Elephant's Trunk Nebula, H-alpha, 2018
IC 1396
The stunning deep sky complex IC 1396 with the famous Elephant Trunk Nebula that lies just below the center. This is 126 minutes of Hydrogen-alpha.
Tech Card
Date / Location
24th December 2018 & 8th January 2019, Bedworth, GMT+0, United Kingdom, Bortle Class 5 ~SGM: 19.57 mag./arc sec2
Equipment
Camera: ZWO ASI 1600MM-PRO USB 3.0 Mono (Type CMOS)
Sensor Cooling Temperature: -15C
Filter: 1.25" 5nm Astrodon Ha
Imaging Telescope: Takahashi FS-60CB
Correcting Lens: Takahashi Reducer 0.72x (composite focal length at 264mm and focal ratio at f/4.9)
Mount: iOptron CEM25EC
Image Quality
12Bit ADC (FITS)
Exposure time per image / number of composities and sensitivity
63 x 120" subs (Gain 200, Offset 50/16, Binning 2x2)
Total Integration Time
1hr 6mins
Calibration Frames
30 Darks, 30 Flats
Software
PixInsight 1.8 Core
Photoshop
SharpCap
DEEP SKY
STARSCAPE
SOLAR SYSTEM
