Potentially Uncatalogued Dark Nebulae Candidates Discovered in IC1396A. Suspected to be Proplyds

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Crisp 2004 image (click to enlarge)

DSS image


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an image from Michael Howell, showing Crisp-Venter1, Crisp-Venter2 and Croft-Crisp-Howell1

From Dominick Wos (note the tails on what are believed to be Proplyds)

Dominick Wos'original image is here

The discovery images were taken from my backyard in Castro Valley, California on December 3, 2006


Stinger 450 Classical Cassegrain (18" f/12.6)  

Lumicon Giant Easy Guider with Focal reducer for final: F= 3366mm, f/7.1

Finger Lakes IMG1024S Dream Machine  imaging camera operated at -40C


Finger Lakes CFW1 Filter wheel

SBIG ST7E guide camera

Custom Scientific 3nm FWHM Ha filter (50mm diameter)

7 exposures of 30 minutes through Halpha filter

3.5 hours total exposure time

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