Orbital elements of COSMOS 2143
| Launched | 15 May 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21299 |
| 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 Dec 17 18:58 | 2025 Dec 12 05:55:55 | 82.5754 | 0.00140 | 4.1645 | 117.0008 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 16 18:57 | 2025 Dec 12 05:55:55 | 82.5754 | 0.00140 | 4.1645 | 117.0008 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 15 18:58 | 2025 Dec 12 05:55:55 | 82.5754 | 0.00140 | 4.1645 | 117.0008 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 14 18:56 | 2025 Dec 12 05:55:55 | 82.5754 | 0.00140 | 4.1645 | 117.0008 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 13 18:56 | 2025 Dec 12 05:55:55 | 82.5754 | 0.00140 | 4.1645 | 117.0008 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:55:55 | 82.5754 | 0.00140 | 4.1645 | 117.0008 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 11 18:56 | 2025 Dec 07 06:05:56 | 82.5756 | 0.00139 | 4.3776 | 127.6421 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 10 18:56 | 2025 Dec 07 06:05:56 | 82.5756 | 0.00139 | 4.3776 | 127.6421 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 09 18:56 | 2025 Dec 07 06:05:56 | 82.5756 | 0.00139 | 4.3776 | 127.6421 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 08 18:56 | 2025 Dec 07 06:05:56 | 82.5756 | 0.00139 | 4.3776 | 127.6421 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:05:56 | 82.5756 | 0.00139 | 4.3776 | 127.6421 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 06 18:56 | 2025 Dec 02 08:30:27 | 82.5754 | 0.00138 | 4.5867 | 138.1128 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 05 18:57 | 2025 Dec 02 08:30:27 | 82.5754 | 0.00138 | 4.5867 | 138.1128 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 04 18:57 | 2025 Dec 02 08:30:27 | 82.5754 | 0.00138 | 4.5867 | 138.1128 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 03 18:56 | 2025 Dec 02 08:30:27 | 82.5754 | 0.00138 | 4.5867 | 138.1128 | 297.7837 | 12.63924 | 7.543 |
| 2025 Dec 02 18:56 | 2025 Dec 02 08:30:27 | 82.5754 | 0.00138 | 4.5867 | 138.1128 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 30 18:57 | 2025 Nov 25 09:18:55 | 82.5749 | 0.00137 | 4.8841 | 152.8517 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 29 18:56 | 2025 Nov 25 09:18:55 | 82.5749 | 0.00137 | 4.8841 | 152.8517 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 28 18:57 | 2025 Nov 25 09:18:55 | 82.5749 | 0.00137 | 4.8841 | 152.8517 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 27 18:57 | 2025 Nov 25 09:18:55 | 82.5749 | 0.00137 | 4.8841 | 152.8517 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 26 18:57 | 2025 Nov 25 09:18:55 | 82.5749 | 0.00137 | 4.8841 | 152.8517 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 25 18:57 | 2025 Nov 25 09:18:55 | 82.5749 | 0.00137 | 4.8841 | 152.8517 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 24 18:56 | 2025 Nov 20 07:40:59 | 82.5746 | 0.00135 | 5.1004 | 163.9779 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 23 18:57 | 2025 Nov 20 07:40:59 | 82.5746 | 0.00135 | 5.1004 | 163.9779 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 21 18:57 | 2025 Nov 20 07:40:59 | 82.5746 | 0.00135 | 5.1004 | 163.9779 | 297.7837 | 12.63924 | 7.543 |
| 2025 Nov 20 18:56 | 2025 Nov 20 07:40:59 | 82.5746 | 0.00135 | 5.1004 | 163.9779 | 297.7837 | 12.63924 | 7.543 |