NGC 2244 and Rosette Nebula in Monoceros
Telescope:
Televue NP-101 with f/4 telecompressor
Mount: Losmandy GM-8
Guided by SBIG ST-4 (large tracking error this night)
Camera:
Hutech modified Canon 20D (AA/IR filter removed); IDAS LPS filter
Exposure:
Three 5 minute exposures ISO 800 (RAW)
Processing: Dark frame
subtracted in Photoshop 7 after DPP RAW conversion; Combined in Registrar;
Contrast, curves in Photoshop 7
Date: 11 December 2004
Site:
Gainesville FL