[back] M 97 (Owl Nebula, with PGC 34279) in Ursa Major [NED]

Higher resolved image / höher aufgelöstes Bild   (1600 x 1814)

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About this Image / Über dieses Bild

CCD: SBIG STL 11000M and Andor DZ 436 (only for H-beta files, 2048 x 2048 pixel)
Image Type, Orientation: H-alpha, H-beta, OIII-composite + RGB- composite for the stars, North is at 12:00h
Exposure time: H-alpha: 5x1200 sec., H-beta: 5x1200 sec., OIII: 5x1200 sec., R,G,B: 5x120 sec., all 1x1 bin
Exposure date:

June 2012

Location: Skinakas Observatory at Crete, Greece

H-alpha (6nm) and OIII (12nm) filter by Astronomik, H-beta filter (3nm) by Spectrofilm

Instrument: Skinakas "Main" Telescope - Modified RC-129 cm-Telescope in secondary focus (9970 mm)
Photographer: Makis Palaiologou, Stefan Binnewies, Josef Pöpsel
Seeing (FWHM): 0.95"(G and R)...1.50" (OIII and H-beta)

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