Orbital elements of COSMOS 509
| Launched | 19 July 1972 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 6122 |
| 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 Feb 05 18:58 | 2026 Feb 02 10:59:27 | 74.0271 | 0.00158 | 2.6034 | 182.1034 | 291.0030 | 12.44995 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 10:59:27 | 74.0271 | 0.00158 | 2.6034 | 182.1034 | 291.0030 | 12.44995 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 10:59:27 | 74.0271 | 0.00158 | 2.6034 | 182.1034 | 291.0030 | 12.44995 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 10:59:27 | 74.0271 | 0.00158 | 2.6034 | 182.1034 | 291.0030 | 12.44995 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 18:24:06 | 74.0266 | 0.00159 | 3.1030 | 190.5837 | 291.0030 | 12.44995 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 18:24:06 | 74.0266 | 0.00159 | 3.1030 | 190.5837 | 291.0030 | 12.44995 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 18:24:06 | 74.0266 | 0.00159 | 3.1030 | 190.5837 | 291.0030 | 12.44995 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 18:24:06 | 74.0266 | 0.00159 | 3.1030 | 190.5837 | 291.0030 | 12.44995 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 18:24:06 | 74.0266 | 0.00159 | 3.1030 | 190.5837 | 291.0030 | 12.44995 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 12:30:59 | 74.0265 | 0.00161 | 3.5636 | 198.2854 | 291.0030 | 12.44995 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 12:30:59 | 74.0265 | 0.00161 | 3.5636 | 198.2854 | 291.0030 | 12.44995 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 12:30:59 | 74.0265 | 0.00161 | 3.5636 | 198.2854 | 291.0030 | 12.44995 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 12:30:59 | 74.0265 | 0.00161 | 3.5636 | 198.2854 | 291.0030 | 12.44995 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 12:30:59 | 74.0265 | 0.00161 | 3.5636 | 198.2854 | 291.0030 | 12.44995 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 14:02:14 | 74.0269 | 0.00162 | 4.0848 | 206.8961 | 291.0030 | 12.44995 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 14:02:14 | 74.0269 | 0.00162 | 4.0848 | 206.8961 | 291.0030 | 12.44995 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 14:02:14 | 74.0269 | 0.00162 | 4.0848 | 206.8961 | 291.0030 | 12.44995 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 14:02:14 | 74.0269 | 0.00162 | 4.0848 | 206.8961 | 291.0030 | 12.44995 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 14:02:14 | 74.0269 | 0.00162 | 4.0848 | 206.8961 | 291.0030 | 12.44995 | – |