M42 Orion Nebula
Image by Massimiliano Baravelli
Optics: 140 mm f/7 TEC 140APO Refractor with 6x7 Field Flattener
Guide: 105 mm f5,8 Astro-Physics Traveler Refractor
Mount: Astro-Physics GTO900
Camera: FingerLakes Proline 16803
Guide: SBIG ST-402
Filter Wheel: FingerLakes 5/7
Filters: AstroDon LRGB set + Ha-SII-OIII set
Dates/Times: 13/02/2009
Location: Calderara,Bologna
FWHM: 1.32
Exposure Details: LRGB = L: 25min
Total Exposure Time: 25 min
Acquisition: MaxIm DL/CCD 4, TheSky6
Processing: MaximDL/CCD 4, Photoshop CS4