| Primary satellite | Secondary satellite |
| Name | ARGOS | COSMOS 1275 DEB |
| Spacetrack catalog number | 25634 | 39951 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Sep 29 13:55 | 2023 Sep 28 07:40 |
| Time of closest approach (UTC) | 2023 Jun 03 11:52:31.519 |
| Minimum distance | 1525.337 km |
| Height difference | 8.196 km |
| Relative speed | 14.376 km/s |
| Angle between velocity vectors | 151° |
| Geographic position | 65.9°S, 113.5°W |
| Height | 858 km |
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