KNSB FIDE
MZ

Marten Zwaagstra

Rated since January 2023

1863 Classic
1860 Rapid
1860 Blitz

Team Competition

Current teams
Hardenberg 1
C · 2025-2026 · 5 games
Hardenberg 1
1A · 2025-2026 · 7 games
Hardenberg 2
Klasse 5B · 2025-2026 · 7 games
Past teams
Hardenberg 1
C · 2024-2025
3 games
Hardenberg 1
1A · 2024-2025
9 games
Hardenberg 2
Klasse 4B · 2024-2025
8 games
Hardenberg 1
C · 2023-2024
2 games
Hardenberg 1
Klasse 3A · 2023-2024
1 game
Hardenberg 1
1A · 2023-2024
9 games
Hardenberg 2
Klasse 4B · 2023-2024
7 games
Hardenberg 1
1A · 2022-2023
7 games
Hardenberg 1
C · 2022-2023
6 games
Hardenberg 1
Klasse 3A · 2022-2023
1 game
Hardenberg 2
Klasse 4A · 2022-2023
5 games
Hardenberg 1
B · 2021-2022
4 games
Hardenberg 2
Klasse 4A · 2021-2022
3 games
S.V. Hardenberg 1
1A · 2021-2022
5 games
5 games
7 games

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
KLUIJFHOUT, A.A. (ANTHON) 1895
12776 SOS competitie 2025/2026 Lijst 1 apr · Friday 13 March 2026
FORMANOIJ, P. (PAUL) 1881
13248 KNSB competitie 2025-2026 Klasse 5 ronde 7 · Saturday 7 March 2026
GOEDE DE, H.P. (HANS) 1802
12594 KNSB competitie 2025-2026 Klasse 5 ronde 4 · Saturday 13 December 2025
WERFF VAN DER, R. (RIENK) 1800
12363 SBO Viertallencompetitie 2025/2026 Ronde 1 (deels A), Ronde 2 (B-G) · Monday 1 December 2025
INGEN SCHENAU VAN, D. (DIK) 1746
13437 SBO Viertallencompetitie 2025/2026 Lijst April · Friday 27 March 2026
Worst losses
HOLTROP, B.S. (BERNARD) 1796
12471 SOS competitie 2025/2026 Lijst 1 jan · Tuesday 25 November 2025
VELDHUIS, H. (RIK) 1837
12775 SOS competitie 2025/2026 Lijst 1 mrt · Tuesday 10 February 2026
POSTMUS, G. (GEERT) 1842
12052 SOS competitie 2025/2026 Lijst 1 Dec · Friday 7 November 2025
RADEMAKER, M. (MATTHIJS) 1927
12774 SOS competitie 2025/2026 Lijst 1 feb · Friday 16 January 2026
HOEKSTRA, M.S.H. (MAX) 1949
12051 SOS competitie 2025/2026 Lijst 1 Nov · Thursday 9 October 2025
No FIDE-rated tournaments found.
SBO Viertallencompetitie 2025/2026 Lijst Mei Wednesday 1 October 2025 +1–0=0 +6.3
SBO Viertallencompetitie 2025/2026 Lijst April Wednesday 1 October 2025 +1–0=0 +9.8
SBO Viertallencompetitie 2025/2026 Lijst Maart Wednesday 1 October 2025 +1–0=0 +3.7
SBO Viertallencompetitie 2025/2026 Ronde 1 (deels A), Ronde 2 (B-G) Wednesday 1 October 2025 +1–0=0 +10.9
SBO Viertallencompetitie 2025/2026 Ronde 1 (B-G) Wednesday 1 October 2025 +1–0=0 +8.2
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–0=1 -3.9
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +1–0=0 +14.4
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -8.0
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +1–0=0 +11.0
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–0=1
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +1–0=0 +7.2
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +0–0=1 -2.2
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +0–0=1 -3.0
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +1–0=0 +14.9
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +0–1=0 -12.7
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -10.4
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–1=0 -14.1
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +0–1=0 -12.5
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +0–1=0 -9.2
KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … Saturday 21 September 2024 +0–1=0 -8.2
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +0–1=0 -8.3

Rating History

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Peak Ratings

Classic 1889 Nov. 1, 2024
Rapid 1860 April 1, 2026
Blitz 1860 April 1, 2026

Games

Wins 9
Losses 8
Draws 4
Win Rate 43%

Performance by Color

Color Wins Draws Losses Win Rate
White 4 0 6 40%
Black 5 4 2 45%

Recent Matches

Albinus, R. (Rob) (1669) Friday 24 April 2026 WIN +6.3
Pruijssers, H. (Henk) (1772) Thursday 23 April 2026 DRAW -3.0
Weustink, N. (Nick) (1710) Saturday 28 March 2026 DRAW -3.9
Ingen Schenau van, D. (Dik) (1746) Friday 27 March 2026 WIN +9.8
Kluijfhout, A.A. (Anthon) (1895) Friday 13 March 2026 WIN +14.9
Formanoij, P. (Paul) (1881) Saturday 7 March 2026 WIN +14.4
Balk, E.J. (Ed) (1542) Friday 20 February 2026 WIN +3.7
Veldhuis, H. (Rik) (1837) Tuesday 10 February 2026 LOSS -12.7
Hampsink, R.J.M. (Rudie) (1975) Saturday 7 February 2026 LOSS -8.0
Rademaker, M. (Matthijs) (1927) Friday 16 January 2026 LOSS -10.4
Goede de, H.P. (Hans) (1802) Saturday 13 December 2025 WIN +11.0
Werff van der, R. (Rienk) (1800) Monday 1 December 2025 WIN +10.9
Holtrop, B.S. (Bernard) (1796) Tuesday 25 November 2025 LOSS -14.1
Pen, F. (Frits) (1842) Saturday 22 November 2025 DRAW
Postmus, G. (Geert) (1842) Friday 7 November 2025 LOSS -12.5
Bakker, E.B. (Erik) (1683) Saturday 1 November 2025 WIN +7.2
Hulskers, A. (Albert) (1726) Friday 31 October 2025 WIN +8.2
Hoekstra, M.S.H. (Max) (1949) Thursday 9 October 2025 LOSS -9.2
Klooster ten, H. (Harry) (1790) Saturday 4 October 2025 DRAW -2.2
Dam van, N. (Nathan) (1993) Tuesday 13 May 2025 LOSS -8.3