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Athlete Data of Thirza Sierdsma

Nationality:

Netherlands

Spellings:

Thiza Sierdsma

Gender:

Women

Current state:

Active (Senior)

Last competition:

18.12.2021

Personal Bests:

Distance	Personal Best	Current Season	Previous Season
100 meter	11.98 02.02.2015 Heerenveen (NED)	n/a	n/a
200 meter	24.74 26.11.2011 Berlin (GER)	n/a	n/a
300 meter	27.76 07.03.2016 Heerenveen (NED)	n/a	n/a
500 meter	42.40 18.12.2021 Heerenveen (NED)	n/a	n/a
700 meter	1:04.38 20.01.2014 Heerenveen (NED)	n/a	n/a
1000 meter	1:24.86 22.12.2019 Leeuwarden (NED)	n/a	n/a
1500 meter	2:09.86 20.01.2020 Heerenveen (NED)	n/a	n/a
3000 meter	4:38.45 18.11.2019 Heerenveen (NED)	n/a	n/a
Last Update: 22.12.2024

Podiums:

Event	1st Rank	2st Rank	3st Rank	Total	Top-10	Starts
National Championships Juniors	-	-	-	-	-	3
Viking Race	-	-	-	-	3	6
Other International	2	2	1	5	21	40
Other National	17	20	24	61	121	169
Last Update: 22.12.2024 (World Cup Podiums, Total and Top-10 are for Division-A, only)

Event	1st Rank	2st Rank	3st Rank	Total	Top-10	Starts
Heerenveen (NED)	16	18	23	57	128	168
Leeuwarden (NED)	1	2	1	4	4	9
Enschede (NED)	2	-	-	2	2	8
Hoorn (NED)	-	1	-	1	2	5
Berlin (GER)	-	-	1	1	1	1
Berlin (GER)	-	1	-	1	2	3
Inzell (GER)	-	-	-	-	-	6
Utrecht (NED)	-	-	-	-	-	4
Groningen (NED)	-	-	-	-	3	3
Alkmaar (NED)	-	-	-	-	-	3
Deventer (NED)	-	-	-	-	2	5
Den Haag (NED)	-	-	-	-	-	1
Grefrath (GER)	-	-	-	-	1	1
Tilburg (NED)	-	-	-	-	-	1
Last Update: 22.12.2024 (World Cup Podiums, Total and Top-10 are for Division-A, only)

Competition Ranking:

Select Season:

Competitons sorted by active Seasons:

Season: 2021 - 2022

Pos	Distance	Time / Points	Competition	Location	Date
1 1 / 2	mini2 (Junioren C en ouder) 500m / 1500m	86.282	Clubwedstrijd Pupillen T/m Masters	Heerenveen (NED)	18.12.2021
DNF	Mass Start (Beloften)	-	Trachitol Trophy Final	Alkmaar (NED)	05.12.2021
DNF	Mass Start (Beloften)	-	Trachitol Trophy	Den Haag (NED)	03.12.2021
WDR	Mass Start	-	Mass Start Competition #4	Deventer (NED)	17.10.2021
DNF	300 meter	-	Gewestelijke Wedstrijd Pupillen / A Junioren En Ouder	Heerenveen (NED)	11.10.2021
23	500 meter	43.88	Thialf Summer Cup	Heerenveen (NED)	04.09.2021
19	1000 meter	1:26.63	Thialf Summer Cup	Heerenveen (NED)	04.09.2021
26	500 meter	44.14	Plaatsingswedstrijd 2 Holland Cup/IJsselcup	Heerenveen (NED)	28.08.2021
21	1500 meter	2:13.94	Plaatsingswedstrijd 2 Holland Cup/IJsselcup	Heerenveen (NED)	28.08.2021
9	Mass Start (Semifinal 1)	9:12.83	Mass Start Competitie 1	Heerenveen (NED)	22.08.2021
Last Update: 22.12.2024

Select Category:

Competitions sorted by Relevance and Importance:

National Championships Juniors

Pos	Distance	Time / Points	Competition	Location	Date
16	Mass Start (Junior A)	5:33.44	Dutch Junior Allround/Single Distances Championships 2020	Enschede (NED)	02.02.2020
17	3000 meter (Juniors A)	4:51.07	Dutch Junior Championships 2020 Sprint+ Long Distance	Alkmaar (NED)	14.12.2019
n/a 28 / NC	mini2 (Juniors C) 500m / 1500m		Dutch Junior Allround Championships 2016	Alkmaar (NED)	13.02.2016
Last Update: 22.12.2024