Community Gallery

Posted by

David Callejas

and

January 20, 2019

← Go back

Emil Andronic
Hemel Hempstead, Hertfordshire, UK

11/14/2023
12:00 am

Photographer's Website

Equipment Details:

Equipment used:
Mount: StellarDrive GT6
AstroTech 106LE with upgraded Moonlite focuser
TSFlat 2" field flattener
ASI294MM Pro Cmos camera, cooled at - 15°C
8x1.25" ZWO USB filterwheel
Chroma 1.25" RGB and Chroma 1.25" 3nm SHO filters
Qhyccd QHY5L-IIM guide camera
OpticStar AR90 as guidescope
Qhyccd Polemaster

Software used:
Eqmod, APT, SGP, Stellarium with StellariumScope, PHD2

Post-processing Details:

Frames:
Chroma Blue 1.25": 10×60″(10′)
Chroma Green 1.25": 10×60″(10′)
Chroma H-alpha 3nm Bandpass 1.25": 80×300″(6h 40′)
Chroma OIII 3nm Bandpass 1.25": 80×300″(6h 40′)
Chroma Red 1.25": 10×60″(10′)
Chroma SII 3nm Bandpass 1.25": 75×300″(6h 15′)

Total integration time: 20h 5′

Stacked and calibrated in AstroPixel Processor and processed in Pixinsight (with help from Star Xterminator and Noise Xterminator and Blur Xterminator) and Photoshop CC 2024

Image Details:

The Spider (IC 417) and The Fly (NGC1931) are located in the constellation Auriga, and lie about 10,000 and 7000 light-years away. They are in the outer part of the Milky Way, almost exactly in the opposite direction from the galactic center.

Posted

January 20, 2019

in

David Callejas

View Articles

About the Author:

David Callejas, Marketing Director, helps bring EarthSky's content to the world via online ads and other products. He creates strategies that help people around the world find us and appreciate the work we do. He helps manage the EarthSky Store and bring to you the new products that you love. He's the chief liaison between EarthSky.org and the world of commerce. All that, plus he helps post content and populate our pages on Facebook, Google+ and Twitter. Go David!