Orbital elements of COSMOS 2139
| Launched | 3 April 1991 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21216 |
| Alternative names |
GLONASS GLONASS 42 GN 750 |
| 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 Jul 15 17:57 | 2026 Jul 10 09:59:04 | 64.3469 | 0.00172 | 20.2394 | 220.3850 | 139.5037 | 2.13106 | – |
| 2026 Jul 14 17:56 | 2026 Jul 10 09:59:04 | 64.3469 | 0.00172 | 20.2394 | 220.3850 | 139.5037 | 2.13106 | – |
| 2026 Jul 13 17:56 | 2026 Jul 10 09:59:04 | 64.3469 | 0.00172 | 20.2394 | 220.3850 | 139.5037 | 2.13106 | – |
| 2026 Jul 12 17:56 | 2026 Jul 10 09:59:04 | 64.3469 | 0.00172 | 20.2394 | 220.3850 | 139.5037 | 2.13106 | – |
| 2026 Jul 11 17:56 | 2026 Jul 10 09:59:04 | 64.3469 | 0.00172 | 20.2394 | 220.3850 | 139.5037 | 2.13106 | – |
| 2026 Jul 09 17:56 | 2026 Jul 03 20:18:58 | 64.3516 | 0.00171 | 20.2548 | 220.2611 | 139.5037 | 2.13106 | – |
| 2026 Jul 08 17:56 | 2026 Jul 03 20:18:58 | 64.3516 | 0.00171 | 20.2548 | 220.2611 | 139.5037 | 2.13106 | – |
| 2026 Jul 07 17:56 | 2026 Jul 03 20:18:58 | 64.3516 | 0.00171 | 20.2548 | 220.2611 | 139.5037 | 2.13106 | – |
| 2026 Jul 06 17:57 | 2026 Jul 03 20:18:58 | 64.3516 | 0.00171 | 20.2548 | 220.2611 | 139.5037 | 2.13106 | – |
| 2026 Jul 05 17:56 | 2026 Jul 03 20:18:58 | 64.3516 | 0.00171 | 20.2548 | 220.2611 | 139.5037 | 2.13106 | – |
| 2026 Jul 04 17:56 | 2026 Jun 26 08:07:21 | 64.3569 | 0.00167 | 20.2724 | 219.8435 | 139.5037 | 2.13106 | – |
| 2026 Jul 03 17:57 | 2026 Jun 26 08:07:21 | 64.3569 | 0.00167 | 20.2724 | 219.8435 | 139.5037 | 2.13106 | – |
| 2026 Jul 02 17:56 | 2026 Jun 26 08:07:21 | 64.3569 | 0.00167 | 20.2724 | 219.8435 | 139.5037 | 2.13106 | – |
| 2026 Jul 01 17:56 | 2026 Jun 26 08:07:21 | 64.3569 | 0.00167 | 20.2724 | 219.8435 | 139.5037 | 2.13106 | – |
| 2026 Jun 30 17:56 | 2026 Jun 26 08:07:21 | 64.3569 | 0.00167 | 20.2724 | 219.8435 | 139.5037 | 2.13106 | – |
| 2026 Jun 29 17:57 | 2026 Jun 26 08:07:21 | 64.3569 | 0.00167 | 20.2724 | 219.8435 | 139.5037 | 2.13106 | – |
| 2026 Jun 28 17:56 | 2026 Jun 20 05:42:58 | 64.3611 | 0.00167 | 20.2866 | 219.9124 | 139.5037 | 2.13106 | – |
| 2026 Jun 27 17:55 | 2026 Jun 20 05:42:58 | 64.3611 | 0.00167 | 20.2866 | 219.9124 | 139.5037 | 2.13106 | – |
| 2026 Jun 26 17:56 | 2026 Jun 20 05:42:58 | 64.3611 | 0.00167 | 20.2866 | 219.9124 | 139.5037 | 2.13106 | – |
| 2026 Jun 25 17:56 | 2026 Jun 20 05:42:58 | 64.3611 | 0.00167 | 20.2866 | 219.9124 | 139.5037 | 2.13106 | – |
| 2026 Jun 24 17:55 | 2026 Jun 20 05:42:58 | 64.3611 | 0.00167 | 20.2866 | 219.9124 | 139.5037 | 2.13106 | – |
| 2026 Jun 23 17:56 | 2026 Jun 20 05:42:58 | 64.3611 | 0.00167 | 20.2866 | 219.9124 | 139.5037 | 2.13106 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 22:52:54 | 64.3635 | 0.00166 | 20.2943 | 219.8670 | 139.5037 | 2.13106 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 22:52:54 | 64.3635 | 0.00166 | 20.2943 | 219.8670 | 139.5037 | 2.13106 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 22:52:54 | 64.3635 | 0.00166 | 20.2943 | 219.8670 | 139.5037 | 2.13106 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 22:52:54 | 64.3635 | 0.00166 | 20.2943 | 219.8670 | 139.5037 | 2.13106 | – |
| 2026 Jun 18 17:56 | 2026 Jun 16 22:52:54 | 64.3635 | 0.00166 | 20.2943 | 219.8670 | 139.5037 | 2.13106 | – |