Orbital elements of COSMOS 921 DEB
| Launched | 23 June 1977 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 39690 |
| 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 19 18:57 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 18 18:57 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 17 18:58 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 16 18:57 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 15 18:58 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 14 18:56 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 13 18:56 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 12 18:57 | 2025 Dec 10 10:12:13 | 75.8140 | 0.00171 | 22.6670 | 251.4008 | 108.5367 | 15.54566 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 06:30:24 | 75.8133 | 0.00174 | 23.0808 | 260.9504 | 108.5367 | 15.54566 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 06:30:24 | 75.8133 | 0.00174 | 23.0808 | 260.9504 | 108.5367 | 15.54566 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 06:30:24 | 75.8133 | 0.00174 | 23.0808 | 260.9504 | 108.5367 | 15.54566 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 06:30:24 | 75.8133 | 0.00174 | 23.0808 | 260.9504 | 108.5367 | 15.54566 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:30:24 | 75.8133 | 0.00174 | 23.0808 | 260.9504 | 108.5367 | 15.54566 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 01:19:36 | 75.8147 | 0.00180 | 23.7644 | 275.9128 | 108.5367 | 15.54566 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 01:19:36 | 75.8147 | 0.00180 | 23.7644 | 275.9128 | 108.5367 | 15.54566 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 01:19:36 | 75.8147 | 0.00180 | 23.7644 | 275.9128 | 108.5367 | 15.54566 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 01:19:36 | 75.8147 | 0.00180 | 23.7644 | 275.9128 | 108.5367 | 15.54566 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 01:19:36 | 75.8147 | 0.00180 | 23.7644 | 275.9128 | 108.5367 | 15.54566 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 20:09:04 | 75.8155 | 0.00185 | 0.7089 | 294.7028 | 108.5367 | 15.54566 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 20:09:04 | 75.8155 | 0.00185 | 0.7089 | 294.7028 | 108.5367 | 15.54566 | – |
| 2025 Nov 28 18:57 | 2025 Nov 24 20:09:04 | 75.8155 | 0.00185 | 0.7089 | 294.7028 | 108.5367 | 15.54566 | – |
| 2025 Nov 27 18:57 | 2025 Nov 24 20:09:04 | 75.8155 | 0.00185 | 0.7089 | 294.7028 | 108.5367 | 15.54566 | – |
| 2025 Nov 26 18:57 | 2025 Nov 24 20:09:04 | 75.8155 | 0.00185 | 0.7089 | 294.7028 | 108.5367 | 15.54566 | – |
| 2025 Nov 25 18:57 | 2025 Nov 24 20:09:04 | 75.8155 | 0.00185 | 0.7089 | 294.7028 | 108.5367 | 15.54566 | – |
| 2025 Nov 24 18:56 | 2025 Nov 19 21:02:31 | 75.8164 | 0.00187 | 1.3579 | 307.4366 | 108.5367 | 15.54566 | – |
| 2025 Nov 23 18:57 | 2025 Nov 19 21:02:31 | 75.8164 | 0.00187 | 1.3579 | 307.4366 | 108.5367 | 15.54566 | – |