Useful Exposure Times

Frame DIT(Seconds) NDIT
Xenon Arc  5 - 10 
Neon Arc  5 - 10 
J/Js Imaging of (moderately) faint objects  10 - 20  6 - 3 
H Imaging of (moderately) faint objects  6 - 15  10 - 4 
Ks Imaging of (moderately) faint objects  5 - 12  12 - 5 
Imaging Standards (broad band filters)  1.2 - 2  5 - 10 
Dome Flats 1.2 - 2 
30 
Focus Wedge