Orbital elements of 239ALFEROV
| Launched | 24 July 2025 |
| Flight ended | – |
| Launch site | Vostochny Cosmodrome, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 64881 |
| Alternative names |
RS61S |
| 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 28 18:56 | 2026 Feb 28 11:42:26 | 97.4442 | 0.00069 | 1.8801 | 182.5301 | 177.5905 | 15.29524 | – |
| 2026 Feb 27 19:05 | 2026 Feb 27 05:52:28 | 97.4441 | 0.00067 | 1.7972 | 187.1308 | 177.5905 | 15.29524 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 14:10:21 | 97.4441 | 0.00066 | 1.7535 | 189.7666 | 177.5905 | 15.29524 | – |
| 2026 Feb 05 18:58 | 2026 Feb 05 06:09:58 | 97.4421 | 0.00053 | 0.3310 | 292.0110 | 177.5905 | 15.29524 | – |
| 2026 Feb 04 18:57 | 2026 Feb 04 06:36:05 | 97.4418 | 0.00054 | 0.2656 | 297.0730 | 177.5905 | 15.29524 | – |
| 2026 Feb 03 18:56 | 2026 Feb 03 07:02:09 | 97.4415 | 0.00054 | 0.2001 | 302.0784 | 177.5905 | 15.29524 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 05:53:54 | 97.4409 | 0.00056 | 0.1304 | 307.7889 | 177.5905 | 15.29524 | – |
| 2026 Feb 01 18:56 | 2026 Feb 01 03:11:21 | 97.4403 | 0.00057 | 0.0563 | 313.1636 | 177.5905 | 15.29524 | – |