| Primary satellite | Secondary satellite |
| Name | Cosmos 1606 Rocket | BRITE TORONTO |
| Spacetrack catalog number | 15370 | 40020 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Sep 24 09:36 | 2023 Sep 24 09:23 |
| Time of closest approach (UTC) | 2023 Jun 06 13:36:21.252 |
| Minimum distance | 58.603 km |
| Height difference | 7.641 km |
| Relative speed | 15.056 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 81.6°S, 94.2°W |
| Height | 659 km |
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