What's New

Compiled with latest SDK
Targeted at devices from iOS 7.1 forward
Tested against iOS 8.1, 8.2, 8.3, 8.4, 9.0, 9.1, 9.2 and 9.3
On iPad 2, Air, Air 2, Retina, Mini 2, Mini 4, Pro (iPhone compatibility mode)
And on iPhone 4S, 5, 5S, 6, 6Plus, 6S, 6SPlus

App Description

Obstacle Clearance Short Field Ground Roll Distance Calculator for Piper PA-28-161 Cherokee Warrior II aircraft.

Always check and use the procedure and information that is described in the Pilot Operating Handbook/Flight Manual for your aircraft.

Assumes: Full power before brake release, Flaps 25 degrees.

Application calculation limits are:
Sea-level to 3,000ft elevation
-40 to +40 degrees Centigrade
Weight limit 1600 to 2325 lbs
Head/tailwind limit 40 kts
Runway length up to 3000m
Uphill slope to 10 degrees
Result includes 33% safety factor increase
Yellow warning if >70% runway required

iPhone Screenshots

(click to enlarge)

PA-28-161 Short Field Takeoff Performance Calculator screenshot 1 PA-28-161 Short Field Takeoff Performance Calculator screenshot 2

App Changes

  • June 07, 2014 Initial release
  • October 09, 2015 Price increase: $0.99 -> $1.99
  • October 17, 2015 New version 1.1
  • June 22, 2016 New version 1.2

Other Apps From UnKnown Aerospace Ltd

G-BODB Weight and Balance G-BSAW Weight and Balance G-BOJW Weight and Balance PA-28-161 Landing Distance Calculator Compton Info G-BPCK Weight and Balance PA28 Fuel G-BRBD Weight and Balance PA-28-161 Weight and Balance Calculator