| Primary satellite | Secondary satellite |
| Name | STARS | COSMOS 1823 DEB |
| Spacetrack catalog number | 33498 | 39816 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2023 Jun 02 16:40 | 2023 May 29 00:35 |
| Time of closest approach (UTC) | 2023 Apr 03 12:38:07.695 |
| Minimum distance | 12.899 km |
| Height difference | 1.545 km |
| Relative speed | 15.060 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 6.2°S, 25.0°W |
| Height | 622 km |
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