SGP/IRSI/C1 - IR image

When the power was restored after an ice storm, the IR camera appeared to have drifted out 
of temperature range and a "static" pattern was displayed at the top of each image, 
especially on clear days.

• High emission sky cover for narrow field of view(sky_cover_high_emission_narrow)
• High emission sky cover for wide field of view(sky_cover_high_emission_wide)
• Low emission sky cover for wide field of view(sky_cover_low_emission_wide)
• Low emission sky cover for narrow field of view(sky_cover_low_emission_narrow)