Attempts
A chronological overview of all attempts at the Krkonoše Challenge.
| # | Date | Name | Time | Distance | Climbing | Description | GPS track | Status |
|---|---|---|---|---|---|---|---|---|
| 1 | 28. 6. 2020 | Jan Třasák | 23:26:18 | 139 km | 5586 m | first successful attempt, unsupported | Strava Garmin | OK |
| 2 | 28. 6. 2020 | Istvan Szonda | 23:26:18 | 139 km | 5586 m | first successful attempt, unsupported | Strava Garmin | OK |
| 3 | 20. 7. 2021 | Jan Třasák | 23:10:39 | 128 km | 5319 m | double finisher, unsupported | Strava Garmin | OK |
| 4 | 20. 7. 2021 | Istvan Szonda | 23:10:39 | 128 km | 5319 m | double finisher, unsupported | Strava Garmin | OK |
| 5 | 31. 7. 2022 | Istvan Szonda | 20:38:08 | 132 km | 5445 m | triple finisher, unsupported | Strava | OK |
| 6 | 1. 10. 2022 | Michal Turek | 23:00:35 | 124 km | – | shortest route | Sports Tracker | OK |
| 7 | 1. 10. 2022 | Jana Bulíčková | 23:00:35 | 124 km | – | first female finisher, unsupported | Sports Tracker | OK |
| 8 | 11. 8. 2023 | Zbyněk Chládek | – | – | – | first unsuccessful attempt, DNF after 51 km | DNF | |
| 9 | 11. 8. 2023 | Rudolf Procházka | – | – | – | first unsuccessful attempt, DNF after 51 km | DNF | |
| 10 | 16. 11. 2024 | Michal Turek | 23:45:55 | 128 km | 5620 m | double finisher | Strava | OK |
| 11 | 15. 5. 2026 | Zbyněk Chládek | – | – | – | unsuccessful attempt (DNF) | DNF | |
| 12 | 15. 5. 2026 | Tomáš Zvěřina | – | – | – | unsuccessful attempt (DNF) | DNF | |
| 13 | 15. 5. 2026 | Michal Černý | – | – | – | unsuccessful attempt (DNF) | DNF |