Isolde de Koster
Netherlands (NED)
July 2008 (LB2)
Personal Records
| 500m | 46,12 | 7 March 2025 | Heerenveen (NED) |
| 1000m | 1.36,89 | 29 October 2024 | Inzell (GER) |
| 1500m | 2.25,88 | 7 March 2025 | Heerenveen (NED) |
| 3000m | 5.19,75 | 21 March 2025 | Den Haag (NED) |
Season Bests
| 100m | 12,63 | 24 November 2024 | Den Haag (NED) |
| 300m | 30,30 | 24 November 2024 | Den Haag (NED) |
| 500m | 46,12 | 7 March 2025 | Heerenveen (NED) |
| 1000m | 1.36,89 | 29 October 2024 | Inzell (GER) |
| 1500m | 2.25,88 | 7 March 2025 | Heerenveen (NED) |
| 3000m | 5.19,75 | 21 March 2025 | Den Haag (NED) |
| 100m | 13,19 | 10 December 2023 | Den Haag (NED) |
| 300m | 32,21 | 10 December 2023 | Den Haag (NED) |
| 500m | 48,82 | 8 March 2024 | Heerenveen (NED) |
| 1000m | 1.41,95 | 16 March 2024 | Den Haag (NED) |
| 1500m | 2.29,95 | 8 March 2024 | Heerenveen (NED) |
| 100m | 13,28 | 27 November 2022 | Den Haag (NED) |
| 300m | 33,54 | 27 November 2022 | Den Haag (NED) |
| 500m | 52,72 | 20 November 2022 | Den Haag (NED) |
| 1000m | 1.50,47 | 18 March 2023 | Den Haag (NED) |
| 1500m | 2.53,34 | 22 January 2023 | Den Haag (NED) |
| 100m | 13,69 | 19 March 2022 | Den Haag (NED) |
| 300m | 34,68 | 28 November 2021 | Den Haag (NED) |
| 500m | 55,69 | 19 October 2021 | Inzell (GER) |
| 300m | 36,96 | 22 March 2021 | Den Haag (NED) |
| 500m | 1.02,10 | 22 March 2021 | Den Haag (NED) |
| 100m | 13,68 | 18 January 2020 | Heerenveen (NED) |
| 300m | 36,68 | 18 January 2020 | Heerenveen (NED) |
| 500m | 1.00,52 | 18 January 2020 | Heerenveen (NED) |
| 100m | 15,54 | 24 December 2018 | Den Haag (NED) |
| 300m | 42,45 | 24 December 2018 | Den Haag (NED) |
| 500m | 1.11,22 | 23 October 2018 | Inzell (GER) |
| 100m | 16,31 | 17 March 2018 | Den Haag (NED) |
| 300m | 45,60 | 28 December 2017 | Den Haag (NED) |
| 500m | 1.16,77 | 17 October 2017 | Inzell (GER) |
Results
| Recordwedstrijd 3000 of 5000 | Den Haag (NED) | 21 March 2025 | ||||||||
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| Clubkampioenschappen STV Lekstreek 2025 | Den Haag (NED) | 15 March 2025 | ||||||||
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| Lekstreek en Stokvisdennen in Thialf | Heerenveen (NED) | 7 March 2025 | ||||||||
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| ZHK Jun-B/Jun-A | Den Haag (NED) | 16 February 2025 | ||||||||
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| Finale Baancompetitie Junioren | Den Haag (NED) | 9 February 2025 | ||||||||
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Native Language Names