![Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile](https://i1.rgstatic.net/ii/profile.image/279751844483083-1443709445557_Q512/Ondrej-Ledvinka.jpg)
Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile
![Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile](https://www.researchgate.net/profile/Ondrej-Ledvinka/publication/358725390/figure/fig4/AS:1128770236882947@1646131204521/Analyzed-situation-on-9-th-April-2021-where-the-selected-classes-from-Tab-1-are-depicted_Q320.jpg)
Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile
![Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile Ondrej LEDVINKA | Researcher | Ph.D. (Applied mathematics), MSc. (Physical geography) | Czech Hydrometeorological Institute, Prague | ČHMÚ | Hydrology Database and Water Budget Department | Research profile](https://www.researchgate.net/profile/Ondrej-Ledvinka/publication/358725390/figure/fig2/AS:1128770236891136@1646131204470/shows-the-total-number-of-zero-isochion-altitude-values-that-have-been-derived-from-MODIS_Q320.jpg)