The TY-SPACE High Accuracy Star Tracker (HST-A1) is a cutting-edge star tracking system known for its exceptional performance in ultra-high-precision attitude determination. With a remarkable sensitivity of 10Mv, this star tracker ensures superior accuracy and reliability. It boasts a compact size and delivers precise measurements with a precision of 0.3″ (3σ). Designed with a 5.5° field of view, the HST-A1 star tracker is ideally suited for missions involving the detection of space debris.
| Optical Design | Lens | 140×125×212（mm³） |
| 155×155×297（mm³） | ||
| Mass | Sensor+Baffle | 4700g |
| Optical Design | Lens | refracitive |
| Environmental | Vibration (FM) | sine 13g, random 12 grms |
| Vibration (Qualification) | sine 16g, random 18 grms | |
| Working Temperature | -10~30（℃） | |
| Radiation Resistance | 50 Krad [Si] | |
| Performance | Field of View | 5.5°×5.5°[effective] |
| Attitude Accuracy<br/ >(pointing/rolling) | ＜0.3″[3σ] | |
| ＜5″[3σ] | ||
| Update Rate | 10 Hz | |
| Slew Rate | 1.5°/s | |
| Sensitivity | 10Mv | |
| Exclusive Angle | Sun: ＜ 30° | |
| Earth: ＜ 30° | ||
| Data Interface | RS422/CAN | |
| Power Consumption | 3.5W | |
| Input Voltage | 28V | |
| Life Time | 7years | |
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TY-Space Technology (Beijing) Ltd. is professional focusing on advanced attitude optical sensors, especially Star Trackers for space industry.
