height above airport


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height above airport

[′hīt ə‚bəv ′er‚pȯrt]
(navigation)
In air operations, the height of the minimum descent altitude above the published airport elevation. Abbreviated HAA.

height above airport (HAA)

The height of the minimum descent altitude above the published airport elevation. HAA is published in conjunction with circling minimums. Also called height above aerodrome. See circling minimums.
References in periodicals archive ?
Height Above Airport in Feet Reported Temp [degrees]C 200 300 400 500 600 700 800 +10 10 10 10 10 20 20 20 0 20 20 30 30 40 40 50 -10 20 30 40 50 60 70 80 -20 30 50 60 70 90 100 120 -30 40 60 80 100 120 140 150 -40 50 80 100 120 150 170 190 -50 60 90 120 150 180 210 240 Height Above Airport in Feet Reported Temp [degrees]C 900 1000 1500 2000 3000 4000 5000 +10 20 20 30 40 60 80 90 0 50 60 90 120 170 230 280 -10 90 100 150 200 290 390 490 -20 130 140 210 280 420 570 710 -30 170 190 280 380 570 760 950 -40 220 240 360 480 720 970 1210 -50 270 300 450 590 890 1190 1500
For approaches with only circling minimums (such as a VOR-A approach), the minimums are height above airport.