I run a pretty long photoperiod as I work from home and get bored staring at a dark tank. However, my electric bill may force me to shorten it. My photoperiod is as follows:
8:00am - Actinic on
9:00am - 96W PC (10,000) on - this does very little but allows you to view a little better.
11:00am - 250W MH on(14,000K)
12:00pm - 400W MH on(14,000K)
1:00pm - 400W MH on(14,000K)
8:00pm - 400W MH off
9:00pm - 400W MH off
10:00pm - 250W MH & PC 10,000K off
10:30pm - actinic off
Lunar LED's on all night