NGC 3031 (M81), NGC 3034 (M82) and NGC 3077

Date: 2006/04/19, 21:21 - 21:31 UT Place: Ricany, mhv~4.0 Lens: Stellarvue AT1010 - D=80mm, f=480mm Exposition: 2x30s + 23x15s = 405s at ASA 400 (Canon EOS350) Mount: Losmandy G8, unguided expositions Image processing: dark frame substraction, adjusting color levels (threshold and gamma), negative Magnitude limit: ~16

NGC 3623 (M65), NGC 3627 (M66) and NGC 3628

Date: 2006/04/19, 21:43 - 21:56 UT Place: Ricany, mhv~4.0 Lens: Stellarvue AT1010 - D=80mm, f=480mm Exposition: 23x30s = 11.5m at ASA 400 (Canon EOS350) Mount: Losmandy G8, unguided expositions Image processing: dark frame substraction, adjusting color levels (threshold and gamma), negative Magnitude limit: ~16