Columns refer to the following headings: File ID DATE TIME(UT) Active Region# Filter Pos. t2003_1217_152906 12/17/2003 15:29:06 520 90 mA Red t2003_1217_154005 12/17/2003 15:40:05 520 90 mA Red t2003_1217_154436 12/17/2003 15:44:36 520 90 mA Blue