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 Jan 14 18:56 | 2025 Jan 12 07:18:36 | 82.6197 | 0.00194 | 19.9612 | 334.8325 | 143.3347 | 12.65731 | – |
| 2025 Jan 13 18:56 | 2025 Jan 12 07:18:36 | 82.6197 | 0.00194 | 19.9612 | 334.8325 | 143.3347 | 12.65731 | – |
| 2025 Jan 12 18:55 | 2025 Jan 12 07:18:36 | 82.6197 | 0.00194 | 19.9612 | 334.8325 | 143.3347 | 12.65731 | – |
| 2025 Jan 11 18:54 | 2025 Jan 07 13:46:30 | 82.6199 | 0.00196 | 20.1626 | 345.7461 | 143.3347 | 12.65731 | – |
| 2025 Jan 10 19:20 | 2025 Jan 07 13:46:30 | 82.6199 | 0.00196 | 20.1626 | 345.7461 | 143.3347 | 12.65731 | – |
| 2025 Jan 09 18:54 | 2025 Jan 07 13:46:30 | 82.6199 | 0.00196 | 20.1626 | 345.7461 | 143.3347 | 12.65731 | – |
| 2025 Jan 08 18:53 | 2025 Jan 07 13:46:30 | 82.6199 | 0.00196 | 20.1626 | 345.7461 | 143.3347 | 12.65731 | – |
| 2025 Jan 07 18:54 | 2025 Jan 07 13:46:30 | 82.6199 | 0.00196 | 20.1626 | 345.7461 | 143.3347 | 12.65731 | – |
| 2025 Jan 06 18:53 | 2025 Jan 01 20:20:52 | 82.6196 | 0.00198 | 20.4064 | 358.8018 | 143.3347 | 12.65731 | – |
| 2025 Jan 05 18:53 | 2025 Jan 01 20:20:52 | 82.6196 | 0.00198 | 20.4064 | 358.8018 | 143.3347 | 12.65731 | – |
| 2025 Jan 04 18:53 | 2025 Jan 01 20:20:52 | 82.6196 | 0.00198 | 20.4064 | 358.8018 | 143.3347 | 12.65731 | – |
| 2025 Jan 03 18:53 | 2025 Jan 01 20:20:52 | 82.6196 | 0.00198 | 20.4064 | 358.8018 | 143.3347 | 12.65731 | – |
| 2025 Jan 02 18:53 | 2025 Jan 01 20:20:52 | 82.6196 | 0.00198 | 20.4064 | 358.8018 | 143.3347 | 12.65731 | – |
| 2025 Jan 01 18:53 | 2024 Dec 31 14:50:00 | 82.6195 | 0.00198 | 20.4587 | 1.6211 | 143.3347 | 12.65731 | – |
| 2024 Dec 31 18:53 | 2024 Dec 26 20:14:14 | 82.6191 | 0.00200 | 20.6620 | 12.3841 | 143.3347 | 12.65731 | – |
| 2024 Dec 30 18:53 | 2024 Dec 26 20:14:14 | 82.6191 | 0.00200 | 20.6620 | 12.3841 | 143.3347 | 12.65731 | – |
| 2024 Dec 29 20:34 | 2024 Dec 26 20:14:14 | 82.6191 | 0.00200 | 20.6620 | 12.3841 | 143.3347 | 12.65731 | – |
| 2024 Dec 28 18:53 | 2024 Dec 26 20:14:14 | 82.6191 | 0.00200 | 20.6620 | 12.3841 | 143.3347 | 12.65731 | – |
| 2024 Dec 27 18:53 | 2024 Dec 26 20:14:14 | 82.6191 | 0.00200 | 20.6620 | 12.3841 | 143.3347 | 12.65731 | – |
| 2024 Dec 26 18:53 | 2024 Dec 22 10:30:11 | 82.6187 | 0.00202 | 20.8496 | 22.2271 | 143.3347 | 12.65731 | – |
| 2024 Dec 25 18:53 | 2024 Dec 22 10:30:11 | 82.6187 | 0.00202 | 20.8496 | 22.2271 | 143.3347 | 12.65731 | – |
| 2024 Dec 24 18:53 | 2024 Dec 22 10:30:11 | 82.6187 | 0.00202 | 20.8496 | 22.2271 | 143.3347 | 12.65731 | – |
| 2024 Dec 23 19:54 | 2024 Dec 22 10:30:11 | 82.6187 | 0.00202 | 20.8496 | 22.2271 | 143.3347 | 12.65731 | – |
| 2024 Dec 22 18:53 | 2024 Dec 22 10:30:11 | 82.6187 | 0.00202 | 20.8496 | 22.2271 | 143.3347 | 12.65731 | – |
| 2024 Dec 21 18:53 | 2024 Dec 16 08:34:54 | 82.6179 | 0.00204 | 21.1086 | 35.7067 | 143.3347 | 12.65731 | – |
| 2024 Dec 20 18:53 | 2024 Dec 16 08:34:54 | 82.6179 | 0.00204 | 21.1086 | 35.7067 | 143.3347 | 12.65731 | – |
| 2024 Dec 19 18:53 | 2024 Dec 16 08:34:54 | 82.6179 | 0.00204 | 21.1086 | 35.7067 | 143.3347 | 12.65731 | – |
| 2024 Dec 18 18:53 | 2024 Dec 16 08:34:54 | 82.6179 | 0.00204 | 21.1086 | 35.7067 | 143.3347 | 12.65731 | – |