Orbital elements of COSMOS 1856
| Launched | 15 June 1987 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18117 |
| 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 Sep 15 17:56 | 2025 Sep 15 05:56:57 | 74.0023 | 0.00303 | 14.7574 | 294.5293 | 129.3814 | 12.52527 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 00:38:41 | 74.0005 | 0.00302 | 15.8471 | 312.5554 | 129.3814 | 12.52527 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 17:50:52 | 74.0001 | 0.00302 | 16.4073 | 321.8787 | 129.3814 | 12.52527 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 17:50:52 | 74.0001 | 0.00302 | 16.4073 | 321.8787 | 129.3814 | 12.52527 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 17:50:52 | 74.0001 | 0.00302 | 16.4073 | 321.8787 | 129.3814 | 12.52527 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 17:50:52 | 74.0001 | 0.00302 | 16.4073 | 321.8787 | 129.3814 | 12.52527 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 17:50:52 | 74.0001 | 0.00302 | 16.4073 | 321.8787 | 129.3814 | 12.52527 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 17:50:52 | 74.0001 | 0.00302 | 16.4073 | 321.8787 | 129.3814 | 12.52527 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 07:33:46 | 74.0002 | 0.00301 | 16.8022 | 328.4599 | 129.3814 | 12.52527 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 07:33:46 | 74.0002 | 0.00301 | 16.8022 | 328.4599 | 129.3814 | 12.52527 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 07:33:46 | 74.0002 | 0.00301 | 16.8022 | 328.4599 | 129.3814 | 12.52527 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 07:33:46 | 74.0002 | 0.00301 | 16.8022 | 328.4599 | 129.3814 | 12.52527 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 07:33:46 | 74.0002 | 0.00301 | 16.8022 | 328.4599 | 129.3814 | 12.52527 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 13:23:18 | 74.0006 | 0.00300 | 17.2264 | 335.5740 | 129.3814 | 12.52527 | – |