Jim Burnell's CCD Images - M18
Object:
M18 (NGC6613)
Open Cluster
Const.:
Sagittarius
Camera:
HX916
Scope:
AP130
Mount:
AP1200GTO
Filter(s):
IR block
Exposure:
3x60s
blank
The open cluster M18 in Sagittarius. A stack of 3 one minute exposures using a 5" f/6 refractor. The image was calibrated, defect corrected and stacked using AIP4WIN.