var O E D_MAX 1.730 1.864 D_SKY 0.157 0.161 ALPHA -0.130943 -0.168846 BETA 2.45783 1.96783 GAMMA -0.186987 -0.164776 I_SKY 1.45376e-12 1.12343e-12 I_REF 1.64916e-12 1.52178e-12 I_THRESH 6.83015e-13 5.35715e-13 SEEING 3.14 2.74