| Primary satellite | Secondary satellite |
| Name | Cosmos 1745 Rocket | deb Agena D |
| Spacetrack catalog number | 16728 | 4935 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 07 19:36 | 2021 Mar 07 11:27 |
| Time of closest approach (UTC) | 2021 Jan 23 21:55:51.943 |
| Minimum distance | 49.042 km |
| Height difference | -3.121 km |
| Relative speed | 7.309 km/s |
| Angle between velocity vectors | 60° |
| Geographic position | 73.0°S, 35.0°W |
| Height | 1024 km |
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