SNR LBN576 H-aRGB (North Left) (~40% Resized -> 1,505K ) |
* * Technical Data * * |
Date | 10-02 through 11-20-2008 |
Exposure | 22hrs 40mins H-aRGB, H-a 9hrs30mins, R 4hrs26mins, G 4hrs, B 4hrs41mins.
G2V RGB values = 10.12:1.0:1.17, 10mins usual exposure, all images at 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 I-Series HaRGB. |
Guider | 2006 SBIG STL-Remote w/Red filter, TAK FS-102, FL-816mm f:8, 1.87arc.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, PhotoshopCS2, FITSplug by Eddie Trimarchi, AstroActions by Noel Carboni |
Location | StarFields Observatory (SFO), Chiefland Astronomy Village, Florida, 29d 24m 26.34s North, 82h 51m 31.26s West |
Comments |
... Extremely faint as shown by the amount of background nebula revealed. ... Ancient SNR in Cassoipia, 58arc.mins in diameter. ... Nebula to left is another ancient but older and larger SNR, G116.5 +1.1 |
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