| Primary satellite | Secondary satellite |
| Name | Meteor 1-21 | NOAA 16 DEB |
| Spacetrack catalog number | 7714 | 41082 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 19 09:21 | 2021 Jan 19 12:46 |
| Time of closest approach (UTC) | 2020 Dec 07 15:07:06.764 |
| Minimum distance | 14.079 km |
| Height difference | 1.383 km |
| Relative speed | 13.730 km/s |
| Angle between velocity vectors | 135° |
| Geographic position | 80.5°N, 154.4°W |
| Height | 901 km |
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