| Primary satellite | Secondary satellite |
| Name | Meteor 2-5 Rocket | COSMOS 2523 |
| Spacetrack catalog number | 11608 | 43032 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2026 Jan 21 11:52 | 2026 Jan 21 12:32 |
| Time of closest approach (UTC) | 2025 Dec 20 07:26:25.477 |
| Minimum distance | 17.113 km |
| Height difference | 0.040 km |
| Relative speed | 14.128 km/s |
| Angle between velocity vectors | 146° |
| Geographic position | 22.2°S, 57.0°E |
| Height | 905 km |
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