gain ndata nH gamma ampl chisqr reduced 32S 5N 6N 6N 6N 7N 8N acisD2000-01-29fef_phaN0001.fits 186 2.3910 1.4812 0.0020 105.294 0.575376 acisD2000-01-29fef_phaN0002.fits 186 2.5674 1.5445 0.0022 105.075 0.574181 acisD2000-01-29fef_piN0001.fits 166 2.4894 1.5166 0.0021 99.1737 0.608428 acisD2000-01-29fef_piN0002.fits 167 2.5376 1.5345 0.0022 98.9245 0.603198