Harm Boonstra
Netherlands (NED)
December 1999 (MSA)
Personal Records
| 500m | 45,49 | 20 January 2019 | Leeuwarden (NED) |
| 1000m | 1.35,55 | 8 January 2017 | Leeuwarden (NED) |
| 1500m | 2.24,73 | 20 January 2019 | Leeuwarden (NED) |
Season Bests
| 500m | 46,37 | 1 December 2019 | Leeuwarden (NED) |
| 1500m | 2.29,87 | 1 December 2019 | Leeuwarden (NED) |
| 500m | 45,49 | 20 January 2019 | Leeuwarden (NED) |
| 1000m | 1.36,30 | 28 October 2018 | Leeuwarden (NED) |
| 1500m | 2.24,73 | 20 January 2019 | Leeuwarden (NED) |
| 500m | 46,61 | 28 January 2018 | Leeuwarden (NED) |
| 1000m | 1.36,13 | 26 November 2017 | Leeuwarden (NED) |
| 1500m | 2.29,26 | 28 January 2018 | Leeuwarden (NED) |
| 500m | 47,20 | 29 January 2017 | Leeuwarden (NED) |
| 1000m | 1.35,55 | 8 January 2017 | Leeuwarden (NED) |
| 1500m | 2.34,44 | 30 October 2016 | Leeuwarden (NED) |
| 500m | 50,16 | 16 January 2016 | Leeuwarden (NED) |
| 1000m | 1.42,96 | 19 December 2015 | Leeuwarden (NED) |
| 500m | 54,09 | 11 January 2015 | Heerenveen (NED) |
| 1000m | 2.10,65 | 11 January 2015 | Heerenveen (NED) |
Results
| Clubkampioenschap H.C. IJsleeuwen | Leeuwarden (NED) | 1 December 2019 | ||||||||
|
||||||||||
| Elfstedenhal Wedstrijd Alle Cat. | Leeuwarden (NED) | 20 January 2019 | ||||||||
|
||||||||||
| Clubkampioenschap H.C. IJsleeuwen | Leeuwarden (NED) | 8 December 2018 | ||||||||
|
||||||||||
| Elfstedenhal Wedstrijd Alle Cat. | Leeuwarden (NED) | 28 October 2018 | ||||||||
|
||||||||||
| Baanwedstrijd Elfstedenhal | Leeuwarden (NED) | 11 March 2018 | ||||||||
|
||||||||||
Native Language Names