| Primary satellite | Secondary satellite |
| Name | NOAA 15 | Intercosmos 25 |
| Spacetrack catalog number | 25338 | 21819 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2025 Apr 19 20:02 | 2025 Apr 19 03:57 |
| Time of closest approach (UTC) | 2024 Apr 29 13:23:38.530 |
| Minimum distance | 1685.035 km |
| Height difference | 1593.419 km |
| Relative speed | 13.334 km/s |
| Angle between velocity vectors | 149° |
| Geographic position | 78.5°S, 136.6°W |
| Height | 839 km |
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