4 ms·
GPS used in survey equipment is accurate to 2cm with ~5 second acquisition time.
by macropin 4y ago
GPS used in survey equipment is accurate to 2cm with ~5 second acquisition time.
- onphonenow 4y agoThis may be differential gps with a local reference
- BenjiWiebe 4y agoRTK GPS can be 1cm accuracy with sub second time.