click on image to enlarge
[NII] = Red, Ha = Green, [OIII] = Blue
Taken on February 8 and 9, 2004 from my backyard in Castro Valley, Ca. under a near full moon.
This is a nebular region with jets according to the European Southern Observatory. To read their description and see more of their images click here.
-------------------------------
Equipment used and exposure details:
Astro-Physics AP155EDF imaging scope @1085mm focal length (f/7)
SBIG ST10XME imaging camera @ -30C
Astro-Physics 80mm guide scope
SBIG ST7E Guide control camera @-10C
FLI CFW 1 filter wheel
Custom Scientific Narrowband Emission Line Filter
[Nitrogen II] 658.3nm 3nm FWHM
Hydrogen alpha 656.3nm 3nm FWHM
[Oxygen III] 500.7nm 3nm FWHM
Exposure details:
4 exposures of 30 minutes for Halpha binned 2x2
5 exposures of 30 minutes for [SII] binned 2x2
1 exposure of 30 minutes for [OIII] binned 2x2
5 hours total exposure time
Maxim DL used for ST10XME control
CCDSOFT 5.00.71 used for ST7E control
Sigma prebeta 11 used for darks, flats and biases
Photoshop CS used for final touch up