MPEC 2005-J32 : COMET P/2005 J1 (McNAUGHT)
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M.P.E.C. 2005-J32 Issued 2005 May 8, 13:04 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 P/2005 J1 (McNAUGHT)
Observations:
PK05J010 C2005 05 03.72216 20 15 57.78 -28 50 37.9 17.6 T EJ032E12
PK05J010 C2005 05 03.73074 20 15 58.31 -28 50 20.9 EJ032E12
PK05J010 C2005 05 03.73944 20 15 58.89 -28 50 04.0 EJ032E12
PK05J010 C2005 05 03.74954 20 15 59.36 -28 49 44.3 18.1 T EJ032E12
PK05J010 C2005 05 03.79220 20 16 02.53 -28 48 19.2 18.1 T EJ032E12
PK05J010 C2005 05 03.79784 20 16 02.90 -28 48 08.1 18.4 T EJ032E12
PK05J010 C2005 05 03.80344 20 16 03.27 -28 47 57.5 18.2 T EJ032E12
PK05J010 C2005 05 03.80874 20 16 03.67 -28 47 47.0 18.3 T EJ032E12
PK05J010 C2005 05 03.81436 20 16 04.06 -28 47 35.4 EJ032E12
PK05J010 C2005 05 03.81725 20 16 04.20 -28 47 30.5 EJ032E12
PK05J010 C2005 05 04.39504 20 16 45.94 -28 28 33.9 18.8 N EJ032854
PK05J010 C2005 05 04.39987 20 16 46.12 -28 28 24.1 18.9 N EJ032854
PK05J010 C2005 05 04.40466 20 16 46.34 -28 28 15.0 18.8 N EJ032854
PK05J010 C2005 05 04.52433 20 16 54.76 -28 24 04.9 18.1 T EJ032474
PK05J010 C2005 05 04.52676 20 16 54.97 -28 24 00.0 18.1 T EJ032474
PK05J010 C2005 05 04.52873 20 16 55.12 -28 23 56.0 18.1 T EJ032474
PK05J010 C2005 05 04.53069 20 16 55.23 -28 23 52.4 18.0 T EJ032474
PK05J010 C2005 05 04.62702 20 17 01.98 -28 20 42.0 T EJ032E12
PK05J010 C2005 05 04.62985 20 17 02.19 -28 20 36.5 19.0 T EJ032E12
PK05J010 C2005 05 04.63174 20 17 02.34 -28 20 33.4 18.6 T EJ032E12
PK05J010 C2005 05 04.63521 20 17 02.54 -28 20 26.9 18.2 T EJ032E12
PK05J010 C2005 05 04.63632 20 17 02.64 -28 20 24.8 19.3 T EJ032E12
PK05J010 C2005 05 04.63742 20 17 02.70 -28 20 21.7 18.1 T EJ032E12
PK05J010 C2005 05 04.63853 20 17 02.87 -28 20 21.1 19.2 T EJ032E12
PK05J010 C2005 05 04.78479 20 17 12.43 -28 15 31.1 18.9 T EJ032E12
PK05J010 C2005 05 04.79258 20 17 12.97 -28 15 15.1 18.8 T EJ032E12
PK05J010 C2005 05 04.81723 20 17 14.56 -28 14 26.0 19.1 T EJ032E12
PK05J010 C2005 05 04.81811 20 17 14.63 -28 14 23.8 19.0 T EJ032E12
PK05J010 C2005 05 04.81899 20 17 14.71 -28 14 22.3 18.7 T EJ032E12
PK05J010 C2005 05 04.81986 20 17 14.71 -28 14 19.7 18.9 T EJ032E12
PK05J010 C2005 05 05.52078 20 18 02.77 -27 50 51.7 18.2 T EJ032474
PK05J010 C2005 05 05.52506 20 18 03.08 -27 50 43.2 18.4 T EJ032474
PK05J010 C2005 05 05.52784 20 18 03.27 -27 50 37.3 18.0 T EJ032474
PK05J010 C2005 05 05.69341 20 18 14.16 -27 45 08.1 18.8 T EJ032E12
PK05J010 C2005 05 05.70251 20 18 14.76 -27 44 49.0 18.3 T EJ032E12
PK05J010 C2005 05 05.71161 20 18 15.40 -27 44 31.8 T EJ032E12
PK05J010 C2005 05 05.72069 20 18 15.94 -27 44 12.8 T EJ032E12
PK05J010 C2005 05 05.73293 20 18 16.62 -27 43 48.1 19.2 T EJ032E12
PK05J010 C2005 05 05.74107 20 18 17.20 -27 43 32.2 18.1 T EJ032E12
PK05J010 C2005 05 05.74919 20 18 17.64 -27 43 15.4 18.3 T EJ032E12
PK05J010 C2005 05 05.76267 20 18 18.30 -27 42 46.9 18.2 T EJ032474
PK05J010 C2005 05 05.76661 20 18 18.60 -27 42 38.9 18.4 T EJ032474
PK05J010 C2005 05 08.42355 20 21 03.47 -26 12 12.2 18.9 N EJ032651
PK05J010 C2005 05 08.42697 20 21 03.67 -26 12 03.9 18.8 N EJ032651
PK05J010 C2005 05 08.42981 20 21 03.85 -26 12 01.0 18.7 N EJ032651
Observer details:
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. Measurers
P. M. Kilmartin, A. C. Gilmore. 1.0-m f/7.7 reflector + CCD.
651 Grasslands Observatory, Tucson. Observer J. E. McGaha. 0.62-m f/5.1
Newtonian reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers E. C. Beshore,
C. M. Casey, E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill,
S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
Orbital elements:
P/2005 J1 (McNaught)
T 2005 Apr. 17.402 TT MPC
q 1.53305 (2000.0) P Q
n 0.141244 Peri. 338.980 -0.322182 +0.786279
a 3.65166 Node 268.928 -0.775808 -0.538449
e 0.58018 Incl. 31.824 -0.542514 +0.303048
P 6.98
From 43 observations 2005 May 3-8.
Ephemeris:
P/2005 J1 (McNaught)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2005 04 30 20 11.13 -30 50.3 0.983 1.539 101.3 39.9 18.3
2005 05 10 20 22.51 -25 17.1 0.915 1.552 107.3 38.4 18.2
2005 05 20 20 28.80 -19 08.7 0.857 1.571 114.2 36.0 18.1
2005 05 30 20 29.98 -12 32.3 0.812 1.597 121.7 32.7 18.1
2005 06 09 20 26.11 -05 43.0 0.783 1.629 129.5 28.7 18.1
2005 06 19 20 17.65 +00 54.3 0.775 1.667 136.7 24.7 18.2
2005 06 29 20 05.68 +06 49.4 0.788 1.709 142.2 21.4 18.3
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-J32
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