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OPTIMAL-1
Launch Details
| Launched | 19 November 1998 |
| Flight ended | 21 August 2023 |
| Status | Decayed |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Japan |
| NORAD ID | 55183 |
| COSPAR ID | 1998-067VA |
| Observing |
Current orbital elements
| Inclination | 51.635° |
| Eccentricity | 0.00106 |
| RA ascending node | 22.070 hr |
| Argument perigee | 323.494° |
| Mean anomaly | 36.536° |
| Orbital period | 88.138 min |
| Epoch of osculation | 21 Aug 2023, 09:23 |
Derived Quantities