Orbital elements of COSMOS 304
| Launched | 20 October 1969 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 4138 |
| 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 Mar 15 18:56 | 2026 Mar 15 15:01:31 | 74.0388 | 0.00117 | 3.0737 | 72.2348 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 14 18:56 | 2026 Mar 10 08:52:24 | 74.0380 | 0.00116 | 3.7280 | 84.4650 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 13 18:57 | 2026 Mar 10 08:52:24 | 74.0380 | 0.00116 | 3.7280 | 84.4650 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 12 18:57 | 2026 Mar 10 08:52:24 | 74.0380 | 0.00116 | 3.7280 | 84.4650 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 11 18:56 | 2026 Mar 10 08:52:24 | 74.0380 | 0.00116 | 3.7280 | 84.4650 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 10 18:56 | 2026 Mar 10 08:52:24 | 74.0380 | 0.00116 | 3.7280 | 84.4650 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 09 18:56 | 2026 Mar 04 10:07:19 | 74.0373 | 0.00116 | 4.4683 | 98.4472 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 08 18:57 | 2026 Mar 04 10:07:19 | 74.0373 | 0.00116 | 4.4683 | 98.4472 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 07 18:57 | 2026 Mar 04 10:07:19 | 74.0373 | 0.00116 | 4.4683 | 98.4472 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 06 18:56 | 2026 Mar 04 10:07:19 | 74.0373 | 0.00116 | 4.4683 | 98.4472 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 05 18:56 | 2026 Mar 04 10:07:19 | 74.0373 | 0.00116 | 4.4683 | 98.4472 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 04 18:57 | 2026 Mar 04 10:07:19 | 74.0373 | 0.00116 | 4.4683 | 98.4472 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 03 18:56 | 2026 Feb 26 13:01:50 | 74.0369 | 0.00117 | 5.2000 | 112.0612 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 02 18:57 | 2026 Feb 26 13:01:50 | 74.0369 | 0.00117 | 5.2000 | 112.0612 | 288.0083 | 14.46461 | 6.243 |
| 2026 Mar 01 18:57 | 2026 Feb 26 13:01:50 | 74.0369 | 0.00117 | 5.2000 | 112.0612 | 288.0083 | 14.46461 | 6.243 |
| 2026 Feb 28 18:56 | 2026 Feb 26 13:01:50 | 74.0369 | 0.00117 | 5.2000 | 112.0612 | 288.0083 | 14.46461 | 6.243 |
| 2026 Feb 27 19:05 | 2026 Feb 26 13:01:50 | 74.0369 | 0.00117 | 5.2000 | 112.0612 | 288.0083 | 14.46461 | 6.243 |
| 2026 Feb 26 20:45 | 2026 Feb 26 13:01:50 | 74.0369 | 0.00117 | 5.2000 | 112.0612 | 288.0083 | 14.46461 | 6.243 |