Orbital elements of COSMOS 2520
| Launched | 15 August 2017 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 42907 |
| Alternative names |
BLAGOVEST 11L |
| 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 Dec 16 18:57 | 2025 Dec 15 20:36:38 | 0.0395 | 0.00004 | 5.5424 | 257.3045 | 98.5003 | 1.00275 | – |
| 2025 Dec 15 18:58 | 2025 Dec 14 21:45:38 | 0.0359 | 0.00003 | 5.4538 | 258.7725 | 98.5003 | 1.00275 | – |
| 2025 Dec 14 18:56 | 2025 Dec 13 11:57:06 | 0.0362 | 0.00005 | 5.5030 | 265.0715 | 98.5003 | 1.00275 | – |
| 2025 Dec 13 18:56 | 2025 Dec 13 05:06:12 | 0.0355 | 0.00004 | 5.4255 | 270.6899 | 98.5003 | 1.00275 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:08:06 | 0.0353 | 0.00006 | 5.4087 | 252.0796 | 98.5003 | 1.00275 | – |
| 2025 Dec 11 18:56 | 2025 Dec 11 05:09:55 | 0.0349 | 0.00006 | 5.4177 | 272.9046 | 98.5003 | 1.00275 | – |
| 2025 Dec 10 18:56 | 2025 Dec 10 02:36:38 | 0.0383 | 0.00006 | 5.5202 | 236.8677 | 98.5003 | 1.00275 | – |
| 2025 Dec 09 18:56 | 2025 Dec 09 13:47:13 | 0.0362 | 0.00006 | 5.4594 | 237.0493 | 98.5003 | 1.00275 | – |
| 2025 Dec 08 18:56 | 2025 Dec 08 05:47:21 | 0.0355 | 0.00006 | 5.4614 | 210.0646 | 98.5003 | 1.00275 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 05:22:21 | 0.0353 | 0.00008 | 5.4591 | 208.6002 | 98.5003 | 1.00275 | – |
| 2025 Dec 06 18:56 | 2025 Dec 06 05:46:38 | 0.0357 | 0.00006 | 5.4967 | 218.5389 | 98.5003 | 1.00275 | – |
| 2025 Dec 05 18:57 | 2025 Dec 05 02:45:38 | 0.0350 | 0.00008 | 5.5584 | 215.2606 | 98.5003 | 1.00275 | – |
| 2025 Dec 04 18:57 | 2025 Dec 04 05:22:48 | 0.0354 | 0.00007 | 5.5981 | 231.9613 | 98.5003 | 1.00275 | – |
| 2025 Dec 03 18:56 | 2025 Dec 03 10:32:46 | 0.0358 | 0.00006 | 5.6983 | 247.7895 | 98.5003 | 1.00275 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 05:26:20 | 0.0340 | 0.00008 | 5.6680 | 238.2988 | 98.5003 | 1.00275 | – |
| 2025 Nov 30 18:57 | 2025 Nov 30 12:20:42 | 0.0338 | 0.00008 | 5.8574 | 237.1023 | 98.5003 | 1.00275 | – |
| 2025 Nov 29 18:56 | 2025 Nov 29 03:48:46 | 0.0315 | 0.00005 | 5.8245 | 220.7620 | 98.5003 | 1.00275 | – |
| 2025 Nov 28 18:57 | 2025 Nov 28 02:07:50 | 0.0300 | 0.00008 | 5.8383 | 208.1294 | 98.5003 | 1.00275 | – |
| 2025 Nov 27 18:57 | 2025 Nov 27 03:52:19 | 0.0329 | 0.00011 | 5.9688 | 193.9178 | 98.5003 | 1.00275 | – |
| 2025 Nov 26 18:57 | 2025 Nov 26 10:45:00 | 0.0300 | 0.00011 | 5.9498 | 191.5242 | 98.5003 | 1.00275 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 10:08:38 | 0.0249 | 0.00010 | 5.8590 | 190.7481 | 98.5003 | 1.00275 | – |
| 2025 Nov 24 18:56 | 2025 Nov 24 10:48:17 | 0.0243 | 0.00012 | 6.0325 | 190.3373 | 98.5003 | 1.00275 | – |
| 2025 Nov 23 18:57 | 2025 Nov 23 05:42:01 | 0.0212 | 0.00014 | 5.9208 | 178.7394 | 98.5003 | 1.00275 | – |
| 2025 Nov 21 18:57 | 2025 Nov 21 01:23:35 | 0.0182 | 0.00009 | 6.0884 | 166.2068 | 98.5003 | 1.00275 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:47:14 | 0.0189 | 0.00007 | 6.4065 | 164.4207 | 98.5003 | 1.00275 | – |