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 |
| 2025 Dec 15 18:58 | 2025 Dec 12 05:51:38 | 74.0265 | 0.00192 | 1.5796 | 15.4830 | 50.3582 | 12.54289 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 05:51:38 | 74.0265 | 0.00192 | 1.5796 | 15.4830 | 50.3582 | 12.54289 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 05:51:38 | 74.0265 | 0.00192 | 1.5796 | 15.4830 | 50.3582 | 12.54289 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:51:38 | 74.0265 | 0.00192 | 1.5796 | 15.4830 | 50.3582 | 12.54289 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 22:11:27 | 74.0269 | 0.00191 | 2.0548 | 23.6070 | 50.3582 | 12.54289 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 22:11:27 | 74.0269 | 0.00191 | 2.0548 | 23.6070 | 50.3582 | 12.54289 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 22:11:27 | 74.0269 | 0.00191 | 2.0548 | 23.6070 | 50.3582 | 12.54289 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 22:11:27 | 74.0269 | 0.00191 | 2.0548 | 23.6070 | 50.3582 | 12.54289 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 22:11:27 | 74.0269 | 0.00191 | 2.0548 | 23.6070 | 50.3582 | 12.54289 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 12:33:05 | 74.0271 | 0.00190 | 2.4480 | 30.4665 | 50.3582 | 12.54289 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 12:33:05 | 74.0271 | 0.00190 | 2.4480 | 30.4665 | 50.3582 | 12.54289 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 12:33:05 | 74.0271 | 0.00190 | 2.4480 | 30.4665 | 50.3582 | 12.54289 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 12:33:05 | 74.0271 | 0.00190 | 2.4480 | 30.4665 | 50.3582 | 12.54289 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 12:33:05 | 74.0271 | 0.00190 | 2.4480 | 30.4665 | 50.3582 | 12.54289 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:36:49 | 74.0272 | 0.00189 | 3.0767 | 41.6235 | 50.3582 | 12.54289 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 11:36:49 | 74.0272 | 0.00189 | 3.0767 | 41.6235 | 50.3582 | 12.54289 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 11:36:49 | 74.0272 | 0.00189 | 3.0767 | 41.6235 | 50.3582 | 12.54289 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 11:36:49 | 74.0272 | 0.00189 | 3.0767 | 41.6235 | 50.3582 | 12.54289 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 11:36:49 | 74.0272 | 0.00189 | 3.0767 | 41.6235 | 50.3582 | 12.54289 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 11:36:49 | 74.0272 | 0.00189 | 3.0767 | 41.6235 | 50.3582 | 12.54289 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 05:18:37 | 74.0272 | 0.00188 | 3.5468 | 49.7868 | 50.3582 | 12.54289 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 05:18:37 | 74.0272 | 0.00188 | 3.5468 | 49.7868 | 50.3582 | 12.54289 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 05:18:37 | 74.0272 | 0.00188 | 3.5468 | 49.7868 | 50.3582 | 12.54289 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:18:37 | 74.0272 | 0.00188 | 3.5468 | 49.7868 | 50.3582 | 12.54289 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 18:24:17 | 74.0255 | 0.00188 | 4.5699 | 67.7491 | 50.3582 | 12.54289 | – |