GRB080603b

2008 06 28
ZTSh, CrAO

Filter R

Start series 2008-06-28T19:50:15.12
End series   2008-06-28T21:06:05.62
Sum 70  images

Exp = 70x60 sec = 4200 sec = 70 min

Seeing 1.7 arcsec
 
Limit = 24.3 R  

OT
not registered

Ref. star
1580-0163070 USNO B1
11:46:29.30 +68:03:23.4
R= 17.97