TuET004C43
CK12S040 C2012 09 30.88228 00 48 50.04 +59 56 11.6 17.1 TuET004C23
CK12S040 C2012 09 30.88615 00 48 49.53 +59 56 09.1 17.3 TuET004C23
CK12S040 C2012 09 30.89003 00 48 48.91 +59 56 07.4 17.1 TuET004C23
CK12S040 C2012 09 30.89390 00 48 48.56 +59 56 05.3 17.4 TuET004C23
CK12S040 C2012 09 30.89778 00 48 48.06 +59 56 02.5 17.4 TuET004C23
CK12S040 C2012 09 30.90165 00 48 47.45 +59 56 00.7 17.2 TuET004C23
CK12S040 C2012 09 30.90553 00 48 47.07 +59 55 59.2 17.4 TuET004C23
CK12S040 C2012 09 30.90940 00 48 46.57 +59 55 55.8 17.4 TuET004C23
CK12S040 KC2012 09 30.91767 00 48 45.55 +59 55 52.2 vET004470
CK12S040 KC2012 09 30.92163 00 48 45.10 +59 55 48.7 18.3 TvET004470
CK12S040 KC2012 09 30.95796 00 48 40.13 +59 55 29.6 18.7 TvET004470
CK12S040 KC2012 09 30.96191 00 48 39.82 +59 55 28.9 18.5 TvET004470
CK12S040 KC2012 10 01.83370 00 46 49.73 +59 47 05.0 18.4 TcET004A24
CK12S040 KC2012 10 01.83657 00 46 49.35 +59 47 03.3 18.5 TcET004A24
CK12S040 KC2012 10 01.88291 00 46 43.62 +59 46 37.0 17.8 TvET004I93
CK12S040 KC2012 10 01.89351 00 46 42.20 +59 46 30.4 18.2 TvET004I93
CK12S040 C2012 10 01.89386 00 46 42.03 +59 46 30.3 uET004118
CK12S040 C2012 10 01.90078 00 46 41.13 +59 46 25.3 uET004118
CK12S040 C2012 10 01.90425 00 46 40.69 +59 46 23.1 uET004118
CK12S040 KC2012 10 01.90499 00 46 40.77 +59 46 24.0 18.3 TvET004I93
CK12S040 C2012 10 01.91118 00 46 39.84 +59 46 19.0 uET004118
CK12S040 KC2012 10 01.93543 00 46 36.79 +59 46 05.4 18.6 TuET004B49
CK12S040 KC2012 10 01.93987 00 46 36.21 +59 46 02.8 18.7 TuET004B49
CK12S040 KC2012 10 01.95078 00 46 34.90 +59 45 57.0 18.7 TuET004B49
CK12S040 C2012 10 01.97911 00 46 31.17 +59 45 39.7 18.8 TvET004B18
CK12S040 C2012 10 01.98122 00 46 30.89 +59 45 38.2 18.7 TvET004B18
CK12S040 C2012 10 01.98612 00 46 30.26 +59 45 35.9 18.5 TvET004B18
CK12S040 KC2012 10 02.31483 00 45 48.91 +59 42 20.8 18.0 TuET004H36
CK12S040 KC2012 10 02.31988 00 45 48.33 +59 42 17.9 18.9 TuET004H36
CK12S040 KC2012 10 02.33680 00 45 46.12 +59 42 07.9 18.3 TuET004H36
CK12S040 KC2012 10 02.34267 00 45 45.34 +59 42 04.6 18.9 TuET004H36
Observer details:
118 Modra. Observer J. Vilagi. 0.6-m f/5.5 reflector + CCD.
470 Ceccano. Observers G. Masi, F. Nocentini. Measurers G. Masi, U. Masi.
0.36-m f/8.7 reflector + CCD, 0.43-m f/6.8 reflector + CCD.
A24 New Millennium Observatory, Mozzate. Observer E. Cozzi. 0.36-m f/11
Schmidt-Cassegrain + CCD.
B18 Terskol. Observers M. Andreev, A. Sergeev, N. Parakhin, V. Kozlov,
N. Karpov. Measurer M. Andreev. 0.6-m f/13.3 Cassegrain + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.30-m f/4 Newtonian
reflector + CCD.
C23 Olmen. Observer A. Diepvens. 0.20-m f/9 refractor + CCD.
C43 Hoyerswerda. Observer P. Lindner. 0.30-m f/6.3 Schmidt-Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters,
J. Thiel, T. Goggia. Measurer PS1 Science Consortium. 1.8-m
Ritchey-Chretien + CCD.
F65 Haleakala-Faulkes Telescope North. Observers T. Lister, J. D. Armstrong,
M. Micheli. Measurers T. Lister, M. Micheli. 2.0-m f/10 Ritchey-Chretien
+ CCD, 2.0-m f/10 reflector + CCD.
H06 RAS Observatory, Mayhill. Observer H. Sato. 0.43-m f/6.8 astrograph
+ CCD + f/4.5 focal reducer.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Vorobjov, L. Buzzi, S. Foglia. 0.61-m f/4.0 astrograph + CCD,
0.81-m f/4.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/5.0 reflector + CCD.
J41 Raheny. Observer D. Grennan. 0.36-m f/4.9 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
C/2012 S4 (PANSTARRS)
T 2013 June 22.88479 TT MPC
q 4.3835859 (2000.0) P Q
Peri. 162.44831 +0.96839969 +0.22877445
Node 172.88832 -0.04062010 -0.24823304
e 1.0 Incl. 126.65636 +0.24607325 -0.94129836
From 81 observations 2012 Sept. 28-Oct. 2.
Ephemeris:
C/2012 S4 (PANSTARRS)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2012 09 02 01 45 50.9 +62 05 35 4.6855 4.9913 101.8 11.4 18.8
...
2012 09 17 01 17 57.4 +61 31 41 4.4481 4.9353 113.5 10.8 18.7
...
2012 09 25 01 01 17.4 +60 45 05 4.3378 4.9063 119.2 10.3 18.6
...
2012 10 01 00 48 35.1 +59 55 05 4.2650 4.8850 123.2 9.9 18.5
2012 10 02 00 46 28.7 +59 45 28 4.2538 4.8814 123.8 9.8 18.5
2012 10 03 00 44 22.9 +59 35 28 4.2429 4.8779 124.4 9.7 18.5
...
2012 10 09 00 32 02.7 +58 27 41 4.1833 4.8571 127.6 9.4 18.5
...
2012 10 17 00 16 39.9 +56 37 18 4.1214 4.8298 130.6 9.0 18.4
...
2012 11 01 23 52 50.9 +52 19 06 4.0649 4.7805 131.5 8.9 18.3
Gareth V. Williams (C) Copyright 2012 MPC M.P.E.C. 2012-T04
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