Jack Koot
Netherlands (NED)
September 1967 (M50)
Personal Records
| 500m | 50,13 | 8 March 2020 | Amsterdam (NED) |
| 1000m | 1.45,26 | 7 December 2019 | Amsterdam (NED) |
| 1500m | 2.32,70 | 8 March 2020 | Amsterdam (NED) |
Season Bests
| 100m | 13,98 | 7 December 2019 | Amsterdam (NED) |
| 300m | 34,13 | 7 December 2019 | Amsterdam (NED) |
| 500m | 50,13 | 8 March 2020 | Amsterdam (NED) |
| 1000m | 1.45,26 | 7 December 2019 | Amsterdam (NED) |
| 1500m | 2.32,70 | 8 March 2020 | Amsterdam (NED) |
| 100m | 13,82 | 29 December 2018 | Amsterdam (NED) |
| 300m | 33,83 | 10 March 2019 | Amsterdam (NED) |
| 500m | 51,57 | 2 March 2019 | Amsterdam (NED) |
| 700m | 1.20,81 | 29 December 2018 | Amsterdam (NED) |
| 1000m | 1.47,85 | 10 March 2019 | Amsterdam (NED) |
| 1500m | 2.43,25 | 2 March 2019 | Amsterdam (NED) |
| 500m | 57,10 | 6 January 2018 | Amsterdam (NED) |
| 1500m | 2.59,38 | 6 January 2018 | Amsterdam (NED) |
| 500m | 55,83 | 30 January 2016 | Dronten (NED) |
Results
| Andantino Bokaal | Amsterdam (NED) | 8 March 2020 | ||||||||
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| Jun-Masters Diverse Afstanden - Andantino-11 | Amsterdam (NED) | 23 February 2020 | ||||||||
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| Kampioenschap van Amsterdam Allround - (Neo-)Senioren/Masters | Amsterdam (NED) | 19 January 2020 | ||||||||
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| CK IJNG | Amsterdam (NED) | 28 December 2019 | ||||||||
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| Afstandskampioenschap Amsterdam Junioren-Masters | Amsterdam (NED) | 21 December 2019 | ||||||||
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Native Language Names