var O E D_MAX 1.677 1.805 D_SKY 0.056 0.073 ALPHA -0.191421 -0.231861 BETA 2.72477 2.14447 GAMMA -0.214319 -0.185166 I_SKY 3.26981e-13 6.32444e-13 I_REF 5.7516e-13 1.28357e-12 I_THRESH 2.20039e-13 4.69408e-13 SEEING 2.74 2.50