Overview
The Sigma is an experimental glider developed in Britain from 1966 by a team led by Nicholas Goodhart. After disappointing performance during flight testing the Sigma was passed on to a Canadian group which carried out modifications, making the Sigma more competitive.
Specifications
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.
Photos
Photo 1: ZEISS Microscopy from Germany / Wikimedia Commons · CC BY-SA 2.0
Some text and images come from Wikipedia / Wikimedia Commons under CC BY-SA licences. Source
