| Primary satellite | Secondary satellite |
| Name | DMSP-16 (USA 172) | COSMOS 1176 COOLANT |
| Spacetrack catalog number | 28054 | 27568 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:34 | 2024 Dec 16 21:34 |
| Time of closest approach (UTC) | 2024 Dec 24 10:05:00.281 |
| Minimum distance | 4.768 km |
| Height difference | -4.210 km |
| Relative speed | 14.274 km/s |
| Angle between velocity vectors | 148° |
| Geographic position | 55.5°N, 43.7°W |
| Height | 856 km |
|