Orbital elements of COSMOS 1391
| Launched | 20 July 1982 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 13378 |
| 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 Apr 14 17:57 | 2026 Apr 13 02:02:23 | 74.0180 | 0.00209 | 23.2411 | 188.1385 | 324.7307 | 12.51433 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 02:02:23 | 74.0180 | 0.00209 | 23.2411 | 188.1385 | 324.7307 | 12.51433 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 10:52:33 | 74.0187 | 0.00210 | 23.6529 | 195.1872 | 324.7307 | 12.51433 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 10:52:33 | 74.0187 | 0.00210 | 23.6529 | 195.1872 | 324.7307 | 12.51433 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 10:52:33 | 74.0187 | 0.00210 | 23.6529 | 195.1872 | 324.7307 | 12.51433 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 10:52:33 | 74.0187 | 0.00210 | 23.6529 | 195.1872 | 324.7307 | 12.51433 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 10:52:33 | 74.0187 | 0.00210 | 23.6529 | 195.1872 | 324.7307 | 12.51433 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:08:25 | 74.0191 | 0.00211 | 0.2075 | 204.5242 | 324.7307 | 12.51433 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:08:25 | 74.0191 | 0.00211 | 0.2075 | 204.5242 | 324.7307 | 12.51433 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:08:25 | 74.0191 | 0.00211 | 0.2075 | 204.5242 | 324.7307 | 12.51433 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:08:25 | 74.0191 | 0.00211 | 0.2075 | 204.5242 | 324.7307 | 12.51433 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 05:08:25 | 74.0191 | 0.00211 | 0.2075 | 204.5242 | 324.7307 | 12.51433 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:08:25 | 74.0191 | 0.00211 | 0.2075 | 204.5242 | 324.7307 | 12.51433 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 11:48:36 | 74.0188 | 0.00212 | 0.8050 | 214.5436 | 324.7307 | 12.51433 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 11:48:36 | 74.0188 | 0.00212 | 0.8050 | 214.5436 | 324.7307 | 12.51433 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 11:48:36 | 74.0188 | 0.00212 | 0.8050 | 214.5436 | 324.7307 | 12.51433 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 11:48:36 | 74.0188 | 0.00212 | 0.8050 | 214.5436 | 324.7307 | 12.51433 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 11:48:36 | 74.0188 | 0.00212 | 0.8050 | 214.5436 | 324.7307 | 12.51433 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 11:48:36 | 74.0188 | 0.00212 | 0.8050 | 214.5436 | 324.7307 | 12.51433 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 06:20:18 | 74.0181 | 0.00213 | 1.3587 | 223.8195 | 324.7307 | 12.51433 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 06:20:18 | 74.0181 | 0.00213 | 1.3587 | 223.8195 | 324.7307 | 12.51433 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 06:20:18 | 74.0181 | 0.00213 | 1.3587 | 223.8195 | 324.7307 | 12.51433 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 06:20:18 | 74.0181 | 0.00213 | 1.3587 | 223.8195 | 324.7307 | 12.51433 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 06:20:18 | 74.0181 | 0.00213 | 1.3587 | 223.8195 | 324.7307 | 12.51433 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 06:20:18 | 74.0181 | 0.00213 | 1.3587 | 223.8195 | 324.7307 | 12.51433 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 07:10:21 | 74.0173 | 0.00214 | 1.8001 | 231.1552 | 324.7307 | 12.51433 | – |