Summary

The VST-68M performs direct and autonomous measurement of the spacecraft attitude in the body fixed star tracker reference frame relative to the celestial reference system J2000.

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Last updated: 2018-03-27

Star Tracker VST-68M

Specs

mass
0.470 kg
attitude knowledge error
5 arcsec
voltage
9 — 40 V
length
60 mm
height
138 mm
acquisition probability
> 99.7 %
radiation tolerance
< 20 krad
time to first acquisition
1 s
tracking rate
< 3 deg/s
storage temperature
-40 — 80 C
mechanical vibration
20 Grms
power
3.0 W
update rate
5 Hz
operating temperature
-20 — 65 C
width
60 mm

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