Orbital elements of COSMOS 1999
| Launched | 9 February 1989 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 19790 |
| 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 04 18:57 | 2025 Nov 02 11:54:03 | 82.6140 | 0.00198 | 7.4359 | 22.6827 | 31.8818 | 12.65743 | – |
| 2025 Nov 03 18:57 | 2025 Nov 02 11:54:03 | 82.6140 | 0.00198 | 7.4359 | 22.6827 | 31.8818 | 12.65743 | – |
| 2025 Nov 02 18:57 | 2025 Oct 29 13:06:56 | 82.6139 | 0.00199 | 7.6041 | 31.4141 | 31.8818 | 12.65743 | – |
| 2025 Nov 01 18:58 | 2025 Oct 29 13:06:56 | 82.6139 | 0.00199 | 7.6041 | 31.4141 | 31.8818 | 12.65743 | – |
| 2025 Oct 31 18:57 | 2025 Oct 29 13:06:56 | 82.6139 | 0.00199 | 7.6041 | 31.4141 | 31.8818 | 12.65743 | – |
| 2025 Oct 30 18:57 | 2025 Oct 29 13:06:56 | 82.6139 | 0.00199 | 7.6041 | 31.4141 | 31.8818 | 12.65743 | – |
| 2025 Oct 29 18:57 | 2025 Oct 29 13:06:56 | 82.6139 | 0.00199 | 7.6041 | 31.4141 | 31.8818 | 12.65743 | – |
| 2025 Oct 28 18:57 | 2025 Oct 23 22:43:46 | 82.6137 | 0.00201 | 7.8427 | 43.7945 | 31.8818 | 12.65743 | – |
| 2025 Oct 27 18:57 | 2025 Oct 23 22:43:46 | 82.6137 | 0.00201 | 7.8427 | 43.7945 | 31.8818 | 12.65743 | – |
| 2025 Oct 26 18:57 | 2025 Oct 23 22:43:46 | 82.6137 | 0.00201 | 7.8427 | 43.7945 | 31.8818 | 12.65743 | – |
| 2025 Oct 25 17:57 | 2025 Oct 23 22:43:46 | 82.6137 | 0.00201 | 7.8427 | 43.7945 | 31.8818 | 12.65743 | – |
| 2025 Oct 24 17:57 | 2025 Oct 23 22:43:46 | 82.6137 | 0.00201 | 7.8427 | 43.7945 | 31.8818 | 12.65743 | – |
| 2025 Oct 22 17:56 | 2025 Oct 18 06:23:45 | 82.6139 | 0.00203 | 8.0846 | 56.1961 | 31.8818 | 12.65743 | – |
| 2025 Oct 21 17:56 | 2025 Oct 18 06:23:45 | 82.6139 | 0.00203 | 8.0846 | 56.1961 | 31.8818 | 12.65743 | – |
| 2025 Oct 20 17:56 | 2025 Oct 18 06:23:45 | 82.6139 | 0.00203 | 8.0846 | 56.1961 | 31.8818 | 12.65743 | – |
| 2025 Oct 19 17:56 | 2025 Oct 18 06:23:45 | 82.6139 | 0.00203 | 8.0846 | 56.1961 | 31.8818 | 12.65743 | – |
| 2025 Oct 18 17:56 | 2025 Oct 18 06:23:45 | 82.6139 | 0.00203 | 8.0846 | 56.1961 | 31.8818 | 12.65743 | – |
| 2025 Oct 17 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 16 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 15 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 14 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 12 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 08:35:30 | 82.6152 | 0.00204 | 8.5493 | 79.8482 | 31.8818 | 12.65743 | – |