Code element 1 | *Code element 2 |
---|
Code number (1) | Aeroplane reference field length (2) | Code letter (3) | Wing span (4) | Outer main gear wheel span^a (5) |
1 | Less than 800 m | A | Up to but not including 15 m | Up to but not including 4.5 m |
2 | 800 m up to but not including 1 200 m | B | 15 m up to but not including 24 m | 4.5 m up to but not including 6 m |
3 | 1 200 m up to but not including 1 800 m | C | 24 m up to but not including 36 m | 6 m up to but not including 9 m |
4 | 1 800 m and over | D | 36 m up to but not including 52 m | 9 m up to but not including 14 m |
E | 52 m up to but not including 65 m | 9 m up to but not including 14 m | ||
F | 65 m up to but not including 80 m | 14 m up to but not including 16 m |
category | ceiling(ft) | visibility(or RVR)(m) |
---|---|---|
cat 1 | not less than 200 | not less than 800(550) |
cat 2 | not less than 100 | not less than (350) |
cat 3a | less 100 or no decision height | not less than (200) |
cat 3b | less 50 or now decision height | not less than (50) |
cat 3c | no decision height | no visual range limitations |