 Glider Flying Handbook by Federal Aviation Administration

Issued by the Federal Aviation Administration. Official index identifies FAA-H-8083-13B; no individual byline or chapter-revision date inferred.

Chapter 4: www.faa.gov/regulations_policies/handbooks_manuals/aviation/glider_handbook/gfh_chapter_4.pdf

Chapter 5: www.faa.gov/regulations_policies/handbooks_manuals/aviation/glider_handbook/gfh_chapter_5.pdf

Cited locators: Chapter 4, printed pp. 4-4–4-6, Types of Airspeed, Indicated Airspeed, Calibrated Airspeed and True Airspeed; Chapter 5, printed pp. 5-10–5-11, Glider Polars, Figure 5-11 and wind/sinking-air shifts in Figures 5-12–5-13. Figure 5-8 compares turning circles at a fixed bank. The article calculations use a separately stipulated parabolic drag polar, not performance data transcribed from the handbook.