3 ms·
We don't know how it failed. Maybe it displayed their lat/long perfectly but at the wrong altitude. We think of failure as obvious, but it is often nearly impos
by genxy 2mo ago
We don't know how it failed. Maybe it displayed their lat/long perfectly but at the wrong altitude. We think of failure as obvious, but it is often nearly impossible to tell unless you are looking for it.
- parineum 2mo agoGPS is a 3D measurement.
- thrill 2mo agoErrors can be along any axis, random, infrequent, drifting, and nonobvious.
- wat10000 2mo agoAltitude is the least accurate dimension for GPS, and it's also the one dimension that's provided with great accuracy by a really simple mechanical gauge present in every aircraft. There should never be a situation where an incorrect altitude figure from GPS causes a problem.