Changes
/* Observing recipes: sky flats */
# Take a '''minimum of 15 flats in each filter/prebin setting''', keeping exposure times ≥1s with STE3/4 to allow the shutter time to open and close (SHOC has no shutter so does not have this limitation).
Since all exposures with STE3/4 must be performed via a module (except for snapshots), it may seem challenging to set up and edit modules quickly enough to obtain sufficient sky flats during twilight. However, you can do this pretty quickly using the following example:
