| Primary satellite | Secondary satellite |
| Name | Cosmos 1733 | FREGAT DEB |
| Spacetrack catalog number | 16611 | 45627 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 20 03:53 | 2021 Jan 20 05:43 |
| Time of closest approach (UTC) | 2020 Dec 05 12:58:01.838 |
| Minimum distance | 4176.308 km |
| Height difference | -113.435 km |
| Relative speed | 9.037 km/s |
| Angle between velocity vectors | 70° |
| Geographic position | 26.3°N, 42.6°W |
| Height | 522 km |
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