2009CBET.1944....1H

Veli-Pekka Hentunen and Markku Nissinen, Varkaus, Finland, report their discovery of an apparent supernova (mag 17.9 ± 0.2) on a 200-s Bessel-R image (limiting R mag 19.4) taken with a 36-cm Celestron XLT OTA telescope (+ SBIG ST8 XME camera) on Sept. 15.80 UT, with a confirming image taken on Sept. 17.75. The new object is located at R.A. = 13:30:10.54, Decl. = +80:30:26.8 (equinox 2000.0), which is 31" east and 18" north of the center of UGC 8520. A. Oksanen, Muurame, Finland, reports that he obtained a confirming 60-s unfiltered CCD image (limiting mag 19.9) of 2009iy on Sept. 19.848 with a 40-cm reflector, finding the new object at mag 18.5 with position end figures 10s.60, 27".1; he has posted his image at the following website URL: http://murtoinen.dyndns.org:8888/ccd/Arto/ugc8520.jpg.