| Primary satellite | Secondary satellite |
| Name | Cosmos 1538 Rocket | DELTA 1 DEB |
| Spacetrack catalog number | 14760 | 42661 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 Jul 03 13:18 | 2022 Jul 03 03:57 |
| Time of closest approach (UTC) | 2022 May 31 15:38:11.814 |
| Minimum distance | 40.971 km |
| Height difference | -1.367 km |
| Relative speed | 9.066 km/s |
| Angle between velocity vectors | 75° |
| Geographic position | 69.2°S, 147.0°E |
| Height | 793 km |
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