Orbital elements of COSMOS 623
| Launched | 18 December 1973 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 6991 |
| 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 May 09 17:57 | 2025 May 09 07:24:48 | 74.0283 | 0.00631 | 12.0295 | 333.9997 | 98.3607 | 12.56950 | – |
| 2025 May 08 17:56 | 2025 May 03 14:05:35 | 74.0294 | 0.00630 | 12.5430 | 342.6883 | 98.3607 | 12.56950 | – |
| 2025 May 07 17:56 | 2025 May 03 14:05:35 | 74.0294 | 0.00630 | 12.5430 | 342.6883 | 98.3607 | 12.56950 | – |
| 2025 May 06 17:57 | 2025 May 03 14:05:35 | 74.0294 | 0.00630 | 12.5430 | 342.6883 | 98.3607 | 12.56950 | – |
| 2025 May 05 17:56 | 2025 May 03 14:05:35 | 74.0294 | 0.00630 | 12.5430 | 342.6883 | 98.3607 | 12.56950 | – |
| 2025 May 04 17:57 | 2025 May 03 14:05:35 | 74.0294 | 0.00630 | 12.5430 | 342.6883 | 98.3607 | 12.56950 | – |
| 2025 May 03 17:57 | 2025 May 03 14:05:35 | 74.0294 | 0.00630 | 12.5430 | 342.6883 | 98.3607 | 12.56950 | – |
| 2025 May 01 17:56 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 10:29:38 | 74.0302 | 0.00628 | 13.5435 | 359.6905 | 98.3607 | 12.56950 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 18:15:59 | 74.0301 | 0.00627 | 14.1427 | 9.8595 | 98.3607 | 12.56950 | – |
| 2025 Apr 20 17:56 | 2025 Apr 15 18:15:59 | 74.0301 | 0.00627 | 14.1427 | 9.8595 | 98.3607 | 12.56950 | – |
| 2025 Apr 19 17:56 | 2025 Apr 15 18:15:59 | 74.0301 | 0.00627 | 14.1427 | 9.8595 | 98.3607 | 12.56950 | – |
| 2025 Apr 18 17:57 | 2025 Apr 15 18:15:59 | 74.0301 | 0.00627 | 14.1427 | 9.8595 | 98.3607 | 12.56950 | – |
| 2025 Apr 17 17:56 | 2025 Apr 15 18:15:59 | 74.0301 | 0.00627 | 14.1427 | 9.8595 | 98.3607 | 12.56950 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 18:15:59 | 74.0301 | 0.00627 | 14.1427 | 9.8595 | 98.3607 | 12.56950 | – |
| 2025 Apr 15 17:56 | 2025 Apr 11 08:54:27 | 74.0297 | 0.00626 | 14.5366 | 16.5927 | 98.3607 | 12.56950 | – |
| 2025 Apr 14 17:56 | 2025 Apr 11 08:54:27 | 74.0297 | 0.00626 | 14.5366 | 16.5927 | 98.3607 | 12.56950 | – |