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Circular No. 8762
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Mailstop 18, Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions)
CBAT@CFA.HARVARD.EDU (science)
URL http://cfa-www.harvard.edu/iau/cbat.html ISSN 0081-0304
Phone 617-495-7440/7244/7444 (for emergency use only)
SUPERNOVAE 2006jc, 2006jd, 2006je
Three apparent supernovae have been found on unfiltered CCD
images: 2006jc independently by K. Itagaki (Teppo-cho, Yamagata,
Japan; 0.60-m f/5.7 reflector; communicated by S. Nakano, Sumoto,
Japan; tabulated data below from Itagaki; additional details on
CBET 666) and by T. Puckett and R. Gorelli (0.35-m reflector at
Ellijay, GA; cf. IAUC 8758); and 2006jd and 2006je by R. R. Prasad
and W. Li (LOSS/KAIT; cf. IAUC 8758).
SN 2006 UT R.A. (2000.0) Decl. Mag. Offset
2006jc Oct. 9.75 9 17 20.78 +41 54 32.7 13.8 11" W, 7" S
2006jd Oct. 12.54 8 02 07.43 + 0 48 31.5 17.2 22" E, 1".3 S
2006je Oct. 15.28 1 50 53.28 +33 05 53.2 17.8 19".2 E, 20".7 N
Additional magnitudes for 2006jc in UGC 4904: 2005 Dec. 11 UT,
[19.8 (Puckett); 2006 Sept. 21.793, [19.5 (Itagaki); 22, [19.0
(Itagaki); Oct. 10.33, 13.8 (Puckett and Gorelli); 10.725, 13.9
(Itagaki); 11.34, 13.7 (D. Lane, Stillwater Lake, NS, 0.28-m
reflector, via Puckett); 12.191, 13.9 (G. Masi and S. Foglia,
Ceccano, Italy). Puckett provides position end figures 20s.85,
33".0 for 2006jc. Itagaki adds that nothing is visible at this
location on the Digitized Sky Survey (DSS). Masi provides the
following position end figures for 2006jc: 20s.79, 33".1. SN
2006jc appears to be a peculiar type-Ib/c supernova (details on
CBETs 672, 674, and 677). Additional magnitudes for 2006jd in UGC
4179: Apr. 21.17, [19.0; Oct. 15.54, 17.1. Additional magnitudes
for 2006je in IC 1735: Sept. 29.36, [19.0; Oct. 17.47, 18.2. SN
2006je is a peculiar type-Ia supernova (details on CBET 678).
COMET P/2006 T1 (LEVY)
Elliptical orbital elements (cf. IAUC 8757) from MPEC 2006-T80:
T = 2006 Oct. 7.449 TT Peri. = 179.476
e = 0.67046 Node = 279.791 2000.0
q = 0.98924 AU Incl. = 18.324
a = 3.00186 AU n = 0.189504 P = 5.20 years
Visual total-magnitude estimates: Oct. 3.81 UT, 9.8 (K.
Yoshimoto, Yamaguchi, Japan, 25-cm reflector); 4.17, 9.4 (J. J.
Gonzalez, Leon, Spain, 25x100 binoculars); 5.18, 10.2 (N. Biver,
Versailles, France, 26-cm reflector); 9.80, 10.5 (S. Yoshida, Gunma,
Japan, 40-cm reflector; full moon); 17.14, 10.0 (M. Reszelski,
Szamotuly-Galowo, Poland, 13-cm reflector).
(C) Copyright 2006 CBAT
2006 October 19 (8762) Daniel W. E. Green
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