MPEC 2012-X70 : COMET C/2012 X1 (LINEAR)
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.


M.P.E.C. 2012-X70 Issued 2012 Dec. 12, 17:17 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 X1 (LINEAR) Observations: CK12X010 C2012 12 08.38874 09 36 50.45 +29 49 15.6 19.4 TcEX070704 CK12X010 C2012 12 08.40186 09 36 50.47 +29 49 20.4 19.9 TcEX070704 CK12X010 C2012 12 08.42818 09 36 50.49 +29 49 29.9 19.9 TcEX070704 CK12X010 C2012 12 08.44137 09 36 50.41 +29 49 36.9 19.7 TcEX070704 CK12X010 KC2012 12 09.20034 09 36 49.64 +29 54 18.5 tEX070204 CK12X010 KC2012 12 09.20562 09 36 49.63 +29 54 20.7 tEX070204 CK12X010 KC2012 12 09.21088 09 36 49.60 +29 54 22.5 18.8 TtEX070204 CK12X010 |C2012 12 09.32291 09 36 49.62 +29 55 04.5 cEX070H06 CK12X010 |C2012 12 09.32548 09 36 49.60 +29 55 05.7 cEX070H06 CK12X010 |C2012 12 09.32804 09 36 49.56 +29 55 07.0 18.8 TcEX070H06 CK12X010 *C2012 12 09.33894 09 36 49.57 +29 55 11.2 18.7 TuEX070H06 CK12X010 *C2012 12 09.34434 09 36 49.57 +29 55 12.0 18.5 TuEX070H06 CK12X010 `C2012 12 09.37968 09 36 49.55 +29 55 26.0 19.0 TtEX070H06 CK12X010 `C2012 12 09.38223 09 36 49.53 +29 55 26.7 18.7 TtEX070H06 CK12X010 `C2012 12 09.38476 09 36 49.53 +29 55 28.1 19.2 TtEX070H06 CK12X010 `C2012 12 09.38728 09 36 49.48 +29 55 28.9 19.0 TtEX070H06 CK12X010 `C2012 12 09.38980 09 36 49.51 +29 55 30.0 19.3 TtEX070H06 CK12X010 KC2012 12 10.07276 09 36 48.33 +29 59 49.9 19.1 TqEX070470 CK12X010 KC2012 12 10.07635 09 36 48.34 +29 59 51.8 18.9 TqEX070470 CK12X010 KC2012 12 10.16710 09 36 48.11 +30 00 25.3 uEX070J95 CK12X010 KC2012 12 10.17671 09 36 48.10 +30 00 29.1 18.9 TuEX070J95 CK12X010 KC2012 12 11.38930209 36 44.92 +30 08 17.4 19.2 TqEX070H21 CK12X010 KC2012 12 11.39590709 36 44.89 +30 08 19.6 19.2 TqEX070H21 CK12X010 KC2012 12 11.40278209 36 44.87 +30 08 22.4 19.2 TqEX070H21 CK12X010 KC2012 12 11.40965709 36 44.84 +30 08 25.1 19.3 TqEX070H21 CK12X010 KC2012 12 11.97366 09 36 42.97 +30 12 05.2 19.0 TuEX070104 CK12X010 KC2012 12 11.97859 09 36 42.95 +30 12 07.0 18.9 TuEX070104 CK12X010 KC2012 12 11.99269 09 36 42.88 +30 12 12.7 19.0 TuEX070104 CK12X010 KC2012 12 12.08353 09 36 42.58 +30 12 47.0 18.7 TuEX070958 CK12X010 KC2012 12 12.09572 09 36 42.43 +30 12 53.1 18.9 TuEX070958 CK12X010 KC2012 12 12.10794 09 36 42.42 +30 12 58.4 18.8 TuEX070958 CK12X010 C2012 12 12.42653 09 36 41.17 +30 15 04.3 18.5 ToEX070H01 CK12X010 IC2012 12 12.43366 09 36 41.14 +30 15 07.1 18.5 ToEX070H01 CK12X010 IC2012 12 12.44877 09 36 41.06 +30 15 13.2 18.5 ToEX070H01 CK12X010 C2012 12 12.45405 09 36 41.03 +30 15 15.3 18.7 ToEX070H01 Observer details: 104 San Marcello Pistoiese. Observers P. Bacci, L. Tesi, G. Fagioli. Measurer P. Bacci. 0.60-m f/4 reflector + CCD. 204 Schiaparelli Observatory. Observer L. Buzzi. 0.38-m f/6.8 reflector + CCD. 470 Ceccano. Observers G. Masi, F. Nocentini. Measurers G. Masi, U. Masi. 0.43-m f/6.8 reflector + CCD. 704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz, R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia, C. Gall. 1.0-m f/2.15 reflector + CCD. 958 Observatoire de Dax. Observer P. Dupouy. 0.30-m f/6.3 Schmidt-Cassegrain + CCD. H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9 reflector + CCD. H06 iTelescope Observatory, Mayhill. Observers H. Sato, E. Bryssinck, R. Ligustri. 0.43-m f/6.8 astrograph + CCD + f/4.5 focal reducer, 0.50-m f/6.8 reflector + CCD + f/4.5 focal reducer. H21 Astronomical Research Observatory, Westfield. Observer R. Holmes. Measurers T. Vorobjov, L. Buzzi, S. Foglia. 0.76-m f/3.0 astrograph + CCD. J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain + CCD. Orbital elements: C/2012 X1 (LINEAR) T 2014 Mar. 11.64562 TT MPC q 1.7441262 (2000.0) P Q Peri. 128.68621 -0.23496663 +0.71451180 Node 114.25932 -0.95060712 -0.31038737 e 1.0 Incl. 46.28737 +0.20282207 -0.62700285 From 34 observations 2012 Dec. 8-12. Ephemeris: C/2012 X1 (LINEAR) Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2 2012 11 12 09 32 29.4 +27 39 12 5.4181 5.5627 93.2 10.2 19.1 ... 2012 11 27 09 36 02.0 +28 44 53 5.0545 5.4340 107.5 10.0 18.9 ... 2012 12 05 09 36 47.2 +29 28 46 4.8683 5.3651 115.4 9.6 18.7 ... 2012 12 11 09 36 46.1 +30 05 46 4.7341 5.3133 121.3 9.1 18.6 2012 12 12 09 36 42.8 +30 12 16 4.7123 5.3046 122.3 9.0 18.6 2012 12 13 09 36 38.6 +30 18 51 4.6906 5.2960 123.3 8.9 18.6 ... 2012 12 19 09 35 54.4 +31 00 14 4.5646 5.2440 129.4 8.3 18.5 ... 2012 12 27 09 34 03.0 +31 59 54 4.4083 5.1744 137.3 7.4 18.4 ... 2013 01 11 09 27 50.7 +34 01 37 4.1583 5.0434 151.3 5.4 18.1 Gareth V. Williams (C) Copyright 2012 MPC M.P.E.C. 2012-X70


Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)