Orbital elements of COSMOS 1851
| Launched | 11 June 1987 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18103 |
| 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 Nov 03 18:57 | 2025 Nov 02 05:30:14 | 70.8620 | 0.45254 | 13.0372 | 45.5565 | 83.1184 | 2.00398 | – |
| 2025 Oct 27 18:57 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 26 18:57 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 25 17:57 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 24 17:57 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 22 17:56 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 21 17:56 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 20 17:56 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 19 17:56 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 18 17:56 | 2025 Oct 13 17:37:04 | 70.8630 | 0.45152 | 13.0818 | 46.1106 | 83.1184 | 2.00398 | – |
| 2025 Oct 17 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 16 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 15 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 14 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 12 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 11 17:57 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 09 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 08 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |
| 2025 Oct 07 17:56 | 2025 Oct 04 07:16:44 | 70.8625 | 0.45090 | 13.1034 | 46.3837 | 83.1184 | 2.00398 | – |