OR 
KEY WO 
ABSTRAC 
Current hi 
cameras. 
calibration 
determine 
The OrbVi 
parameter: 
determina! 
and camer 
The calibr 
gyro scale 
form the b 
calibration 
acquire tic 
points 
The opera 
several tes 
Imaging s 
cause the 
vary betw 
operation. 
due to vac 
process is 
on-orbit v 
satellite bi 
the range 
expected t 
use. 
The geom 
satellite ce 
satellite 
calibratio. 
associate 
accumulat 
geometric 
surpass th 
on-orbit 
advantage 
order to d 
the period 
2 
The OV-3 
that the t 
during ge 
best geop