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 May 09 17:57 | 2025 May 08 20:17:38 | 0.0370 | 0.00001 | 7.5561 | 58.6915 | 11.2924 | 1.00273 | – |
| 2025 May 08 17:56 | 2025 May 08 12:39:33 | 0.0387 | 0.00001 | 7.2556 | 74.9946 | 11.2924 | 1.00273 | – |
| 2025 May 07 17:56 | 2025 May 07 09:05:38 | 0.0235 | 0.00003 | 5.8477 | 12.6561 | 11.2924 | 1.00273 | – |
| 2025 May 06 17:57 | 2025 May 05 01:28:38 | 0.0404 | 0.00004 | 6.2116 | 111.5610 | 11.2924 | 1.00273 | – |
| 2025 May 05 17:56 | 2025 May 04 21:16:09 | 0.0394 | 0.00004 | 6.1509 | 115.3957 | 11.2924 | 1.00273 | – |
| 2025 May 04 17:57 | 2025 May 04 05:50:53 | 0.0372 | 0.00004 | 5.8505 | 123.9591 | 11.2924 | 1.00273 | – |
| 2025 May 03 17:57 | 2025 May 03 04:08:40 | 0.0315 | 0.00004 | 6.0278 | 97.7334 | 11.2924 | 1.00273 | – |
| 2025 May 02 17:57 | 2025 May 02 04:09:11 | 0.0298 | 0.00006 | 6.8540 | 109.8423 | 11.2924 | 1.00273 | – |
| 2025 May 01 17:56 | 2025 Apr 28 19:36:56 | 0.0367 | 0.00005 | 6.5113 | 43.8682 | 11.2924 | 1.00273 | – |
| 2025 Apr 30 17:56 | 2025 Apr 28 19:36:56 | 0.0367 | 0.00005 | 6.5113 | 43.8682 | 11.2924 | 1.00273 | – |
| 2025 Apr 29 17:57 | 2025 Apr 28 19:36:56 | 0.0367 | 0.00005 | 6.5113 | 43.8682 | 11.2924 | 1.00273 | – |
| 2025 Apr 27 17:56 | 2025 Apr 27 02:29:22 | 0.0390 | 0.00004 | 6.0139 | 46.7771 | 11.2924 | 1.00273 | – |
| 2025 Apr 26 17:57 | 2025 Apr 25 21:22:38 | 0.0324 | 0.00004 | 7.2426 | 26.0078 | 11.2924 | 1.00273 | – |
| 2025 Apr 25 17:56 | 2025 Apr 24 18:27:34 | 0.0398 | 0.00002 | 5.2241 | 131.7941 | 11.2924 | 1.00273 | – |
| 2025 Apr 24 17:56 | 2025 Apr 23 16:14:17 | 0.0355 | 0.00003 | 6.0353 | 71.9369 | 11.2924 | 1.00273 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 17:42:01 | 0.0328 | 0.00004 | 6.4698 | 95.5806 | 11.2924 | 1.00273 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 04:15:11 | 0.0257 | 0.00004 | 7.9622 | 68.1988 | 11.2924 | 1.00273 | – |
| 2025 Apr 21 17:57 | 2025 Apr 21 04:15:41 | 0.0242 | 0.00005 | 8.1405 | 42.7489 | 11.2924 | 1.00273 | – |
| 2025 Apr 20 17:56 | 2025 Apr 20 06:47:21 | 0.0237 | 0.00006 | 8.1737 | 66.4183 | 11.2924 | 1.00273 | – |
| 2025 Apr 19 17:56 | 2025 Apr 18 04:17:49 | 0.0241 | 0.00007 | 8.2922 | 67.9807 | 11.2924 | 1.00273 | – |
| 2025 Apr 18 17:57 | 2025 Apr 18 04:17:49 | 0.0241 | 0.00007 | 8.2922 | 67.9807 | 11.2924 | 1.00273 | – |
| 2025 Apr 17 17:56 | 2025 Apr 17 04:33:38 | 0.0237 | 0.00006 | 8.3628 | 60.5749 | 11.2924 | 1.00273 | – |
| 2025 Apr 16 17:57 | 2025 Apr 16 02:35:48 | 0.0237 | 0.00006 | 8.3942 | 48.6285 | 11.2924 | 1.00273 | – |
| 2025 Apr 15 17:56 | 2025 Apr 15 06:01:55 | 0.0202 | 0.00006 | 9.0012 | 35.9680 | 11.2924 | 1.00273 | – |
| 2025 Apr 14 17:56 | 2025 Apr 13 22:56:06 | 0.0227 | 0.00006 | 8.5004 | 32.4924 | 11.2924 | 1.00273 | – |