IC 1805 – Heart Nebula

Date/time:
26.09.2009 23:05 to 27.09.2009 03:15
27.09.2009 23:55 to 28.09.2009 03:10
Az./Alt. positions:  
45° / 51° to 15° / 77°
47° / 57° to 15° / 77°
Ambient conditions: 10°C, transparency 5/5, seeing: 4/5
Location: Trier, Germany

Equipment:
Optics: TMB 130 SS f/7 with TSFlat 2
Mount: CGE
Guiding: selfguiding with ST-4000XCM
Camera: SBIG ST-4000XCM
Filter: IDAS LPS

Acquisition:
Software: Maxim DL 5
FOV, Image scale: 57.2 x 57.2 arcmin, 1.68 arcs/pixel
Sub-exposures: 6h 15min (25 x 15min) lights at –25°C with dithering,
100 x 15min @-25°C dark frames,
40 x 0.1s + 40 x 0.2s EL flats,
100 bias for flats calibration

Processing:
Images plus 3.75: Calibration, Sig Avg stacking
CS3: Curves and levels, Match color, Surface blur,
Carbonis Actions, GradientXterminator,
Noiseware Professional