Duco Jansen
Netherlands (NED)
March 2005 (MA2)
Personal Records
| 500m | 39,53 | 8 December 2023 | Heerenveen (NED) |
| 1000m | 1.23,21 | 22 October 2022 | Heerenveen (NED) |
| 1500m | 2.06,43 | 8 December 2023 | Heerenveen (NED) |
| 3000m | 4.44,11 | 28 January 2023 | Heerenveen (NED) |
Season Bests
| 100m | 11,04 | 19 November 2023 | Haarlem (NED) |
| 300m | 26,16 | 19 November 2023 | Haarlem (NED) |
| 500m | 39,53 | 8 December 2023 | Heerenveen (NED) |
| 1000m | 1.24,52 | 22 October 2023 | Haarlem (NED) |
| 1500m | 2.06,43 | 8 December 2023 | Heerenveen (NED) |
| 100m | 11,15 | 6 March 2023 | Heerenveen (NED) |
| 300m | 26,09 | 6 March 2023 | Heerenveen (NED) |
| 500m | 40,15 | 6 March 2023 | Heerenveen (NED) |
| 1000m | 1.23,21 | 22 October 2022 | Heerenveen (NED) |
| 1500m | 2.07,57 | 3 December 2022 | Heerenveen (NED) |
| 3000m | 4.44,11 | 28 January 2023 | Heerenveen (NED) |
| 300m | 26,67 | 14 November 2021 | Haarlem (NED) |
| 500m | 40,85 | 26 February 2022 | Heerenveen (NED) |
| 700m | 58,11 | 14 November 2021 | Haarlem (NED) |
| 1000m | 1.26,07 | 30 January 2022 | Haarlem (NED) |
| 1500m | 2.10,55 | 20 February 2022 | Haarlem (NED) |
| 3000m | 4.52,32 | 20 February 2022 | Haarlem (NED) |
| 100m | 11,64 | 23 November 2019 | Heerenveen (NED) |
| 300m | 27,73 | 17 November 2019 | Haarlem (NED) |
| 500m | 42,78 | 15 February 2020 | Heerenveen (NED) |
| 700m | 1.03,05 | 17 November 2019 | Haarlem (NED) |
| 1000m | 1.27,66 | 8 March 2020 | Utrecht (NED) |
| 1500m | 2.19,71 | 24 November 2019 | Hoorn (NED) |
| 100m | 12,09 | 19 January 2019 | Heerenveen (NED) |
| 300m | 28,75 | 17 February 2019 | Haarlem (NED) |
| 500m | 44,75 | 19 January 2019 | Heerenveen (NED) |
| 1000m | 1.31,94 | 22 December 2018 | Heerenveen (NED) |
| 1500m | 2.23,50 | 3 March 2019 | Hoorn (NED) |
| 100m | 12,61 | 4 February 2018 | Haarlem (NED) |
| 300m | 29,58 | 18 March 2018 | Haarlem (NED) |
| 500m | 48,52 | 11 March 2018 | Haarlem (NED) |
| 700m | 1.09,94 | 11 March 2018 | Haarlem (NED) |
| 1000m | 1.42,15 | 24 February 2018 | Heerenveen (NED) |
| 1500m | 2.37,96 | 18 March 2018 | Haarlem (NED) |
| 100m | 12,64 | 18 February 2017 | Heerenveen (NED) |
| 300m | 31,32 | 12 February 2017 | Haarlem (NED) |
| 500m | 50,46 | 18 February 2017 | Heerenveen (NED) |
| 700m | 1.14,25 | 10 March 2017 | Haarlem (NED) |
| 500m | 52,50 | 28 February 2016 | Haarlem (NED) |
| 500m | 58,09 | 6 February 2015 | Haarlem (NED) |
| 500m | 1.06,20 | 20 March 2014 | Haarlem (NED) |
| 500m | 1.13,40 | 8 February 2013 | Haarlem (NED) |
Results
| Haarlem Trofee | Haarlem (NED) | 9 December 2023 | ||||||||||||||||
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| District Sassenheim in Thialf | Heerenveen (NED) | 8 December 2023 | ||||||||||||||||
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| IJsbeercup 6 en Kennemercup 6: Supersprint | Haarlem (NED) | 19 November 2023 | ||||||||||||||||
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| STG Ter Aar Trofee | Haarlem (NED) | 4 November 2023 | ||||||||||||||||
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| Kennemercup 3 | Haarlem (NED) | 22 October 2023 | ||||||||||||||||
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Native Language Names