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 | 10440 |
| 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 Oct 17 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 16 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 15 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 14 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 12 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 11 17:57 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 09 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 08 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 07 17:56 | 2025 Oct 06 22:10:22 | 65.6465 | 0.07178 | 6.0615 | 169.8933 | 344.5102 | 12.40526 | – |
| 2025 Oct 05 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Oct 04 17:57 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Oct 03 17:57 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Oct 02 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Sep 30 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Sep 29 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Sep 28 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Sep 27 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Sep 26 17:56 | 2025 Sep 24 23:49:05 | 65.6491 | 0.07181 | 7.6344 | 174.2015 | 344.5102 | 12.40526 | – |
| 2025 Sep 25 17:56 | 2025 Sep 19 00:37:49 | 65.6454 | 0.07182 | 8.4210 | 176.4070 | 344.5102 | 12.40526 | – |
| 2025 Sep 24 17:56 | 2025 Sep 19 00:37:49 | 65.6454 | 0.07182 | 8.4210 | 176.4070 | 344.5102 | 12.40526 | – |
| 2025 Sep 20 17:56 | 2025 Sep 19 00:37:49 | 65.6454 | 0.07182 | 8.4210 | 176.4070 | 344.5102 | 12.40526 | – |