Circular No. 8401

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 2004eg, 2004eh, AND 2004ei

Three apparent new supernovae have been discovered on CCD
images taken by J. Young (2004eg; Table Mountain 0.6-m f/16
reflector + R and I filters) and by T. Boles (2004eh and 2004ei;
cf. IAUC 8399).

SN       2004 UT        R.A.  (2000.0)  Decl.    Mag.     Offset
2004eg   Sept. 1.488   4 28 08.26  +21 39 18.3   19.5   20" W, 1".4 S
2004eh   Sept. 8.003   2 26 11.82  +27 36 24.1   17.1   7".8 W, 11".6 N
2004ei   Sept. 8.074   3 41 32.69  +37 13 30.2   17.9   4".3 E, 2".9 S

Approximate unfiltered CCD magnitudes from the respective
discoverers (plus LOSS/KAIT magnitudes by W. Li, who independently
found SN 2004eg):  SN 2004eg in UGC 3053, Feb. 5.12, [20.0 (Li);
Aug. 20.48, 18.4 (Li); Sept. 1.497, I = 19.0; 2.409, R = 19.5;
6.45, 18.6 (Li); 8.445, R = 19.5.  SN 2004eh in UGC 1892, 2003 Oct.
19, [19.5; Nov. 27, [19.5; 2004 Sept. 9.001, 18.5.  SN 2004ei in
UGC 2817, Jan. 9, [19.5; Feb. 22, [19.5; Sept. 8.998, 17.9.  None
of the new objects is present on Sky Survey images dating to
1988-1991 (limiting red mag 20.8-21.5; limiting blue mag 21.5-22.5).

Host galaxy info: vel = 2407 km/s, 0.9 x 0.7, 14.75,Scd:

SN type info: II

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