1. What is Night Time Flight?

Night Time Flight refers to the portion of a flight that occurs after sunset. In aviation, this is important for calculating pilot duty times, rest requirements, and flight logging.

2. How Does the Calculator Work?

The calculator uses the following formula:

Where:

• Flight Time — Total duration of the flight in hours
• Sunset Time — Local time of sunset at departure location
• Night Time — Portion of flight occurring after sunset

Explanation: The calculation determines how much of the flight occurs during night conditions, which is important for aviation regulations and safety.

3. Importance of Night Time Calculation

Details: Accurate night time calculation is crucial for compliance with aviation regulations, pilot rest requirements, and accurate flight logging.

4. Using the Calculator

Tips: Enter total flight time in hours and the local sunset time. The calculator will determine how much of the flight occurs after sunset.

5. Frequently Asked Questions (FAQ)

Q1: What is considered night time in aviation?
A: Typically from sunset to sunrise, though exact definitions may vary by aviation authority.

Q2: Why is night time flight important?
A: Night flying has different regulations and requirements due to reduced visibility and increased fatigue.

Q3: How accurate should the sunset time be?
A: Use official sunset times for the departure location on the day of flight for maximum accuracy.

Q4: What if the flight starts before sunset?
A: The calculator will only count the portion of the flight that occurs after sunset.

Q5: Are there different night time definitions?
A: Yes, some regulations may use "end of evening civil twilight" instead of sunset - check your local aviation authority.