ATPL » Flight Planning – Helicopter » Definitions terminology and abbreviations

41.2 Definitions terminology and abbreviations

41.2.2 Define:

(a) track required

(b) true and magnetic track

(c) wind velocity (W/V)

(d) wind angle

(e) wind correction angle (WCA)

(f) head wind

(g) tail wind

(h) cross wind

(i) true heading

(j) magnetic heading

(k) compass heading

(l) drift (planned & actual)

(m) track made good (TMG)

(n) port

(o) starboard

(p) fixed reserve (FR)

(q) variable reserve (VR)

(r) dead (deduced) reckoning