Orbital elements of COSMOS 939
| Launched | 23 August 1977 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10282 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2026 Feb 26 20:45 | 2026 Feb 26 15:15:08 | 74.0230 | 0.00199 | 18.7555 | 262.3352 | 108.5354 | 12.54291 | – |
| 2026 Feb 05 18:58 | 2026 Feb 02 12:09:27 | 74.0275 | 0.00200 | 20.9109 | 297.7117 | 108.5354 | 12.54291 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 12:09:27 | 74.0275 | 0.00200 | 20.9109 | 297.7117 | 108.5354 | 12.54291 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 12:09:27 | 74.0275 | 0.00200 | 20.9109 | 297.7117 | 108.5354 | 12.54291 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 12:09:27 | 74.0275 | 0.00200 | 20.9109 | 297.7117 | 108.5354 | 12.54291 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 19:28:48 | 74.0280 | 0.00199 | 21.4196 | 305.9969 | 108.5354 | 12.54291 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 19:28:48 | 74.0280 | 0.00199 | 21.4196 | 305.9969 | 108.5354 | 12.54291 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 19:28:48 | 74.0280 | 0.00199 | 21.4196 | 305.9969 | 108.5354 | 12.54291 | – |