Orbital elements of COSMOS 2539
| Launched | 4 August 2019 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 44457 |
| 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 27 18:57 | 2025 Oct 27 14:50:11 | 0.0261 | 0.00003 | 8.1747 | 195.8331 | 312.3405 | 1.00261 | – |
| 2025 Oct 26 18:57 | 2025 Oct 23 08:07:21 | 0.0246 | 0.00003 | 8.7269 | 266.2729 | 312.3405 | 1.00261 | – |
| 2025 Oct 25 17:57 | 2025 Oct 23 08:07:21 | 0.0246 | 0.00003 | 8.7269 | 266.2729 | 312.3405 | 1.00261 | – |
| 2025 Oct 24 17:57 | 2025 Oct 23 08:07:21 | 0.0246 | 0.00003 | 8.7269 | 266.2729 | 312.3405 | 1.00261 | – |
| 2025 Oct 22 17:56 | 2025 Oct 22 03:22:21 | 0.0253 | 0.00001 | 8.5997 | 287.8958 | 312.3405 | 1.00261 | – |
| 2025 Oct 21 17:56 | 2025 Oct 21 07:02:21 | 0.0243 | 0.00001 | 8.6145 | 94.4100 | 312.3405 | 1.00261 | – |
| 2025 Oct 20 17:56 | 2025 Oct 19 16:44:52 | 0.0262 | 0.00001 | 8.2983 | 207.6148 | 312.3405 | 1.00261 | – |
| 2025 Oct 19 17:56 | 2025 Oct 19 06:28:18 | 0.0241 | 0.00001 | 8.5801 | 213.6539 | 312.3405 | 1.00261 | – |
| 2025 Oct 18 17:56 | 2025 Oct 18 07:22:38 | 0.0238 | 0.00003 | 8.4356 | 185.4988 | 312.3405 | 1.00261 | – |
| 2025 Oct 17 17:56 | 2025 Oct 14 20:19:38 | 0.0235 | 0.00006 | 8.0867 | 223.0003 | 312.3405 | 1.00261 | – |
| 2025 Oct 16 17:56 | 2025 Oct 14 20:19:38 | 0.0235 | 0.00006 | 8.0867 | 223.0003 | 312.3405 | 1.00261 | – |
| 2025 Oct 15 17:56 | 2025 Oct 14 20:19:38 | 0.0235 | 0.00006 | 8.0867 | 223.0003 | 312.3405 | 1.00261 | – |
| 2025 Oct 14 17:56 | 2025 Oct 11 18:39:27 | 0.0205 | 0.00006 | 8.5577 | 168.4981 | 312.3405 | 1.00261 | – |
| 2025 Oct 12 17:56 | 2025 Oct 11 18:39:27 | 0.0205 | 0.00006 | 8.5577 | 168.4981 | 312.3405 | 1.00261 | – |
| 2025 Oct 11 17:57 | 2025 Oct 11 04:57:26 | 0.0176 | 0.00006 | 8.9904 | 163.6716 | 312.3405 | 1.00261 | – |
| 2025 Oct 09 17:56 | 2025 Oct 08 06:44:42 | 0.0159 | 0.00007 | 9.5067 | 128.3687 | 312.3405 | 1.00261 | – |
| 2025 Oct 08 17:56 | 2025 Oct 08 06:44:42 | 0.0159 | 0.00007 | 9.5067 | 128.3687 | 312.3405 | 1.00261 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 05:03:14 | 0.0151 | 0.00008 | 9.6385 | 114.6784 | 312.3405 | 1.00261 | – |
| 2025 Oct 05 17:56 | 2025 Sep 30 18:54:35 | 0.0156 | 0.00005 | 9.0573 | 250.9126 | 312.3405 | 1.00261 | – |
| 2025 Oct 04 17:57 | 2025 Sep 30 18:54:35 | 0.0156 | 0.00005 | 9.0573 | 250.9126 | 312.3405 | 1.00261 | – |
| 2025 Oct 03 17:57 | 2025 Sep 30 18:54:35 | 0.0156 | 0.00005 | 9.0573 | 250.9126 | 312.3405 | 1.00261 | – |
| 2025 Oct 02 17:56 | 2025 Sep 30 18:54:35 | 0.0156 | 0.00005 | 9.0573 | 250.9126 | 312.3405 | 1.00261 | – |