| Primary satellite | Secondary satellite |
| Name | CZ-2C R/B | DMSP 5D-2 F11 DEB |
| Spacetrack catalog number | 31114 | 28319 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 09 19:26 | 2021 Apr 09 20:00 |
| Time of closest approach (UTC) | 2021 Mar 05 22:57:12.198 |
| Minimum distance | 10.004 km |
| Height difference | -1.444 km |
| Relative speed | 14.698 km/s |
| Angle between velocity vectors | 160° |
| Geographic position | 33.1°S, 67.7°W |
| Height | 797 km |
|