|
|
|
Instrument |
Celestron
C11 @ ~f/10.5 (~2930 mm fl) 1.27 arcsec / pixel. Shown
resampled to 1.58 arcsec / pixel. Click the image for a full
size wide field view. |
|
Mount |
Paramount ME |
|
Camera |
SBIG STL-11000 w/
internal filer wheel, AstroDon Filters |
|
Acquisition Date |
10/14/07 to 10/18/07
Chino Valley... with CCDAutoPilot3 |
|
Exposure |
Lum
240 min. (48 x 5 bin 2x2)
RGB 120 min. (24 x 5 bin 3x3) each |
|
Software |
CCDSoft,
Sigma-Clip, Photoshop CS w/ the Fits Liberator plugin, Paint Shop
Pro,and Noel
Carboni's actions |
|
Comment |
North is to the
top
Discovered by William Herschel in 1784. NGC 891 is at a
distance of 8.9 Million Light Years. |
════════════════════════════════════════
|
Instrument |
Celestron C11 @ F/7.2
(2000 mm fl) 0.93 arcsec / pixel |
|
Mount |
Losmandy G11 |
|
Camera |
SBIG ST-7 with
CFW-8A color wheel |
|
Acquisition Date |
3/19/04 to 4/2/04
Near downtown Seattle |
|
Exposure |
Lum
555 min. (37 x 15)
Red 120 min (8 x 15 bin 2x2)
Green 105 min. (7 x 15 bin 2x2)
Blue 150 min. (10 x 15 bin 2x2) |
|
Software |
CCDSoft,
Sigma-Clip, Photoshop CS w/ the Fits Liberator plugin & Iris |
|
