Russell Croman Astrophotography  

 

 

The Crescent Nebula
in Hydrogen-alpha


 

Technical Details

Optics:14" f/10 RCOS Ritchey-Chrétien Cassegrain at f/7,Takahashi FRC-300 focal reducer.
Mount:Takahashi NJP Temma 2.
Camera:SBIG ST-10XME, CFW8.
Filters:Custom Scientific 3nm H-alpha.
Dates/Times:8 September 2003.
Location:my backyard observatory in Austin, Texas.
Exposure Details:3.5 hours.