| Primary satellite | Secondary satellite |
| Name | CZ-2C R/B | NOAA 16 DEB |
| Spacetrack catalog number | 31114 | 41142 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 09 19:26 | 2021 Apr 09 13:37 |
| Time of closest approach (UTC) | 2021 Mar 09 12:42:16.039 |
| Minimum distance | 48.660 km |
| Height difference | 2.964 km |
| Relative speed | 10.301 km/s |
| Angle between velocity vectors | 88° |
| Geographic position | 78.0°N, 133.7°E |
| Height | 859 km |
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