var O E D_MAX 1.725 1.911 D_SKY 0.053 0.077 ALPHA -0.318483 -0.12942 BETA 1.95918 2.78946 GAMMA -0.187811 -0.197256 I_SKY 1.92879e-13 5.90557e-13 I_REF 5.16801e-13 8.632e-13 I_THRESH 1.82526e-13 3.23413e-13 SEEING 2.70 2.79