If you mean all the coloured markings, the red is bad. You can see a scale at the bottom of each selection:
Cheers, Ken
__________________________________________ Ken James - Snake Valley Australia Samsung SCB-4000, 2 Mallincams, 2 Revolution Imagers, 2 ToUcams, SX-5c, Canon 350d, 450d, 6d. Broadcaster on Night Skies Network as 'Ken James' HERE --> www.nightskiesnetwork.com/ - Video Astronomy Website: ballaratman.wix.com/videoastronomy