Circular No. 8120

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 2003ds AND 2003dt

     Further to IAUC 8117, J. Graham, W. Li, M. Schwartz, and P. R.
     Holvorcem report two apparent supernovae found via LOTOSS on
     unfiltered KAIT (SN 2003ds) and Tenagra II (SN 2003dt) images:
      
      SN      2003 UT      R.A.  (2000.0)  Decl.    Mag.      Offset
      2003ds  Apr. 14.3   10 18 58.35  +46 27 15.5  18.0   4".2 E, 1".2 N
      2003dt  Apr. 22.5   20 47 17.56  + 0 18 42.8  17.5   23" W, 32" S
       
     Additional approximate magnitudes (via KAIT unless otherwise noted):
     SN 2003ds in NGC 3191, Mar. 25.3 UT, [19.5; Apr. 19.3, 18.5.  SN
     2003dt in NGC 6962, 2002 Nov. 24.1, [18.8; Apr. 21.5, 17.5 (poor
     discovery image via Tenagra IV).  Schwartz adds that SN 2002ha is
     at mag about 19.6 on Apr. 22.5, located about 15" from SN 2003dt.

Host galaxy info: Vel = 9210 km/s, 0.8 x 0.6, 14.10, SB(s)bc pec

SN type info: Ia

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