| Primary satellite | Secondary satellite |
| Name | DELTA 2 R/B (1) | COSMOS 1867 COOLANT |
| Spacetrack catalog number | 27665 | 39676 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2023 Nov 29 03:49 | 2023 Nov 28 19:03 |
| Time of closest approach (UTC) | 2023 Sep 26 18:37:12.961 |
| Minimum distance | 437.136 km |
| Height difference | 5.948 km |
| Relative speed | 4.481 km/s |
| Angle between velocity vectors | 35° |
| Geographic position | 32.2°N, 161.0°E |
| Height | 794 km |
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