| Primary satellite | Secondary satellite |
| Name | Cosmos 2100 Rocket | deb Delta |
| Spacetrack catalog number | 20805 | 21362 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Apr 01 20:03 | 2023 Apr 01 10:49 |
| Time of closest approach (UTC) | 2023 Jan 29 03:08:22.217 |
| Minimum distance | 623.690 km |
| Height difference | -9.632 km |
| Relative speed | 7.655 km/s |
| Angle between velocity vectors | 62° |
| Geographic position | 71.0°S, 3.1°E |
| Height | 1026 km |
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