Copyright © 2013 by "Richard Higby"   All Rights reserved  
Richard Higby Astrophotography


The Trifid Nebula M20 - Luminance Image
A luminance image (clear no colour filter) taken with a Monochrome camera.

The dark patch lower right is a speck of dust on the sensor and will be removed during full calibration of the image.

Distance: 5000 light years.

Image Detail: Taken during 2013)

Scope: Takahashi TOA 130F @ F/7.7 (FL=1000mm)
Camera: STT8300M @ -35 deg C.
Guiding: Internal with SkyX.
Exposures: Luminence - 100 minutes. (10 minute subs no flats)
Binning: All 1x1
Processing: CCD Stack / Ps CS5 / Star Tools
Location: North Sydney suburban backyard.