| Primary satellite | Secondary satellite |
| Name | NOAA 16 DEB | Orbcomm 21 |
| Spacetrack catalog number | 41054 | 25475 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 19:36 | 2024 Dec 23 03:14 |
| Time of closest approach (UTC) | 2024 Dec 26 17:23:46.521 |
| Minimum distance | 3.960 km |
| Height difference | -3.525 km |
| Relative speed | 13.861 km/s |
| Angle between velocity vectors | 136° |
| Geographic position | 29.4°S, 136.7°W |
| Height | 781 km |
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