| Primary satellite | Secondary satellite |
| Name | Cosmos 1538 Rocket | NOAA 16 DEB |
| Spacetrack catalog number | 14760 | 41362 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 11:37 | 2024 Dec 18 07:40 |
| Time of closest approach (UTC) | 2024 Dec 26 13:29:15.183 |
| Minimum distance | 4.413 km |
| Height difference | -4.025 km |
| Relative speed | 7.984 km/s |
| Angle between velocity vectors | 65° |
| Geographic position | 65.9°N, 141.7°W |
| Height | 768 km |
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