Orbital elements of COSMOS 1858
| Launched | 15 June 1987 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18119 |
| 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 00:02:10 | 74.0008 | 0.00482 | 6.6139 | 154.6943 | 278.1729 | 12.56035 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 01:31:06 | 74.0023 | 0.00484 | 7.6854 | 172.9301 | 278.1729 | 12.56035 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:14:41 | 74.0033 | 0.00485 | 8.2436 | 182.3905 | 278.1729 | 12.56035 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:14:41 | 74.0033 | 0.00485 | 8.2436 | 182.3905 | 278.1729 | 12.56035 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:14:41 | 74.0033 | 0.00485 | 8.2436 | 182.3905 | 278.1729 | 12.56035 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:14:41 | 74.0033 | 0.00485 | 8.2436 | 182.3905 | 278.1729 | 12.56035 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:14:41 | 74.0033 | 0.00485 | 8.2436 | 182.3905 | 278.1729 | 12.56035 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:14:41 | 74.0033 | 0.00485 | 8.2436 | 182.3905 | 278.1729 | 12.56035 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 03:53:08 | 74.0038 | 0.00486 | 8.6637 | 189.4945 | 278.1729 | 12.56035 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 03:53:08 | 74.0038 | 0.00486 | 8.6637 | 189.4945 | 278.1729 | 12.56035 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 03:53:08 | 74.0038 | 0.00486 | 8.6637 | 189.4945 | 278.1729 | 12.56035 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 03:53:08 | 74.0038 | 0.00486 | 8.6637 | 189.4945 | 278.1729 | 12.56035 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 03:53:08 | 74.0038 | 0.00486 | 8.6637 | 189.4945 | 278.1729 | 12.56035 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 21:16:27 | 74.0045 | 0.00486 | 9.1370 | 197.4962 | 278.1729 | 12.56035 | – |