A rule of thumb I was told for ILS approaches, at the DA you should see,
- For 800m vis, the start of the HIALs;
- For 1.2km vis, all the HIALs and at least the runway end lights;
- For 1.5km vis, runway end lights, and 'at least some' of the runway edge lighting.
Quick decision needed anyway!
Last edited by wishiwasupthere; 18th Feb 2016 at 08:39.