Orbital elements of COSMOS 1977
| Launched | 24 October 1988 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 19608 |
| 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 Jul 16 17:56 | 2026 Jul 14 13:49:36 | 69.1135 | 0.55476 | 7.5682 | 50.3269 | 85.8981 | 2.00515 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 01:31:14 | 69.1131 | 0.55458 | 7.5801 | 50.4072 | 85.8981 | 2.00515 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 01:31:14 | 69.1131 | 0.55458 | 7.5801 | 50.4072 | 85.8981 | 2.00515 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 01:31:14 | 69.1131 | 0.55458 | 7.5801 | 50.4072 | 85.8981 | 2.00515 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 01:31:14 | 69.1131 | 0.55458 | 7.5801 | 50.4072 | 85.8981 | 2.00515 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 01:31:14 | 69.1131 | 0.55458 | 7.5801 | 50.4072 | 85.8981 | 2.00515 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 01:48:38 | 69.1133 | 0.55430 | 7.6003 | 50.5419 | 85.8981 | 2.00515 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 01:48:38 | 69.1133 | 0.55430 | 7.6003 | 50.5419 | 85.8981 | 2.00515 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 01:48:38 | 69.1133 | 0.55430 | 7.6003 | 50.5419 | 85.8981 | 2.00515 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 01:48:38 | 69.1133 | 0.55430 | 7.6003 | 50.5419 | 85.8981 | 2.00515 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 01:48:38 | 69.1133 | 0.55430 | 7.6003 | 50.5419 | 85.8981 | 2.00515 | – |
| 2026 Jul 04 17:56 | 2026 Jun 27 17:22:21 | 69.1135 | 0.55396 | 7.6251 | 50.7073 | 85.8981 | 2.00515 | – |
| 2026 Jul 03 17:57 | 2026 Jun 27 17:22:21 | 69.1135 | 0.55396 | 7.6251 | 50.7073 | 85.8981 | 2.00515 | – |
| 2026 Jul 02 17:56 | 2026 Jun 27 17:22:21 | 69.1135 | 0.55396 | 7.6251 | 50.7073 | 85.8981 | 2.00515 | – |
| 2026 Jul 01 17:56 | 2026 Jun 27 17:22:21 | 69.1135 | 0.55396 | 7.6251 | 50.7073 | 85.8981 | 2.00515 | – |
| 2026 Jun 30 17:56 | 2026 Jun 27 17:22:21 | 69.1135 | 0.55396 | 7.6251 | 50.7073 | 85.8981 | 2.00515 | – |
| 2026 Jun 29 17:57 | 2026 Jun 27 17:22:21 | 69.1135 | 0.55396 | 7.6251 | 50.7073 | 85.8981 | 2.00515 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 02:26:01 | 69.1123 | 0.55367 | 7.6440 | 50.8346 | 85.8981 | 2.00515 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 02:26:01 | 69.1123 | 0.55367 | 7.6440 | 50.8346 | 85.8981 | 2.00515 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 02:26:01 | 69.1123 | 0.55367 | 7.6440 | 50.8346 | 85.8981 | 2.00515 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 02:26:01 | 69.1123 | 0.55367 | 7.6440 | 50.8346 | 85.8981 | 2.00515 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 02:26:01 | 69.1123 | 0.55367 | 7.6440 | 50.8346 | 85.8981 | 2.00515 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 02:26:01 | 69.1123 | 0.55367 | 7.6440 | 50.8346 | 85.8981 | 2.00515 | – |
| 2026 Jun 22 17:56 | 2026 Jun 16 15:12:09 | 69.1116 | 0.55339 | 7.6625 | 50.9573 | 85.8981 | 2.00515 | – |
| 2026 Jun 21 17:57 | 2026 Jun 16 15:12:09 | 69.1116 | 0.55339 | 7.6625 | 50.9573 | 85.8981 | 2.00515 | – |
| 2026 Jun 20 17:56 | 2026 Jun 16 15:12:09 | 69.1116 | 0.55339 | 7.6625 | 50.9573 | 85.8981 | 2.00515 | – |
| 2026 Jun 19 17:57 | 2026 Jun 16 15:12:09 | 69.1116 | 0.55339 | 7.6625 | 50.9573 | 85.8981 | 2.00515 | – |