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 Aug 29 17:57 | 2026 Aug 25 11:34:45 | 74.0245 | 0.00196 | 2.6893 | 349.1637 | 39.9479 | 12.54294 | – |
| 2026 Aug 28 17:57 | 2026 Aug 25 11:34:45 | 74.0245 | 0.00196 | 2.6893 | 349.1637 | 39.9479 | 12.54294 | – |
| 2026 Aug 27 17:56 | 2026 Aug 25 11:34:45 | 74.0245 | 0.00196 | 2.6893 | 349.1637 | 39.9479 | 12.54294 | – |
| 2026 Aug 26 17:50 | 2026 Aug 25 11:34:45 | 74.0245 | 0.00196 | 2.6893 | 349.1637 | 39.9479 | 12.54294 | – |
| 2026 Aug 25 17:56 | 2026 Aug 25 11:34:45 | 74.0245 | 0.00196 | 2.6893 | 349.1637 | 39.9479 | 12.54294 | – |
| 2026 Aug 24 17:57 | 2026 Aug 18 23:05:14 | 74.0235 | 0.00195 | 3.2719 | 359.0447 | 39.9479 | 12.54294 | – |
| 2026 Aug 23 17:56 | 2026 Aug 18 23:05:14 | 74.0235 | 0.00195 | 3.2719 | 359.0447 | 39.9479 | 12.54294 | – |
| 2026 Aug 22 17:56 | 2026 Aug 18 23:05:14 | 74.0235 | 0.00195 | 3.2719 | 359.0447 | 39.9479 | 12.54294 | – |
| 2026 Aug 21 17:56 | 2026 Aug 18 23:05:14 | 74.0235 | 0.00195 | 3.2719 | 359.0447 | 39.9479 | 12.54294 | – |
| 2026 Aug 20 17:57 | 2026 Aug 18 23:05:14 | 74.0235 | 0.00195 | 3.2719 | 359.0447 | 39.9479 | 12.54294 | – |
| 2026 Aug 19 17:57 | 2026 Aug 18 23:05:14 | 74.0235 | 0.00195 | 3.2719 | 359.0447 | 39.9479 | 12.54294 | – |
| 2026 Aug 18 17:56 | 2026 Aug 12 23:44:07 | 74.0231 | 0.00194 | 3.8056 | 8.1200 | 39.9479 | 12.54294 | – |
| 2026 Aug 17 17:56 | 2026 Aug 12 23:44:07 | 74.0231 | 0.00194 | 3.8056 | 8.1200 | 39.9479 | 12.54294 | – |
| 2026 Aug 16 17:56 | 2026 Aug 12 23:44:07 | 74.0231 | 0.00194 | 3.8056 | 8.1200 | 39.9479 | 12.54294 | – |
| 2026 Aug 15 17:57 | 2026 Aug 12 23:44:07 | 74.0231 | 0.00194 | 3.8056 | 8.1200 | 39.9479 | 12.54294 | – |
| 2026 Aug 14 17:56 | 2026 Aug 12 23:44:07 | 74.0231 | 0.00194 | 3.8056 | 8.1200 | 39.9479 | 12.54294 | – |
| 2026 Aug 13 17:57 | 2026 Aug 12 23:44:07 | 74.0231 | 0.00194 | 3.8056 | 8.1200 | 39.9479 | 12.54294 | – |
| 2026 Aug 12 17:56 | 2026 Aug 07 07:56:13 | 74.0231 | 0.00193 | 4.3112 | 16.7196 | 39.9479 | 12.54294 | – |
| 2026 Aug 11 17:56 | 2026 Aug 07 07:56:13 | 74.0231 | 0.00193 | 4.3112 | 16.7196 | 39.9479 | 12.54294 | – |
| 2026 Aug 10 17:56 | 2026 Aug 07 07:56:13 | 74.0231 | 0.00193 | 4.3112 | 16.7196 | 39.9479 | 12.54294 | – |
| 2026 Aug 09 17:57 | 2026 Aug 07 07:56:13 | 74.0231 | 0.00193 | 4.3112 | 16.7196 | 39.9479 | 12.54294 | – |
| 2026 Aug 08 17:57 | 2026 Aug 07 07:56:13 | 74.0231 | 0.00193 | 4.3112 | 16.7196 | 39.9479 | 12.54294 | – |
| 2026 Aug 07 17:57 | 2026 Aug 07 07:56:13 | 74.0231 | 0.00193 | 4.3112 | 16.7196 | 39.9479 | 12.54294 | – |
| 2026 Aug 06 17:57 | 2026 Aug 01 02:20:57 | 74.0235 | 0.00192 | 4.8681 | 26.1498 | 39.9479 | 12.54294 | – |
| 2026 Aug 05 17:56 | 2026 Aug 01 02:20:57 | 74.0235 | 0.00192 | 4.8681 | 26.1498 | 39.9479 | 12.54294 | – |
| 2026 Aug 04 17:57 | 2026 Aug 01 02:20:57 | 74.0235 | 0.00192 | 4.8681 | 26.1498 | 39.9479 | 12.54294 | – |
| 2026 Aug 03 17:56 | 2026 Aug 01 02:20:57 | 74.0235 | 0.00192 | 4.8681 | 26.1498 | 39.9479 | 12.54294 | – |
| 2026 Aug 02 17:57 | 2026 Aug 01 02:20:57 | 74.0235 | 0.00192 | 4.8681 | 26.1498 | 39.9479 | 12.54294 | – |