SNA4S2
Star trackers | Optoelectronics & satellite parts
Available substitutes and cross-reference table — on request
Overview
The product is a star sensor with dimensions of 100×100×182mm, weighing 370g, and capable of withstanding an anti-radiation total dose of 100 krad(Si). It features high precision, with pointing and roll errors less than 30[3o], and dynamic performance of 3°/s. The power consumption is as low as 0.9W, with a service life of up to 7 years, and a sun avoidance angle of less than 25°. For specific parameters and data sheets, please refer to the relevant materials.
Key parameters
| Dimensions (mm) | 100×100×182 |
| Weight (g) | 370 |
| Total ionizing dose (krad(Si)) | 100 |
| Accuracy (pointing/roll) | 3*[3o]<30*[3o] |
| Dynamic performance (°/s) | 3 |
| Power consumption (W) | 0.9 |
| Service life (years) | 7 |
| Sun exclusion angle | Sun: <25°, Earth: <20° |
Supplied on request
- Datasheet and full parameter sheet (PDF)
- Cross-reference table: western / Russian analog → this model
- Quality grades YC / YB / QY / CH — per customer requirement
- Package options and radiation test data
- Lead time and price for the annual quantity
Request a quote
Enter quantity to prepare an email; we reply within one business day. Or write to [email protected]
Need a full datasheet or a substitute suggestion? Write to us with the model SNA4S2 and your annual quantity.