Upgraded from NST4S-A2, NST5S-A1 is an autonomous, high-precision and compact sized star tracker with the Sun Exclusive Angle at : 35° .
| Dimensions | Sensor+Baffle | 57×57×168（mm³） |
| Mass | Sensor+Baffle | 380g |
| Optical Design | Lens | refracitive |
| Environmental | Vibration (FM) | sine 13g, random 12 grms |
| Vibration (Qualification) | sine 16g, random 18 grms | |
| Working Temperature | -40~40（℃） | |
| Radiation Resistance | 50 Krad [Si] | |
| Performance | Field of View | 17°×17°[effective] |
| Attitude Accuracy(pointing/rolling) | ＜2″[3σ] | |
| ＜15″[3σ] | ||
| Update Rate | 10 Hz | |
| Dynamic performance | 3°/s | |
| Sensitivity | 5.8Mv,Go.Ref star | |
| Exclusive Angle | Sun: ＜ 35° | |
| Earth: ＜ 25° | ||
| Data Interface | RS422/CAN | |
| Power Consumption | 1.5W | |
| Input Voltage | 5V | |
| 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.
