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June 2015

25 June 2015

AOO合成による亜鈴状星雲

M27_20150526_aoo_2
AOO colour M27
Moravian Instruments Inc., G4-16000 CCD Camera ( CCD temp.:-20deg.)
Baader Planetarium Narrow filtres,
Orion Optics UK AG16 Astrograph (D400mmF3.8),
Asko SX-260PW mount,
Auto-guiding by G0-0300 camera through PENTAX 100SD-UF.

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