[IAUC] CBET 2429: 20100828 : SUPERNOVAE 2010hc AND 2010hd

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Sab Ago 28 10:12:56 ART 2010


                                                  Electronic Telegram No. 2429
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
CBAT Director:  Daniel W. E. Green; Room 209; Dept. of Earth and Planetary
 Sciences; Harvard University; 20 Oxford St.; Cambridge, MA  02138; U.S.A.
e-mail:  cbat en iau.org; cbatiau en eps.harvard.edu
URL http://www.cfa.harvard.edu/iau/cbat.html


SUPERNOVAE 2010hc AND 2010hd
     A. J. Drake, S. G. Djorgovski, A. Mahabal, M. J. Graham, and R. Williams,
California Institute of Technology; R. H. McNaught and G. Garradd, Australian
National University; S. Howerton, Arkansas City, KS, U.S.A.; J. L. Prieto,
Carnegie Observatories; M. Catelan, Pontificia Universidad Catolica de Chile;
E. C. Beshore and S. M. Larson, Lunar and Planetary Laboratory, University of
Arizona; and E. Christensen, Gemini Observatory, report the discovery of two
apparent supernovae in unfiltered Siding Spring Survey (SSS) images:

 SN       2010 UT       R.A. (2000.0) Decl.      Mag.      Offset
 2010hc   Aug. 5.55   19 55 08.24  -39 21 58.5   16.3    21".2 E, 24".2 N
 2010hd   Aug. 7.67   22 41 51.84  -46 05 45.4   17.6    8".1 W, 10".5 S

Further unfiltered SSS magnitudes for 2010hc in ESO 339-6:  May 18.70 UT,
[18.5; July 4.63, 16.2; 16.57, 16.1.  Further magnitudes for 2010hd in ESO
290-1 (galaxy redshift z = 0.033):  July 20.74, [19.0 (SSS); Aug. 25.50,
R = 17.8 (J. Brimacombe, Cairns, Queensland, Australia, using a RCOS 0.4-m
telescope).


NOTE: These 'Central Bureau Electronic Telegrams' are sometimes
      superseded by text appearing later in the printed IAU Circulars.

                         (C) Copyright 2010 CBAT
2010 August 28                   (CBET 2429)              Daniel W. E. Green



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