| Primary satellite | Secondary satellite |
| Name | IRAS Rocket | deb Kosmos-1275 |
| Spacetrack catalog number | 13778 | 12654 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2022 Jul 03 14:10 | 2022 Jul 03 13:58 |
| Time of closest approach (UTC) | 2022 May 29 16:58:42.714 |
| Minimum distance | 27.127 km |
| Height difference | -1.973 km |
| Relative speed | 9.684 km/s |
| Angle between velocity vectors | 82° |
| Geographic position | 76.9°S, 1.8°W |
| Height | 884 km |
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