ES4
Data
Time (
loc time
)
Exp
delay
Phase
T
flats
10
/0
6
/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.