(1993 Apr. 10) subject: SN1993J photometry at Nishi-Harima (4/8 and 4/9) M. Okyudo and T. Ishida (Nishi-Harima Observatory, Hyogo, Japan) obtained following differential photometry of SN1993J using 0.6-m reflector + CCD. The color band is Johnson V (uncalibrated, but the color system is very close to the standard V). 1993 Apr. 8.576 UT SN1993J V=11.68 (assuming star B as V=11.90) star B - star A = +0.50 1993 Apr. 9.659 UT SN1993J V=11.52 (assuming star B as V=11.90) star B - star A = +0.49 Regards, Taichi Kato (Kyoto University)
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