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 |
| 2023 Jun 06 17:55 | 2023 Jun 05 22:50:29 | 82.6170 | 0.00190 | 20.9262 | 227.7897 | 309.4246 | 12.65703 | – |
| 2023 Jun 05 17:55 | 2023 May 30 22:21:58 | 82.6169 | 0.00188 | 21.1826 | 242.2041 | 309.4246 | 12.65703 | – |
| 2023 Jun 04 17:57 | 2023 May 30 22:21:58 | 82.6169 | 0.00188 | 21.1826 | 242.2041 | 309.4246 | 12.65703 | – |
| 2023 Jun 03 17:59 | 2023 May 30 22:21:58 | 82.6169 | 0.00188 | 21.1826 | 242.2041 | 309.4246 | 12.65703 | – |
| 2023 Jun 02 17:56 | 2023 May 30 22:21:58 | 82.6169 | 0.00188 | 21.1826 | 242.2041 | 309.4246 | 12.65703 | – |
| 2023 Jun 01 17:58 | 2023 May 30 22:21:58 | 82.6169 | 0.00188 | 21.1826 | 242.2041 | 309.4246 | 12.65703 | – |
| 2023 May 31 17:57 | 2023 May 30 22:21:58 | 82.6169 | 0.00188 | 21.1826 | 242.2041 | 309.4246 | 12.65703 | – |
| 2023 May 30 17:56 | 2023 May 24 14:18:07 | 82.6165 | 0.00187 | 21.4526 | 257.5775 | 309.4246 | 12.65703 | – |
| 2023 May 29 17:56 | 2023 May 24 14:18:07 | 82.6165 | 0.00187 | 21.4526 | 257.5775 | 309.4246 | 12.65703 | – |
| 2023 May 28 17:56 | 2023 May 24 14:18:07 | 82.6165 | 0.00187 | 21.4526 | 257.5775 | 309.4246 | 12.65703 | – |
| 2023 May 27 17:55 | 2023 May 24 14:18:07 | 82.6165 | 0.00187 | 21.4526 | 257.5775 | 309.4246 | 12.65703 | – |
| 2023 May 26 17:58 | 2023 May 24 14:18:07 | 82.6165 | 0.00187 | 21.4526 | 257.5775 | 309.4246 | 12.65703 | – |
| 2023 May 25 17:57 | 2023 May 24 14:18:07 | 82.6165 | 0.00187 | 21.4526 | 257.5775 | 309.4246 | 12.65703 | – |
| 2023 May 24 17:57 | 2023 May 18 19:31:20 | 82.6167 | 0.00186 | 21.6989 | 271.6051 | 309.4246 | 12.65703 | – |
| 2023 May 23 17:57 | 2023 May 18 19:31:20 | 82.6167 | 0.00186 | 21.6989 | 271.6051 | 309.4246 | 12.65703 | – |
| 2023 May 22 17:57 | 2023 May 18 19:31:20 | 82.6167 | 0.00186 | 21.6989 | 271.6051 | 309.4246 | 12.65703 | – |
| 2023 May 21 17:55 | 2023 May 18 19:31:20 | 82.6167 | 0.00186 | 21.6989 | 271.6051 | 309.4246 | 12.65703 | – |
| 2023 May 20 17:56 | 2023 May 18 19:31:20 | 82.6167 | 0.00186 | 21.6989 | 271.6051 | 309.4246 | 12.65703 | – |
| 2023 May 19 17:57 | 2023 May 18 19:31:20 | 82.6167 | 0.00186 | 21.6989 | 271.6051 | 309.4246 | 12.65703 | – |
| 2023 May 18 17:56 | 2023 May 14 13:18:17 | 82.6170 | 0.00187 | 21.8803 | 281.9723 | 309.4246 | 12.65703 | – |
| 2023 May 17 17:56 | 2023 May 14 13:18:17 | 82.6170 | 0.00187 | 21.8803 | 281.9723 | 309.4246 | 12.65703 | – |
| 2023 May 16 17:55 | 2023 May 14 13:18:17 | 82.6170 | 0.00187 | 21.8803 | 281.9723 | 309.4246 | 12.65703 | – |
| 2023 May 15 17:56 | 2023 May 14 13:18:17 | 82.6170 | 0.00187 | 21.8803 | 281.9723 | 309.4246 | 12.65703 | – |
| 2023 May 14 17:56 | 2023 May 14 13:18:17 | 82.6170 | 0.00187 | 21.8803 | 281.9723 | 309.4246 | 12.65703 | – |
| 2023 May 13 17:57 | 2023 May 08 22:57:03 | 82.6176 | 0.00187 | 22.1188 | 295.5244 | 309.4246 | 12.65703 | – |
| 2023 May 12 17:56 | 2023 May 08 22:57:03 | 82.6176 | 0.00187 | 22.1188 | 295.5244 | 309.4246 | 12.65703 | – |
| 2023 May 11 17:58 | 2023 May 08 22:57:03 | 82.6176 | 0.00187 | 22.1188 | 295.5244 | 309.4246 | 12.65703 | – |
| 2023 May 10 17:55 | 2023 May 08 22:57:03 | 82.6176 | 0.00187 | 22.1188 | 295.5244 | 309.4246 | 12.65703 | – |