Herbig-Haro 555 (elephant's trunk) in [SII], Ha and [OIII] Light

Click on image to enlarge 

Red = [SII], Green = Ha, Blue = [OIII]

Taken June 28 and July 4, 2004  from my backyard in Castro Valley, Ca.

C14 imaging scope @4430mm focal length (f/12.46) with Camera Rotator and stabilized with mirror locks 

FLI IMG1024S imaging camera @ -35C (June 28) and -30C (July 4)

SBIG AO7 Adaptive Optics System

SBIG ST10XME Guide/AO control camera @-25C

RCOS Dichroic Beam Splitter for AO7/IMG compatibility

AP900GTO mount

Optec TCF-S robotic focuser

FLI CFW 1 filter wheel

Custom Scientific Narrowband Emission Line Filter

   Sulfur II                        673.4nm  3nm FWHM

   Hydrogen alpha        656.3nm  3nm FWHM 

   Oxygen III                    500.7nm  3nm FWHM 

Exposure details:

4 exposures of 30 minutes each through each filter

6 hours total exposure time

Maxim DL used for IMG1024S control

CCDSOFT 5.00.71 used for AO7/ST10XME control

Sigma prebeta 11 used for darks, flats,and  biases and image combine

SGBNR used for light smoothing

Photoshop CS used for final touch up

Hit Counter