IC 1396


IC 1396 – Elephant's Trunk Nebula

Date/time:
13.10.2009: 20:50 to 21:35
14.10.2009: 20:10 to 21:30
15.10.2009: 20:55 to 22:35

Az./Alt. positions:  
39° / 79° to 6° / 82°
50° / 74° to 7° / 82°
32° / 80° to 316° / 78°

Ambient conditions:
0°C to 5°C, transparency 5/5, seeing 4/5, humid air
and clouds the first day, very clear the other days.
Location: Trier, Germany

Equipment:
Optics: TMB 92 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: 100.9 x 100.9 arcmin, 3.01 arcs/pixel
Sub-exposures: 5h 10min (4 x 10min @-25°C + 27 x 10min @-35°C) lights,
dithering 3 pixels,
100 x 10min @-25°C + 100 x 10min @-35°C dark frames,
40 x 0.1s @-35°C EL flats,
100 bias for flats calibration

Processing:
Images plus 3.75: Calibration, Sig Avg stacking, DDP
CS3: Curves and levels, Surface blur, Shadows/Highlight, Smart sharp, Noiseware Professional

Comments:


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Filename: nebulae/ic1396_2009-10-18_full.jpg
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