Given below is a preliminary photometric sequence for some nearby field stars. So this SN appears to have been discovered before maximum. We give below a preliminary photometric sequence. 16.976 0.007 -0.323 0.016 The SN 2000cx data were derived from images obtained by Tanya Tavenner, Chelsey Logan, Kevin Krisciunas, Melissa Thomas, Keely Snider, and Andrew West. It is 4.8 arcmin on a side.
North is up, east to the left.
The photometric sequence given below is based on the calibration of May 1st, a clear night with standards fields observed 4 times. It is 4.8 arcmin on a side. North is up, east to the left. Here is a 150 sec exposure of SN 2000I in NGC 2958 by Rest and Krisciunas on 10 Feb 2000. I have cut it down to one arc minute on a side.