Dennis Koster
Netherlands (NED)
August 2006 (MA2)
Personal Records
| 500m | 44,12 | 18 February 2024 | Heerenveen (NED) |
| 1000m | 1.33,85 | 13 March 2023 | Heerenveen (NED) |
| 1500m | 2.16,67 | 18 February 2024 | Heerenveen (NED) |
Season Bests
| 500m | 46,43 | 6 December 2025 | Utrecht (NED) |
| 1000m | 1.35,56 | 6 December 2025 | Utrecht (NED) |
| 500m | 44,12 | 18 February 2024 | Heerenveen (NED) |
| 1500m | 2.16,67 | 18 February 2024 | Heerenveen (NED) |
| 500m | 46,14 | 13 March 2023 | Heerenveen (NED) |
| 1000m | 1.33,85 | 13 March 2023 | Heerenveen (NED) |
| 1500m | 2.26,84 | 26 February 2023 | Heerenveen (NED) |
| 500m | 49,37 | 19 March 2022 | Heerenveen (NED) |
| 700m | 1.12,92 | 27 November 2021 | Utrecht (NED) |
| 1000m | 1.42,07 | 19 March 2022 | Heerenveen (NED) |
| 1500m | 2.41,72 | 19 February 2022 | Utrecht (NED) |
| 100m | 14,02 | 15 February 2020 | Heerenveen (NED) |
| 300m | 34,94 | 9 March 2020 | Heerenveen (NED) |
| 500m | 55,35 | 9 March 2020 | Heerenveen (NED) |
| 700m | 1.19,90 | 26 January 2020 | Utrecht (NED) |
Results
| CK HSSV / SIV Zeist | Utrecht (NED) | 6 December 2025 | ||||||||
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| Recordwedstrijd Thialf | Heerenveen (NED) | 18 February 2024 | ||||||||
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| Recordwedstrijd Thialf | Heerenveen (NED) | 11 February 2024 | ||||||||
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| Interclub Utrecht (in Heerenveen) | Heerenveen (NED) | 25 November 2023 | ||||||||
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| CK SIVZ/Houten | Utrecht (NED) | 18 November 2023 | ||||||||
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Native Language Names