Orbital elements of COSMOS 839 DEB
| Launched | 7 July 1976 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10438 |
| 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 Aug 31 17:56 | 2025 Aug 27 14:04:11 | 65.9567 | 0.06452 | 2.0216 | 138.5752 | 300.1389 | 12.09674 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 14:04:11 | 65.9567 | 0.06452 | 2.0216 | 138.5752 | 300.1389 | 12.09674 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 14:04:11 | 65.9567 | 0.06452 | 2.0216 | 138.5752 | 300.1389 | 12.09674 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 14:04:11 | 65.9567 | 0.06452 | 2.0216 | 138.5752 | 300.1389 | 12.09674 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 21:23:05 | 65.9560 | 0.06455 | 2.5971 | 140.3797 | 300.1389 | 12.09674 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 21:23:05 | 65.9560 | 0.06455 | 2.5971 | 140.3797 | 300.1389 | 12.09674 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 21:23:05 | 65.9560 | 0.06455 | 2.5971 | 140.3797 | 300.1389 | 12.09674 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 21:23:05 | 65.9560 | 0.06455 | 2.5971 | 140.3797 | 300.1389 | 12.09674 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 21:23:05 | 65.9560 | 0.06455 | 2.5971 | 140.3797 | 300.1389 | 12.09674 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:18:31 | 65.9556 | 0.06456 | 3.2053 | 142.2825 | 300.1389 | 12.09674 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 22:18:31 | 65.9556 | 0.06456 | 3.2053 | 142.2825 | 300.1389 | 12.09674 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 22:18:31 | 65.9556 | 0.06456 | 3.2053 | 142.2825 | 300.1389 | 12.09674 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 22:18:31 | 65.9556 | 0.06456 | 3.2053 | 142.2825 | 300.1389 | 12.09674 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 23:26:58 | 65.9550 | 0.06457 | 3.9351 | 144.5777 | 300.1389 | 12.09674 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 23:26:58 | 65.9550 | 0.06457 | 3.9351 | 144.5777 | 300.1389 | 12.09674 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 23:26:58 | 65.9550 | 0.06457 | 3.9351 | 144.5777 | 300.1389 | 12.09674 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 23:26:58 | 65.9550 | 0.06457 | 3.9351 | 144.5777 | 300.1389 | 12.09674 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 23:26:58 | 65.9550 | 0.06457 | 3.9351 | 144.5777 | 300.1389 | 12.09674 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 20:11:56 | 65.9549 | 0.06458 | 4.5647 | 146.5653 | 300.1389 | 12.09674 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 20:11:56 | 65.9549 | 0.06458 | 4.5647 | 146.5653 | 300.1389 | 12.09674 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 20:11:56 | 65.9549 | 0.06458 | 4.5647 | 146.5653 | 300.1389 | 12.09674 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 20:11:56 | 65.9549 | 0.06458 | 4.5647 | 146.5653 | 300.1389 | 12.09674 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 20:11:56 | 65.9549 | 0.06458 | 4.5647 | 146.5653 | 300.1389 | 12.09674 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 21:20:47 | 65.9551 | 0.06459 | 5.2945 | 148.8734 | 300.1389 | 12.09674 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 21:20:47 | 65.9551 | 0.06459 | 5.2945 | 148.8734 | 300.1389 | 12.09674 | – |