astroimages
Darin E. Fields' Astrophotography Pages
 

M16: Open Cluster in Serpens (The Eagle Nebula)

Right Ascension 18 : 18.8 (h:m)
Declination -13 : 47 (deg:m)
Distance 7 (kly)
Visual Brightness 6.4 (mag)
Apparent Dimension 7.0 (arc min)
More information on M16

Exposure: 60 minute RRGB Exposure: R=20 minutes (4 x 300 sec.), G=20 minutes (4 x 300 sec.), B=20 minutes (4 x 300 sec.) The Red channel was processed separately and used as a luminance layer.
Camera: SBIG ST-237 @ -20c
Guiding: SBIG ST-4
Telescope: 8" Newtonian @ f/4
Mount: Losmandy G-11
Processing: Maxim/DL and Photoshop 6.0
Date: 9/9/02
m16rrgb-1:
Exposure: One 5 minute exposure and one 6 minute red exposure cooled @ -20c
Camera: SBIG ST-237
Guiding: SBIG ST-4
Telescope: 8" Newtonian @ f/4
Mount: Losmandy G-11
Processing: Maxim/DL and Photoshop 6.0
Date: 9/10/01
m16-bw:
Exposure: 23 minute LRGB exposure (L=300, R=420, G=420, B=420)
Camera: SBIG ST-237 cooled at -20c
Guiding: SBIG ST-4
Telescope: 8" Newtonian @ f/4
Mount: Losmandy G-11
Processing: Maxim/DL and Photoshop 6.0
Date: 9/9/01
m16-rgb1: