| Primary satellite | Secondary satellite |
| Name | Cosmos 1733 | CARTOSAT 2D |
| Spacetrack catalog number | 16611 | 41948 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 20 11:47 | 2021 Jan 20 11:30 |
| Time of closest approach (UTC) | 2020 Dec 08 09:40:55.860 |
| Minimum distance | 4.699 km |
| Height difference | 0.162 km |
| Relative speed | 15.215 km/s |
| Angle between velocity vectors | 180° |
| Geographic position | 1.3°N, 177.2°E |
| Height | 513 km |
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