Circular No. 8721

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) BMARSDEN@CFA.HARVARD.EDU or DGREEN@CFA.HARVARD.EDU (science) URL http://cfa-www.harvard.edu/iau/cbat.html Phone 617-495-7244/7440/7444 (for emergency use only)

SUPERNOVAE 2006cx, 2006cy, 2006cz

Additional supernovae have been discovered on unfiltered CCD
images:  2006cx and 2006cz by R. R. Prasad, J. Schwehr, and W. Li
(LOSS/KAIT; cf. IAUC 8720), and 2006cy by R. Quimby and P. Mondol
(cf. IAUC 8622).

SN      2006 UT      R.A.  (2000.0)  Decl.    Mag.     Offset
2006cx  June  8.46  22 35 56.45  +20 19 17.1  17.4  1".6 E, 3".5 S
2006cy  June  9.22  13 08 01.23  +26 06 59.0  17.2  2".3 E, 13".1 S
2006cz  June 14.29  14 48 36.66  - 4 44 30.7  17.4  0".8 E, 19".8 S

Additional KAIT magnitudes for 2006cx in NGC 7316:  2005 Dec. 6.15
UT, [19.0; 2006 June 9.47, 17.5.  SN 2006cx is a type-II supernova
(details on CBET 543).  SN 2006cy, which was found by subtracting a
co-addition of 0.45-m ROTSE-IIIb telescope images taken between
2004 Dec. 15 and 2006 Jan. 10 (limiting mag about 19.3) from the
2006 June images, is a type-IIn supernova (details on CBET 544).
Additional magnitudes for 2006cz in MCG -01-38-2:  May 24.30, [19.1;
June 2.31, [18.7; 15.23, 17.3.

Host galaxy info: vel =12591 km/s, 1.6 x 1.4 ; 15.30; SA(s)cd:

SN type info: Ia-91T

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