SIMBAD references

Further to CBETs 2234 and 2280, A. J. Drake, S. G. Djorgovski, A. Mahabal, M. J. Graham, and R. Williams, California Institute of Technology; J. L. Prieto, Carnegie Observatories; M. Catelan, Pontificia Universidad Catolica de Chile; R. H. McNaught, Australian National University; E. C. Beshore and S. M. Larson, Lunar and Planetary Laboratory, University of Arizona; and E. Christensen, Gemini Observatory, report the discovery of several apparent supernovae in unfiltered Catalina Sky Survey (CSS) and Siding Spring Survey images:

---------------------------------------------------------------------------— SN 2010 UT R.A. (2000.0) Decl. Mag. Offset ---------------------------------------------------------------------------— 2010cv Apr. 9.18 9 36 19.28 +29 21 01.3 18.8 – 2010cw Apr. 11.24 9 33 56.84 +38 48 35.7 17.8 1".6 E, 1".7 S 2010cx May 5.33 13 00 31.43 +41 44 44.4 18.3 1".1 W 2010cy May 13.39 14 43 42.85 + 3 58 16.2 17.0 1".0 E, 3".1 N 2010cz May 15.81 22 40 56.89 - 7 03 06.4 17.8 15".9 W, 16".8 N ---------------------------------------------------------------------------—

Further CSS magnitudes for 2010cv: Mar. 19.27 UT, [20.5; Apr. 17.18, 18.9; May 6.23, 19.6. Further CSS magnitudes for 2010cw: Mar. 19.28, [19.2; May 11.17, 18.8. Further CSS magnitudes for 2010cx: Mar. 19.30, [20.4; May 15.30, 18.5; May 17.33, 18.5. Further CSS magnitudes for 2010cy: Apr. 9.31, [18.0; May 5.38, 17.5. Further magnitudes for 2010cz: 2009 Nov. 17, [19.5 (Mount Lemmon Survey); 2010 May 17.4, 18.2 (J. Brimacombe, Cairns, Australia; unfiltered images taken remotely with a telescope near Mayhill, NM, U.S.A.). The host galaxy (2 Micron All Sky Survey eXtended source J2240579-070323) for 2010cz has redshift z = 0.041 (6dF Galaxy Survey; cf. Jones et al. 2004, MNRAS 355, 747).