KNSB FIDE
MZ

Maarten Zwartjes

Rated since January 2023

1592 Classic
1602 Rapid
1602 Blitz

RIVALRY

Nemesis
Hagen, T.J. (Tejo)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
BLEES, G. (GERARD) 1712
11120 SGA Competitie 2024-2025 3e Klasse A ronde 6 en 7 · Friday 4 April 2025
THAKKAR, V. (VIAAN) 1632
8283 Tata Steel Chess Tournament 2025 Weekendvierkampen · Sunday 19 January 2025
KNOESTER, N.P.C. (KLAAS) 1622
12193 SGA Competitie 2025-2026 3e Klasse A ronde 1 · Thursday 9 October 2025
VERHOOG, W. (WILLEM) 1597
10471 Tata Steel Chess Tournament 2026 Weekendvierkampem · Saturday 17 January 2026
ZIJL VAN, T. (THOMAS) 1595
11039 12e Best of the West Groep B, ronde 5 · Saturday 29 March 2025
Worst losses
WILLEMSEN, W.F. (WIM) 1278
6612 SGA Competitie 2022-2023 3e Klasse B ronde 4 · Wednesday 15 February 2023
SCHALEKAMP, R. (ROB) 1461
6750 SGA Competitie 2022-2023 3e Klasse B ronde 5 · Thursday 9 March 2023
ROY, D. (DEEPAYAN) 1487
8906 SGA Competitie 2023-2024 3e Klasse A ronde 6 en 7 · Tuesday 2 April 2024
ZHANG, X. (XIHENG) 1488
8276 Tata Steel Chess Tournament 2024 Weekendvierkampen · Saturday 13 January 2024
KERKHOFF, F.C. (FRANS) 1525
8464 SGA Competitie 2023-2024 3e Klasse A ronde 4 · Monday 29 January 2024
Tata Steel Chess Tournament 2026 Weekendvierkampem Friday 16 January 2026 +1–1=1 +14.6
Tata Steel Chess Tournament 2025 Weekendvierkampen Friday 17 January 2025 +2–1=0 +0.4
Amsterdam Chess Open Groep D Friday 1 November 2024 +2–2=2 -5.5
Tata Steel Chess Tournament 2024 Weekendvierkampen Friday 12 January 2024 +1–2=0 +11.9
Tata Steel Chess Tournament 2023 Dagvierkampen Friday 13 January 2023 +3–0=0 +58.5
SGA Competitie 2025-2026 3e Klasse A ronde 6 Wednesday 1 October 2025 +0–1=0 -10.0
SGA Competitie 2025-2026 3e Klasse A ronde 4 Wednesday 1 October 2025 +0–1=0 -11.9
SGA Competitie 2025-2026 3e Klasse A ronde 3 Wednesday 1 October 2025 +0–0=1 +3.6
SGA Competitie 2025-2026 3e Klasse A ronde 2 Wednesday 1 October 2025 +0–1=0 -13.2
SGA Competitie 2025-2026 3e Klasse A ronde 1 Wednesday 1 October 2025 +1–0=0 +13.4
SGA Competitie 2024-2025 3e Klasse A ronde 7 Monday 30 September 2024 +1–0=0 +10.2
SGA Competitie 2024-2025 3e Klasse A ronde 6 en 7 Monday 30 September 2024 +1–0=0 +17.6
SGA Competitie 2024-2025 3e Klasse A ronde 4 en 5 Monday 30 September 2024 +0–1=0 -14.2
SGA Competitie 2024-2025 3e Klasse A ronde 4 Monday 30 September 2024 +0–1=0 -11.1
SGA Competitie 2024-2025 3e Klasse A ronde 3 Monday 30 September 2024 +0–1=0
SGA Competitie 2024-2025 3e Klasse A ronde 2 Monday 30 September 2024 +0–0=1 +5.2
SGA Competitie 2024-2025 3e Klasse A ronde 1 Monday 30 September 2024 +0–0=1 +4.9
12e Best of the West Groep B, rondes 6 en 7 Saturday 28 September 2024 +0–2=0 -22.2
12e Best of the West Groep B, ronde 5 Saturday 28 September 2024 +1–0=0 +13.2
12e Best of the West Groep B, ronde 4 Saturday 28 September 2024 +0–0=1 -0.4
12e Best of the West Groep B, ronde 3 Saturday 28 September 2024 +1–0=0 +6.5
12e Best of the West Groep B, rondes 1 en 2 Saturday 28 September 2024 +0–1=0 -9.1
SGA Competitie 2023-2024 3e Klasse A ronde 6 en 7 Sunday 1 October 2023 +1–1=0 -19.0
SGA Competitie 2023-2024 3e Klasse A ronde 5 Sunday 1 October 2023 +1–0=0 +15.1
SGA Competitie 2023-2024 3e Klasse A ronde 4 Sunday 1 October 2023 +0–1=0 -7.0
SGA Competitie 2023-2024 3e Klasse A ronde 2 Sunday 1 October 2023 +0–1=0 -4.6
SGA Competitie 2023-2024 3e Klasse A ronde 1 Sunday 1 October 2023 +0–1=0 -7.2
11e Best of the West Groep B, ronde 6 Saturday 23 September 2023 +1–0=0 +13.3
11e Best of the West Groep B, ronde 5 Saturday 23 September 2023 +0–0=1 -2.0
11e Best of the West Groep B, ronde 3 Saturday 23 September 2023 +1–0=0 +8.9
11e Best of the West Groep B, ronde 2 Saturday 23 September 2023 +0–1=0
11e Best of the West Best of the West, Groep B, ronde 1 Saturday 23 September 2023 +0–1=0 -6.8
SGA Competitie 2022-2023 3e Klasse B ronde 5 Saturday 1 October 2022 +0–1=0 -10.5
SGA Competitie 2022-2023 3e Klasse B ronde 4 Saturday 1 October 2022 +0–1=0 -19.4
SGA Competitie 2022-2023 3e Klasse B ronde 3 Saturday 1 October 2022 +1–0=0 +26.3

Team Competition

Current team
Amsterdam West 8
3e Klasse A · 2025-2026 · 5 games
Past teams
Amsterdam West 8
3e Klasse A · 2024-2025
Amsterdam West 6
3e Klasse A · 2023-2024
Amsterdam West 8
3e Klasse A · 2023-2024

Rating History

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Peak Ratings

Classic 1617 June 1, 2025
Rapid 1602 March 1, 2026
Blitz 1602 March 1, 2026

Games

Wins 19
Losses 23
Draws 8
Win Rate 38%

Performance by Color

Color Wins Draws Losses Win Rate
White 10 3 10 43%
Black 9 5 13 33%

Recent Matches

Vreeze de, F. (Frans) (1674) Tuesday 31 March 2026 LOSS -10.0
Suurendonk, P. (Paul) (1630) Monday 2 February 2026 LOSS -11.9
Kölling, L. (Leonard) (1662) Sunday 18 January 2026 DRAW +2.2
Verhoog, W. (Willem) (1597) Saturday 17 January 2026 WIN +12.4
Hoff, Y. (Yannick) Friday 16 January 2026 LOSS
Elgersma, J.W. (Hanneke) (1701) Thursday 4 December 2025 DRAW +3.6
Hagen, T.J. (Tejo) (1589) Thursday 6 November 2025 LOSS -13.2
Knoester, N.P.C. (Klaas) (1622) Thursday 9 October 2025 WIN +13.4
Knoester, N.P.C. (Klaas) (1626) Saturday 14 June 2025 LOSS -12.3
Broekman, L. (Lode) (1687) Saturday 31 May 2025 LOSS -9.9
Kamp van der, C.H. (Cilia) (1535) Thursday 8 May 2025 WIN +10.2
Blees, G. (Gerard) (1712) Friday 4 April 2025 WIN +17.6
Zijl van, T. (Thomas) (1595) Saturday 29 March 2025 WIN +13.2
Bersem, M. (Mario) (1561) Thursday 6 March 2025 LOSS -14.2
Melchers, B.J. (Bert-Jan) (1579) Saturday 1 March 2025 DRAW -0.4
Thakkar, V. (Viaan) (1632) Sunday 19 January 2025 WIN +14.5
Plomp, J.N. (Jan) (1582) Saturday 18 January 2025 LOSS -14.1
Siem, M. (Max) Friday 17 January 2025 WIN
Hagen, T.J. (Tejo) (1665) Thursday 16 January 2025 LOSS -11.1
Gase, H. (Harry) Thursday 28 November 2024 LOSS