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 |
| 2025 Dec 14 18:56 | 2025 Dec 10 20:14:32 | 69.0876 | 0.54312 | 8.2852 | 55.3566 | 343.6387 | 2.00308 | – |
| 2025 Dec 13 18:56 | 2025 Dec 10 20:14:32 | 69.0876 | 0.54312 | 8.2852 | 55.3566 | 343.6387 | 2.00308 | – |
| 2025 Dec 12 18:57 | 2025 Dec 10 20:14:32 | 69.0876 | 0.54312 | 8.2852 | 55.3566 | 343.6387 | 2.00308 | – |
| 2025 Dec 05 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Dec 04 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Dec 03 18:56 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Dec 02 18:56 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 30 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 29 18:56 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 28 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 27 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 26 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 25 18:57 | 2025 Nov 22 09:05:36 | 69.0927 | 0.54194 | 8.3452 | 55.7910 | 343.6387 | 2.00308 | – |
| 2025 Nov 24 18:56 | 2025 Nov 16 11:49:30 | 69.0947 | 0.54160 | 8.3643 | 55.9289 | 343.6387 | 2.00308 | – |
| 2025 Nov 23 18:57 | 2025 Nov 16 11:49:30 | 69.0947 | 0.54160 | 8.3643 | 55.9289 | 343.6387 | 2.00308 | – |
| 2025 Nov 21 18:57 | 2025 Nov 16 11:49:30 | 69.0947 | 0.54160 | 8.3643 | 55.9289 | 343.6387 | 2.00308 | – |
| 2025 Nov 20 18:56 | 2025 Nov 16 11:49:30 | 69.0947 | 0.54160 | 8.3643 | 55.9289 | 343.6387 | 2.00308 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 12:10:57 | 69.0959 | 0.54107 | 8.3902 | 56.1169 | 343.6387 | 2.00308 | – |