| Primary satellite | Secondary satellite |
| Name | Meteor 1-15 Rocket | SL-16 R/B |
| Spacetrack catalog number | 6660 | 28353 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 19 03:58 | 2021 Jan 18 20:45 |
| Time of closest approach (UTC) | 2020 Nov 30 17:21:30.262 |
| Minimum distance | 231.803 km |
| Height difference | -4.141 km |
| Relative speed | 10.014 km/s |
| Angle between velocity vectors | 85° |
| Geographic position | 68.6°N, 49.8°E |
| Height | 857 km |
|