| Primary satellite | Secondary satellite |
| Name | Cosmos 1933 Rocket | CSL-04 Deb |
| Spacetrack catalog number | 18959 | 26321 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 21 18:34 | 2021 Jan 21 22:52 |
| Time of closest approach (UTC) | 2020 Nov 29 14:54:19.082 |
| Minimum distance | 7.704 km |
| Height difference | -3.638 km |
| Relative speed | 15.119 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 6.9°S, 121.4°W |
| Height | 616 km |
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