The Sagitta Star Tracker from ARCSEC is a Star Tracker with Altitude Accuracy 2 arcseconds (Cross Boresight) to 10 arcseconds (About Boresight), Data Update Rate 5 Hz, Field of View 40 Degree, Supply Voltage 5 V, Power Consumption 1.3 W. More details for Sagitta Star Tracker can be seen below.