| Primary satellite | Secondary satellite |
| Name | SPROUT | COSMOS 2251 DEB |
| Spacetrack catalog number | 39770 | 33843 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2023 Jun 01 13:42 | 2023 Jun 01 12:19 |
| Time of closest approach (UTC) | 2023 Apr 04 07:13:39.589 |
| Minimum distance | 806.638 km |
| Height difference | -22.143 km |
| Relative speed | 15.125 km/s |
| Angle between velocity vectors | 167° |
| Geographic position | 79.2°N, 128.3°W |
| Height | 586 km |
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