 M20 H-aRGB (North Left, 40% downsized -> 1,436K ) Bochum14 -> 167K |
| * * Technical Data * * |
| Date | 07-26 through 08-22-2009 |
| Exposure | 7hrs 40mins H-a+(R+L)GB, 4.5hrs H-a, 63mins R, 60mins G, 67mins B.
Baader RGB G2V values = 1.05:1.0:1.13, Bin-1. |
| Optics | 1995 AP155EDFS #95, f:7.26, FL=1126 |
| Mount | 2007 AP1200 GTOCP3 #714 |
| Camera | 2005 SBIG STL-11000M, 1.65 arc.sec p/pixel @ -20C, AstroDon 6nm H-a, Baader LRGB. |
| Guider | 2006 SBIG STL-Remote, visual Red filter, TAK FS-78, FL-632mm f:8, 2.41arc.sec p/pixel. |
| Equipment | AP Field Flatener, FeatherTouch FTF-3545 & Digital MicroFocuser, PreciseParts Adapters. Custom built Water Cooling and DryAir Purge Systems |
| Processing | MaximDL/CCD w/Russ Croman's Sigma Combine Plug-In, Photoshop CS4, FITSplug by Eddie Trimarchi, AstroActions by Noel Carboni |
| Location | StarFields Observatory (SFO), Chiefland Astronomy Village, Florida, |
| Comments |
... Initeresting Nebula and Cluster, Bochum 14 at 100% resolution. |
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