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 |
| 2026 May 28 17:56 | 2026 May 26 01:12:02 | 65.6517 | 0.07076 | 23.6022 | 85.5144 | 64.2251 | 12.40573 | – |
| 2026 May 27 17:57 | 2026 May 26 01:12:02 | 65.6517 | 0.07076 | 23.6022 | 85.5144 | 64.2251 | 12.40573 | – |
| 2026 May 26 17:57 | 2026 May 26 01:12:02 | 65.6517 | 0.07076 | 23.6022 | 85.5144 | 64.2251 | 12.40573 | – |
| 2026 May 25 17:57 | 2026 May 21 14:09:53 | 65.6520 | 0.07075 | 0.1899 | 87.1357 | 64.2251 | 12.40573 | – |
| 2026 May 24 17:57 | 2026 May 21 14:09:53 | 65.6520 | 0.07075 | 0.1899 | 87.1357 | 64.2251 | 12.40573 | – |
| 2026 May 23 17:58 | 2026 May 21 14:09:53 | 65.6520 | 0.07075 | 0.1899 | 87.1357 | 64.2251 | 12.40573 | – |
| 2026 May 22 17:57 | 2026 May 21 14:09:53 | 65.6520 | 0.07075 | 0.1899 | 87.1357 | 64.2251 | 12.40573 | – |
| 2026 May 21 17:57 | 2026 May 21 14:09:53 | 65.6520 | 0.07075 | 0.1899 | 87.1357 | 64.2251 | 12.40573 | – |
| 2026 May 20 17:57 | 2026 May 15 02:01:50 | 65.6523 | 0.07073 | 1.0472 | 89.5146 | 64.2251 | 12.40573 | – |
| 2026 May 19 17:58 | 2026 May 15 02:01:50 | 65.6523 | 0.07073 | 1.0472 | 89.5146 | 64.2251 | 12.40573 | – |
| 2026 May 18 17:57 | 2026 May 15 02:01:50 | 65.6523 | 0.07073 | 1.0472 | 89.5146 | 64.2251 | 12.40573 | – |
| 2026 May 17 17:57 | 2026 May 15 02:01:50 | 65.6523 | 0.07073 | 1.0472 | 89.5146 | 64.2251 | 12.40573 | – |
| 2026 May 16 17:56 | 2026 May 15 02:01:50 | 65.6523 | 0.07073 | 1.0472 | 89.5146 | 64.2251 | 12.40573 | – |
| 2026 May 15 17:57 | 2026 May 09 17:47:33 | 65.6528 | 0.07069 | 1.7513 | 91.4646 | 64.2251 | 12.40573 | – |
| 2026 May 14 17:58 | 2026 May 09 17:47:33 | 65.6528 | 0.07069 | 1.7513 | 91.4646 | 64.2251 | 12.40573 | – |
| 2026 May 13 17:58 | 2026 May 09 17:47:33 | 65.6528 | 0.07069 | 1.7513 | 91.4646 | 64.2251 | 12.40573 | – |
| 2026 May 12 17:58 | 2026 May 09 17:47:33 | 65.6528 | 0.07069 | 1.7513 | 91.4646 | 64.2251 | 12.40573 | – |
| 2026 May 11 17:56 | 2026 May 09 17:47:33 | 65.6528 | 0.07069 | 1.7513 | 91.4646 | 64.2251 | 12.40573 | – |
| 2026 May 10 17:57 | 2026 May 09 17:47:33 | 65.6528 | 0.07069 | 1.7513 | 91.4646 | 64.2251 | 12.40573 | – |
| 2026 May 09 17:57 | 2026 May 04 17:49:00 | 65.6528 | 0.07065 | 2.4100 | 93.2918 | 64.2251 | 12.40573 | – |
| 2026 May 08 17:57 | 2026 May 04 17:49:00 | 65.6528 | 0.07065 | 2.4100 | 93.2918 | 64.2251 | 12.40573 | – |
| 2026 May 07 17:58 | 2026 May 04 17:49:00 | 65.6528 | 0.07065 | 2.4100 | 93.2918 | 64.2251 | 12.40573 | – |
| 2026 May 06 17:57 | 2026 May 04 17:49:00 | 65.6528 | 0.07065 | 2.4100 | 93.2918 | 64.2251 | 12.40573 | – |
| 2026 May 05 17:57 | 2026 May 04 17:49:00 | 65.6528 | 0.07065 | 2.4100 | 93.2918 | 64.2251 | 12.40573 | – |
| 2026 May 04 17:57 | 2026 Apr 29 19:49:10 | 65.6521 | 0.07063 | 3.0578 | 95.1039 | 64.2251 | 12.40573 | – |
| 2026 May 03 17:57 | 2026 Apr 29 19:49:10 | 65.6521 | 0.07063 | 3.0578 | 95.1039 | 64.2251 | 12.40573 | – |
| 2026 May 02 17:57 | 2026 Apr 29 19:49:10 | 65.6521 | 0.07063 | 3.0578 | 95.1039 | 64.2251 | 12.40573 | – |
| 2026 May 01 17:56 | 2026 Apr 29 19:49:10 | 65.6521 | 0.07063 | 3.0578 | 95.1039 | 64.2251 | 12.40573 | – |