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Questions tagged [time]

Use this tag for questions regarding UTC, zulu time, daylight savings time, or flight time.

52 questions
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4 answers

Since there's "Zulu" time, is there also "Alfa" time?

In talking about an upcoming flight, I was explaining that all flight planning is done in the background in Zulu time (UTC). I understand that, and it makes sense, and I know that tickets are only printed for in local time for pax convenience. It…
FreeMan
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5 answers

Why does aviation use Zulu time instead of the local time?

When reading aviation literature, it's common to find references to Zulu Time. What is Zulu Time? Why does aviation use Zulu Time instead of the local time?
Gabriel Brito
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10
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1 answer

How much earlier/later is sunrise/sunset at 40,000 feet?

If I'm over New York City, and sunrise is 6am, I will see the sunrise earlier when I'm at 40,000 feet on the plane. I think that latitude plays a role here, but using NYC as an example, how much earlier/later (later for sunset, as I will see the…
Mennyg
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2
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2 answers

(How) do pilots round the time?

I'm wondering what's the time for pilots. Given the case the watch says 10:00:20 - is it basically 10:00? And when does 10:01 start? Is it past 10:00:30 or only as the seconds move from 10:00:59 to 10:01:00?
Qohelet
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2
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2 answers

What causes the average speed difference between the JFK to DEN flights and the JFK to LAX flights?

I just realized shortest JFK - DEN flights are ~4h40m (280 min) and shortest JFK - LAX flights are ~6h (360 min). I'm talking about currently available commercial flights. NY - DEN (straight line) distance is ~1625 mi, NY - LA distance is ~2450 mi…
steady rain
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Flight time between Taipei - Vienna vs Vienna - Taipei

I recently took a flight between Vienna (Austria) - Taipei (Taiwan) and then back Taipei - Vienna. The interesting thing that I don't understand is why it takes longer to fly TPE - VIE than VIE - TPE? Vienna - Taipei -…
FrenkyB
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