| Primary satellite | Secondary satellite |
| Name | Cosmos 1655 Rocket | Courier 1B |
| Spacetrack catalog number | 15752 | 58 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:56 | 2024 Dec 23 10:49 |
| Time of closest approach (UTC) | 2024 Dec 24 06:48:16.494 |
| Minimum distance | 1.005 km |
| Height difference | 0.993 km |
| Relative speed | 9.457 km/s |
| Angle between velocity vectors | 79° |
| Geographic position | 28.3°N, 111.5°W |
| Height | 974 km |
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