[back] M2-9 (Minkowski Butterfly) in Ophiuchus  

Higher resolved image / Höher aufgelöstes Bild  (1200 x 1047 Pixel)

 (c) 2015 All astro photo images are copyrighted. They may not be used or reproduced without explicit written permission from the authors.





About this Image / Über dieses Bild


CCD: Andor Tech DZ436 (2048 x 2048 pxl)
Image Type, Orientation: Ha-SII-OIII-composite plus RVB for the stars, North is at 12:00h 
Exposure time: H-alpha: 12x600 sec., SII: 9x900 sec., OIII: 7x900 sec., R: 7x60 sec., V: 7x90 sec., B: 7x120 sec., all 1x1 bin
Exposure date: July 2012 for Ha,SII,OIII plus September, 9th.2015 for R,V,B 
Location: Skinakas Observatory at Crete, Greece
Filter: Spectrofilm 7.5nm Ha, 2.8 nm OIII/SII
Instrument: Skinakas modified RC-129 cm-Telescope in secondary focus (9970 mm)
Photographer: Makis Palaiologou, Stefan Binnewies, Josef Pöpsel
Seeing (FWHM): 1.15"


A lower resolved animated version of M2-9 done with Ganymed can be found here.



Eine niedriger aufgelößte version von M2-9, gemacht mit Ganymed ist hier zu finden.

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