Stellar Linearity Test

    1. Must be performed under photometric conditions.

    2. On Star Flat position.

    3. Take range of exposures.

      • 1, 3, 10, 30, 100, 300 seconds

      • 6 readouts + 447 sec exposure ~ 600 second/filter

      • all 5 filters

      • allocate 1 hour

    4. This doubles as a shutter timing measurement.