| Primary satellite | Secondary satellite |
| Name | Cosmos 1933 Rocket | GAOFEN 12 |
| Spacetrack catalog number | 18959 | 44819 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 21 18:34 | 2021 Jan 22 02:25 |
| Time of closest approach (UTC) | 2020 Nov 29 02:29:01.648 |
| Minimum distance | 2.183 km |
| Height difference | -1.385 km |
| Relative speed | 15.078 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 68.1°N, 132.1°W |
| Height | 643 km |
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