GPS, heights and the role of the geoid

Rummel, R.

GPS, heights and the role of the geoid - 1992 - Geodetical Info Magazine 6(8) August 1992, 52-54(3) .

Addresses the problem of inaccuracy of measuring heights by GPS but pointing out the method`s superiority over spirit levelling.


ACCURACY
GEODESY
HEIGHT
LEVELLING
MEASURING