Current altimeter setting | Lowest usable flight level |
---|---|
29.92 (or higher) | 180 |
29.91 through 29.42 | 185 |
29.41 through 28.92 | 190 |
28.91 through 28.42 | 195 |
28.41 through 27.92 | 200 |
27.91 through 27.42 | 205 |
27.41 through 26.92 | 210 |
Current altimeter setting | Adjustment factor |
---|---|
29.92 (or higher) | None |
29.91 through 29.42 | 500 |
29.41 through 28.92 | 1,000 |
28.91 through 28.42 | 1,500 |
28.41 through 27.92 | 2,000 |
27.91 through 27.42 | 2,500 |
27.41 through 26.92 | 3,000 |