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 |
| 2025 Oct 22 17:56 | 2025 Oct 15 00:05:52 | 64.5236 | 0.00176 | 20.8668 | 222.6712 | 137.2451 | 2.13106 | – |
| 2025 Oct 21 17:56 | 2025 Oct 15 00:05:52 | 64.5236 | 0.00176 | 20.8668 | 222.6712 | 137.2451 | 2.13106 | – |
| 2025 Oct 20 17:56 | 2025 Oct 15 00:05:52 | 64.5236 | 0.00176 | 20.8668 | 222.6712 | 137.2451 | 2.13106 | – |
| 2025 Oct 19 17:56 | 2025 Oct 15 00:05:52 | 64.5236 | 0.00176 | 20.8668 | 222.6712 | 137.2451 | 2.13106 | – |
| 2025 Oct 18 17:56 | 2025 Oct 15 00:05:52 | 64.5236 | 0.00176 | 20.8668 | 222.6712 | 137.2451 | 2.13106 | – |
| 2025 Oct 17 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 16 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 15 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 14 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 12 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 00:38:38 | 64.5281 | 0.00175 | 20.8854 | 222.0538 | 137.2451 | 2.13106 | – |
| 2025 Oct 05 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Oct 04 17:57 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Oct 03 17:57 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Oct 02 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Sep 30 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Sep 29 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Sep 28 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Sep 27 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |
| 2025 Sep 26 17:56 | 2025 Sep 22 00:15:32 | 64.5368 | 0.00177 | 20.9205 | 222.4955 | 137.2451 | 2.13106 | – |