| Primary satellite | Secondary satellite |
| Name | JY1SAT | ASTRO H |
| Spacetrack catalog number | 43803 | 41337 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2023 Sep 21 14:48 | 2023 Sep 21 15:26 |
| Time of closest approach (UTC) | 2023 Jun 11 17:44:57.390 |
| Minimum distance | 569.672 km |
| Height difference | 3.342 km |
| Relative speed | 10.461 km/s |
| Angle between velocity vectors | 87° |
| Geographic position | 32.3°N, 115.7°W |
| Height | 557 km |
|