| Primary satellite | Secondary satellite |
| Name | Cosmos 2278 | IRS-P3 Rocket |
| Spacetrack catalog number | 23087 | 23828 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2022 May 18 11:19 | 2022 May 17 20:41 |
| Time of closest approach (UTC) | 2022 Jan 27 15:03:30.917 |
| Minimum distance | 1001.573 km |
| Height difference | -1.330 km |
| Relative speed | 10.576 km/s |
| Angle between velocity vectors | 91° |
| Geographic position | 70.8°N, 175.3°W |
| Height | 854 km |
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