| Primary satellite | Secondary satellite |
| Name | Cosmos 1842 | H-2A R/B |
| Spacetrack catalog number | 17911 | 43682 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 14 22:33 | 2021 Jan 14 15:22 |
| Time of closest approach (UTC) | 2020 Dec 05 06:58:07.274 |
| Minimum distance | 10.503 km |
| Height difference | 2.190 km |
| Relative speed | 15.209 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 37.8°S, 40.0°E |
| Height | 535 km |
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