| Size | 508~508~504mm |
| Weight | about 20kg |
| Orbit | sun-synchronous orbit |
| Aperture | 5cm |
| Focal length | 1.67m |
| FOV | 0.5~0.5 | Detector | 1000~1000px | Size of pixel | 15Êm |
| AccuracyiÐj | 13.5mas/1obsevation |
| Accuracy of group iÐ/ãNj | 3.6mas |
| Precision attained iÐ/ãiN~g~Tjj | 1.8mas | Saturateimsj | 3.5mag | Basis magnitudeimj | 7.5mag |
| Accuracy of attitude determination | 0.05 |
| Attitude stability | 720mas@8 seconds |
| Relative angle of beam combiner | 1mas@2 hours | Spin alignment | 0.05 |