Orbital elements of COSMOS 1729
| Launched | 31 January 1986 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16527 |
| 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 |
| 2026 Feb 05 18:58 | 2026 Jan 31 02:32:04 | 70.8464 | 0.44649 | 12.9094 | 43.4946 | 96.4329 | 2.00440 | – |
| 2026 Feb 04 18:57 | 2026 Jan 31 02:32:04 | 70.8464 | 0.44649 | 12.9094 | 43.4946 | 96.4329 | 2.00440 | – |
| 2026 Feb 03 18:56 | 2026 Jan 31 02:32:04 | 70.8464 | 0.44649 | 12.9094 | 43.4946 | 96.4329 | 2.00440 | – |
| 2026 Feb 02 18:56 | 2026 Jan 31 02:32:04 | 70.8464 | 0.44649 | 12.9094 | 43.4946 | 96.4329 | 2.00440 | – |
| 2026 Feb 01 18:56 | 2026 Jan 26 02:43:11 | 70.8449 | 0.44621 | 12.9207 | 43.6336 | 96.4329 | 2.00440 | – |
| 2026 Jan 31 18:56 | 2026 Jan 26 02:43:11 | 70.8449 | 0.44621 | 12.9207 | 43.6336 | 96.4329 | 2.00440 | – |
| 2026 Jan 30 18:57 | 2026 Jan 26 02:43:11 | 70.8449 | 0.44621 | 12.9207 | 43.6336 | 96.4329 | 2.00440 | – |
| 2026 Jan 29 18:56 | 2026 Jan 26 02:43:11 | 70.8449 | 0.44621 | 12.9207 | 43.6336 | 96.4329 | 2.00440 | – |
| 2026 Jan 28 18:56 | 2026 Jan 26 02:43:11 | 70.8449 | 0.44621 | 12.9207 | 43.6336 | 96.4329 | 2.00440 | – |
| 2026 Jan 27 18:56 | 2026 Jan 21 02:54:19 | 70.8431 | 0.44592 | 12.9320 | 43.7726 | 96.4329 | 2.00440 | – |
| 2026 Jan 26 18:57 | 2026 Jan 21 02:54:19 | 70.8431 | 0.44592 | 12.9320 | 43.7726 | 96.4329 | 2.00440 | – |
| 2026 Jan 25 18:57 | 2026 Jan 21 02:54:19 | 70.8431 | 0.44592 | 12.9320 | 43.7726 | 96.4329 | 2.00440 | – |
| 2026 Jan 24 18:58 | 2026 Jan 21 02:54:19 | 70.8431 | 0.44592 | 12.9320 | 43.7726 | 96.4329 | 2.00440 | – |