ES4

Data Time   (loc time) Exp delay Phase T flats
10/06/06               
Start   9:57 p.m   1.5 m      2          55      36 F         
Stop   1:16 a.m          
seeing  good
weather  clear, calm, cold
note 1 half - diafr+new filter, 2 half - new filter - diafr. Test new optical system.