Orbital elements of COSMOS 381
| Launched | 1 December 1970 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 4783 |
| 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 Feb 05 18:58 | 2026 Feb 02 12:34:37 | 74.0302 | 0.00314 | 15.6597 | 283.4531 | 76.3088 | 13.75033 | 6.743 |
| 2026 Feb 04 18:57 | 2026 Feb 02 12:34:37 | 74.0302 | 0.00314 | 15.6597 | 283.4531 | 76.3088 | 13.75033 | 6.743 |
| 2026 Feb 03 18:56 | 2026 Feb 02 12:34:37 | 74.0302 | 0.00314 | 15.6597 | 283.4531 | 76.3088 | 13.75033 | 6.743 |
| 2026 Feb 02 18:56 | 2026 Feb 02 12:34:37 | 74.0302 | 0.00314 | 15.6597 | 283.4531 | 76.3088 | 13.75033 | 6.743 |
| 2026 Feb 01 18:56 | 2026 Jan 27 01:10:35 | 74.0301 | 0.00314 | 16.3762 | 295.2710 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 31 18:56 | 2026 Jan 27 01:10:35 | 74.0301 | 0.00314 | 16.3762 | 295.2710 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 30 18:57 | 2026 Jan 27 01:10:35 | 74.0301 | 0.00314 | 16.3762 | 295.2710 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 29 18:56 | 2026 Jan 27 01:10:35 | 74.0301 | 0.00314 | 16.3762 | 295.2710 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 28 18:56 | 2026 Jan 27 01:10:35 | 74.0301 | 0.00314 | 16.3762 | 295.2710 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 27 18:56 | 2026 Jan 22 09:25:40 | 74.0310 | 0.00313 | 16.8913 | 303.7766 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 26 18:57 | 2026 Jan 22 09:25:40 | 74.0310 | 0.00313 | 16.8913 | 303.7766 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 25 18:57 | 2026 Jan 22 09:25:40 | 74.0310 | 0.00313 | 16.8913 | 303.7766 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 24 18:58 | 2026 Jan 22 09:25:40 | 74.0310 | 0.00313 | 16.8913 | 303.7766 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 22 18:56 | 2026 Jan 22 09:25:40 | 74.0310 | 0.00313 | 16.8913 | 303.7766 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 21 18:56 | 2026 Jan 16 15:29:16 | 74.0319 | 0.00312 | 17.5272 | 314.2825 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 20 19:06 | 2026 Jan 16 15:29:16 | 74.0319 | 0.00312 | 17.5272 | 314.2825 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 19 18:57 | 2026 Jan 16 15:29:16 | 74.0319 | 0.00312 | 17.5272 | 314.2825 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 18 18:57 | 2026 Jan 16 15:29:16 | 74.0319 | 0.00312 | 17.5272 | 314.2825 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 17 18:56 | 2026 Jan 16 15:29:16 | 74.0319 | 0.00312 | 17.5272 | 314.2825 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 16 18:57 | 2026 Jan 16 15:29:16 | 74.0319 | 0.00312 | 17.5272 | 314.2825 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 15 18:56 | 2026 Jan 11 09:46:13 | 74.0327 | 0.00311 | 18.1067 | 323.8607 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 13 18:56 | 2026 Jan 11 09:46:13 | 74.0327 | 0.00311 | 18.1067 | 323.8607 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 11 18:57 | 2026 Jan 11 09:46:13 | 74.0327 | 0.00311 | 18.1067 | 323.8607 | 76.3088 | 13.75033 | 6.743 |
| 2026 Jan 10 18:57 | 2026 Jan 06 04:03:10 | 74.0335 | 0.00310 | 18.6862 | 333.4675 | 76.3088 | 13.75033 | 6.743 |