Vincent Cheng

Photographer: Vincent Cheng
Title:  IC1805

Image Data:

2016 Ha,SII,OIII
Camera : CentralDS Astro A7s
Telescope/Lens : Takahashi FSQ-85ED (450mm f/5.3)
Filter : Optolong 2″ Ha,SII,OIII filter
ISO : 3200
Tracking Mount : Takahashi EM-11
Autoguide : SBIG SG-4
Total Exposure Time : Ha:60mins, SII:57mins, OIII:90mins

2013 Ha
Camera : Astro60D (cooled at-12C)
Telescope/Lens : Takahashi FSQ-85ED w 0.73x reducer (327mm f/3.8 )
Filter : Astronomik 6nm Ha
ISO : 1600
Tracking Mount : Takahashi EM-11
Autoguide : SBIG SG-4
Total Exposure Time : 75mins

2014 SII, OIII
Camera : Astro60D (cooled at-6C)
Telescope/Lens : Takahashi FSQ-85ED w 0.73x reducer (327mm f/3.8 )
Filter : Astronomik SII, OIII
ISO : 3200
Tracking Mount : Takahashi EM-11
Autoguide : SBIG SG-4
Total Exposure Time : SII-200mins, OIII-150mins

w Dark Frames, Bias Frames
process w PI, CS5

Fritz Helmut Hemmerich

Photographer:Fritz Helmut Hemmerich
Title: Comet 45p with Whale Galaxy and Hockey stick Galaxy

Image Data:
Date: 2017-02-19. 1:30 – 4:05h UT.
292 x 30 sec, Hyperstar C14 F/1.9, FOV about 1.7° diagonal.
Sony A7s CentralDS(cooled), ISO 3200, no filter,
ASA DDM85 mount,
Location: Tenerife Island, Spain, 1180 m altitude.

Alessandro Cipolat Bares

Orion

Photographer: Alessandro Cipolat Bares
Title: Orion and Flame Nebula
Image Data:
..taken with Canon 60D CentralDs and lens 70/200 Canon,
15x360seconds, from Aosta Valley, Italy

Alessandro Cipolat Bares

Photographer: Alessandro Cipolat Bares
Title: Flame and HorseHead Nebula
Image Data:
Taken last January with a Canon 60D CentralDs,
45x4minutes , 800 ISO, processing PixInsight…