| Primary satellite | Secondary satellite |
| Name | Cosmos 1933 Rocket | deb HAPS |
| Spacetrack catalog number | 18959 | 24151 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 11 13:39 | 2021 Apr 11 12:57 |
| Time of closest approach (UTC) | 2021 Feb 27 21:32:28.190 |
| Minimum distance | 4.026 km |
| Height difference | 2.743 km |
| Relative speed | 14.844 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 45.7°N, 138.9°E |
| Height | 634 km |
|