var O E D_MAX 1.745 1.795 D_SKY 0.050 0.054 ALPHA -0.335763 -0.256687 BETA 1.84157 2.10861 GAMMA -0.169522 -0.190843 I_SKY 2.69245e-13 7.62164e-13 I_REF 8.10444e-13 1.79213e-12 I_THRESH 2.83185e-13 7.76889e-13 SEEING 2.60 2.70