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Understanding pressure altitude and GPS altitude in aviation apps

iPad Pilot News

The panel in your airplane shows indicated airspeed (IAS, derived from the pitot tube on the wing), while the iPad shows groundspeed (derived from the GPS in your ADS-B receiver or iPad). ” Groundspeed is helpful for estimating your time en route, but it is affected by wind and other factors. Confused yet?

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Top Apple Watch features and apps for pilots

iPad Pilot News

Get the watch app here. Altimeter+ Display an altimeter flight instrument on your watch. It continuously displays the direction and distance to nearby airports, along with a navigation instrument to guide you to a selected airport and descent planning data based on your current groundspeed.

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Budget Buys and Early Bye-Bye’s

Air Facts

Let’s break it all down here: 400 feet of ceiling (broken/ overcast/obscured) means that you’ll remain under that cloud deck until your altimeter reads 5,200 feet and you will also need to have 2-1/4 miles of visibility. That’s a big difference from standard isn’t it? feet per minute). Multiply 1.5 Woah, can my Warrior do that?

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My Near Death Experience

Air Facts

At the current groundspeed, I believed it shouldn’t be of much concern unless the cell began producing lightning. Details pulled from memory of the missed approach are all there and fully retrievable beginning with the updraft and realization the altimeter was indicating a brisk climb through 1,100’ MSL (1000’ AGL).

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