2009CBET.1828....1D

Further to CBET 1825, A. J. Drake, S. G. Djorgovski, A. Mahabal, R. Williams and M. J. Graham, California Institute of Technology; M. Catelan, Pontificia Universidad Catolica de Chile; E. C. Beshore, S. M. Larson, R. Hill, A. Gibbs, A. Boattini, R. Kowalski, Lunar and Planetary Laboratory, University of Arizona; and E. Christensen, Gemini Observatory, report the CRTS discovery of possible supernovae in unfiltered Catalina Sky Survey (CSS) images:

---------------------------------------------------------------------------— PSN 2009 UT R.A. (2000.0) Decl. Mag. Offset ---------------------------------------------------------------------------— K0905-4 Apr. 24.34 12 43 52.36 +24 27 49.2 19.4 15".3 E, 7".9 S K0905-5 Apr. 27.39 14 39 38.53 - 7 18 42.6 18.6 0".3 W, 0".4 N K0905-6 May 18.19 12 34 59.13 +24 43 52.1 19.2 0".2 E, 1".4 N K0905-7 May 18.21 12 30 48.77 +28 57 01.4 19.5 13".9 W, 4".4 N K0905-8 May 18.21 12 41 50.08 +30 01 41.8 19.6 0".2 W, 0".9 N K0905-9 May 18.27 12 17 30.34 +41 13 29.1 19.7 9".4 E, 9".6 S ---------------------------------------------------------------------------—

The objects were followed with the Palomar 1.5-m telescope using Gunn filters. Further CSS magnitudes for K0905-4: Mar. 3.40, [20.5; 28.29, 20.2; May 17.28, 19.7. Further magnitudes for K0905-5: Jan. 31.54, [20.4 (CSS); Apr. 17.43, 18.6 (CSS); 28.19, g = 18.3, r = 18.5, i = 18.8; May 13.20, g = 19.3, r = 19.0, i = 19.4. Further magnitudes for PSN K0905-6: Apr. 24.34 UT, [20.5 (CSS); May 24.25, g = 19.6, r = 19.3, i = 19.7. Further magnitudes for K0905-7: Apr. 30.35, [20.5 (CSS); May 24.25, g = 19.9, r = 19.8, i = 20.0. Further magnitudes for K0905-8: Apr. 2.23, [20.5 (CSS); May 24.24, g = 19.5, r = 19.4, i = 19.8. Further magnitudes for K0905-9: Apr. 24.45, [20.9 (CSS); 25.21, 20.9 (CSS); May 24.23, g = 19.8, r = 19.8, i = 19.9.