How is altitude calculated?

Related questions

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5. What is QNH and QFE?
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7. How do you convert QFE to QNH?

Tags

1. #under
2. #depth
3. #above
4. #altimetry
5. #level
6. #related
7. #instrument
8. #altimeter
9. #meter
10. #measure
11. #altitude
12. #which
13. #measurement
14. #called
15. #bathymetry
16. #object
17. #water
18. #fixed