Satellites and subsystems > Attitude > Attitude sensors > Star trackers > Star Tracker VST-41M
Key highlights
VECTRONIC Aerospace offers with the VST-41M a high performance 3-axis star tracker for small satellite applications with the technical capabilities and radiation tolerance suitable for LEO, GEO and even for interplanetary missions. The sensor has been successfully used in several small satellite missions with outstanding in-orbit performance.
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Last updated: 2018-03-27
Star Tracker VST-41M
Technical specs
field of view
14 deg
radiation tolerance
> 20 krad
length
90 mm
width
100 mm
height
180 mm
mass
0.7 to 0.9 kg
operating temperature
-20 to 65 C
storage temperature
-40 to 80 C
mechanical vibration
20 Grms
power
< 2.5 W
voltage
9 to 18 V
attitude knowledge error
18 arcsec
acquisition probability
> 99.7 %
update rate
4 Hz
time to first acquisition
800 ms
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