| Primary satellite | Secondary satellite |
| Name | SHIYAN 20A (SY-20A) | NOAA 16 DEB |
| Spacetrack catalog number | 54699 | 42418 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:25 | 2024 Dec 19 03:52 |
| Time of closest approach (UTC) | 2024 Dec 25 22:59:14.808 |
| Minimum distance | 2.981 km |
| Height difference | -0.684 km |
| Relative speed | 14.139 km/s |
| Angle between velocity vectors | 144° |
| Geographic position | 49.3°S, 1.0°E |
| Height | 818 km |
|