var	O	E
D_MAX	1.640	1.825
D_SKY	0.065	0.119
ALPHA	-0.404821	-0.183306
BETA	1.66364	2.19632
GAMMA	-0.176452	-0.172527
I_SKY	5.79513e-13	4.63775e-13
I_REF	1.80149e-12	7.07876e-13
I_THRESH	5.40662e-13	2.73574e-13
SEEING	2.70	2.84