Summary

The Sagitta star tracker offers arc second range pointing accuracy to CubeSats. The custom algorithms are optimized for accuracy, robustness and low computational cost. The star tracker has a built-in baffle to reduce the effect of stray light. The system is compact and easy to interface in CubeSats and large satellites.

Key features:

  • Tracks stars up to magnitude 6
  • Tracks up to 32 stars
  • Lost-in-space availability: >99% of the night sky
  • Baffle sun rejection angle: 40 deg
  • Lens is radiation shielded

Disclaimer: satsearch is not responsible for any mistakes on this page, although we do our best to ensure correctness. Please report any mistakes to us.

Last updated: 2023-09-19

Sagitta Star Tracker

8TRL

Downloads

Specs

update rate
10 Hz
width
50 mm
length
95 mm
height
45 mm
voltage
5 V
attitude knowledge about boresight
10 arcsec (1 sigma)
attitude knowledge cross boresight
2 arcsec (1 sigma)
data interface
RS485
nominal power consumption
~1300 mW
lead time
4 mo

Export

from our blog

Go to blog

Star trackers: the cutting edge celestial navigation products available on the global space marketplace

Microsatellite and CubeSat platforms on the global market

Spotlight: Space Enhanced Plastic products for NewSpace - with Texas Instruments