Similar to ロシア連邦軍参謀本部軍事測量局

GRU Unit 29155

GRU (Russian Federation)

Surveying

Metashape

Networked Transport of RTCM via Internet Protocol

NTv2

OpenDroneMap

Alidade

Vincenty's formulae

Hachure map

Local tangent plane coordinates

Orthophoto

Aperture synthesis

Heliotrope (instrument)

Height above mean sea level

Frame of reference

Rangefinder

Aerial photography