| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 Rocket | NOAA 16 DEB |
| Spacetrack catalog number | 17974 | 41128 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 16 18:17 | 2021 Jan 16 06:57 |
| Time of closest approach (UTC) | 2020 Dec 08 14:02:41.599 |
| Minimum distance | 124.235 km |
| Height difference | 0.874 km |
| Relative speed | 4.315 km/s |
| Angle between velocity vectors | 34° |
| Geographic position | 33.0°N, 8.2°W |
| Height | 843 km |
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