Nothing like reality to add spice to a good theory.
--Debbie
> On Jun 24, 2024, at 1:13 PM, Thomas Passin <> wrote:
>
> On 6/24/2024 11:36 AM, Norm Tovey-Walsh wrote:
>>> "Runways, all runways, have a 2-digit number that represents the magnetic heading of the runway to the nearest 10 degrees. If the runway's heading is 265 — 274 degrees, then the runway number is 27 — always drop the last “0.” The opposite end of the runway is 180 degrees apart, so Runway 09 (90 degrees)."
>>>
>>> How to represent a runway number in XML?
>> As ever, “it depends”. Without knowing more about the context, I can only appeal to my aesthetic sense and intuition.
>>> What do you think? Which form is better?
>> Given that the computer doesn’t care if it’s 9 or 09, I’d probably store the value as 09. That will be familiar and natural to a human pilot familiar with reading runway signs. Or an experienced technical writer used to documenting airport designs.
>> Don’t confuse the human is always a good design choice.
>
> To make things a bit more interesting, pilots don't speak it as "Oh-nine". They say "nine". When I learned to fly at Honolulu International, there were two parallel runways 04. We would call them "four-left" and "four-right". The tower controller would say things like "Piper zero-six-zero cleared for intersection takeoff runway four left".
>
>
>> Be seeing you,
>> norm
>> --
>> Norm Tovey-Walsh <>
>> https://norm.tovey-walsh.com/
>>> The test of courage comes when we are in the minority. The test of
>>> tolerance comes when we are in the majority.--Ralph W. Sockman
>
>
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