Difference between revisions of "Air-mass"
Jump to navigation
Jump to search
m (1 revision) |
|||
| Line 10: | Line 10: | ||
[[Category:Alphabetical Index]] | [[Category:Alphabetical Index]] | ||
[[Category:IALA Dictionary 1970-89 Edition]] | [[Category:IALA Dictionary 1970-89 Edition]] | ||
[[Category:IALA Dictionary 2023 Revision]] | |||
Latest revision as of 23:45, 1 February 2024
6-3-035
The length of path through the earth's atmosphere traversed by the direct solar beam, expressed as a multiple of the path traversed to a point at sea-level with the sun directly overhead.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
