Pixinsight, Photoshop CS5 with Noel Carboni's Actions, Nik Tools
Accessories:
Lakeside focuser
Published in:
RPS Facebook header image April 2014, Winner RPS competition of the month April 2014. RPS Journal Vol 154, No 5, June 2014.
Processing notes:
The image was processed with the HST palette assigning Red to SII, Green to Ha, and Blue to OIII.
The Ha channel was used as Luminance.
Center (RA, Dec): (314.587, 43.954)
Center (RA, hms): 20h 58m 20.858s
Center (Dec, dms): +43 57' 14.135"
Size: 3.09 x 2.32 deg
Radius: 1.931 deg
Orientation: Up is 89.2 degrees E of N