Orbital elements of COSMOS 663 DEB
| Launched | 26 June 1974 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 53881 |
| 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 Sep 15 17:56 | 2025 Sep 14 02:08:35 | 82.9528 | 0.00240 | 1.2286 | 297.5552 | 62.3163 | 13.77063 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 02:49:31 | 82.9510 | 0.00244 | 1.7716 | 330.1950 | 62.3163 | 13.77063 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 03:25:01 | 82.9502 | 0.00248 | 2.1170 | 350.5247 | 62.3163 | 13.77063 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 03:25:01 | 82.9502 | 0.00248 | 2.1170 | 350.5247 | 62.3163 | 13.77063 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 03:25:01 | 82.9502 | 0.00248 | 2.1170 | 350.5247 | 62.3163 | 13.77063 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 03:25:01 | 82.9502 | 0.00248 | 2.1170 | 350.5247 | 62.3163 | 13.77063 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 03:25:01 | 82.9502 | 0.00248 | 2.1170 | 350.5247 | 62.3163 | 13.77063 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 03:25:01 | 82.9502 | 0.00248 | 2.1170 | 350.5247 | 62.3163 | 13.77063 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 16:37:44 | 82.9491 | 0.00252 | 2.3868 | 6.0838 | 62.3163 | 13.77063 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 16:37:44 | 82.9491 | 0.00252 | 2.3868 | 6.0838 | 62.3163 | 13.77063 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 16:37:44 | 82.9491 | 0.00252 | 2.3868 | 6.0838 | 62.3163 | 13.77063 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 16:37:44 | 82.9491 | 0.00252 | 2.3868 | 6.0838 | 62.3163 | 13.77063 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 16:37:44 | 82.9491 | 0.00252 | 2.3868 | 6.0838 | 62.3163 | 13.77063 | – |
| 2025 Aug 22 17:56 | 2025 Aug 12 18:08:08 | 82.9481 | 0.00260 | 2.8295 | 30.8574 | 62.3163 | 13.77063 | – |