NGC7000 area  in [SII], Halpha and [OIII]   from Epsilon 180ED (first light) and IMG6303

Click image to enlarge, click here for highest resolution

Taken on July 22, 2006 from my backyard in Castro Valley, California

Takahashi Epsilon 180ED (first light)

Finger Lakes IMG6303E  imaging camera operated at -26C

Robofocus

Finger Lakes CFW7 Filter wheel

SBIG ST7E guide camera

6nm FWHM Ha filter (50mm diameter)

5nm FWHM [SII] filter (50mm diameter)

6nm FWHM [OIII] filter (50mm diameter)

four exposures of 5 minutes in Halpha

four exposures of 5 minutes in [SII]

four exposures of 5 minutes in [OIII]

One hour total exposure time

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