KNSB FIDE
BT

Boudewijn Thewissen

Rated since January 2023

1855 Classic
1796 Rapid
1846 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
TIMMERIJ, G. (GIJS) 1882
11488 SGA Rapidcompetitie 2025 3e Klasse voorrondes · Thursday 5 June 2025
ATILGAN, E. (EMRE) 1850
13076 SGA Competitie 2025-2026 2e Klasse A ronde 4 · Monday 16 February 2026
VLIS VAN DER, P. (PETER) 1806
11488 SGA Rapidcompetitie 2025 3e Klasse voorrondes · Monday 26 May 2025
PLUKKEL, S.P.M. (SIMON) 1795
11493 SGA Rapidcompetitie 2025 3e Klasse finales · Thursday 12 June 2025
ROMIJN, B. (BART) 1775
8862 SGA Competitie 2023-2024 2e Klasse B Ronde 7 · Wednesday 17 April 2024
Worst losses
SCHALEKAMP, R. (ROB) 1656
11488 SGA Rapidcompetitie 2025 3e Klasse voorrondes · Thursday 5 June 2025
KNOESTER, N.P.C. (KLAAS) 1696
11488 SGA Rapidcompetitie 2025 3e Klasse voorrondes · Monday 26 May 2025
BOONSTRA, J. (JASPER) 1795
8124 SGA Competitie 2023-2024 2e Klasse B Ronde 3 · Friday 1 December 2023
BEERS, P.J. (PIM) 1835
8311 SGA Competitie 2023-2024 2e Klasse B Ronde 4 · Tuesday 9 January 2024
HAAN DE, G. (GYAN) 1844
11493 SGA Rapidcompetitie 2025 3e Klasse finales · Thursday 12 June 2025
No FIDE-rated tournaments found.
SGA Competitie 2025-2026 2e Klasse A ronde 6 Wednesday 1 October 2025 +1–0=0 +8.5
SGA Competitie 2025-2026 2e Klasse A ronde 4 en 5 Wednesday 1 October 2025 +2–0=0 +14.0
SGA Competitie 2025-2026 2e Klasse A ronde 4 Wednesday 1 October 2025 +1–0=0 +13.3
SGA Competitie 2025-2026 2e Klasse A ronde 1 en 3 Wednesday 1 October 2025 +0–0=1 +0.2
SGA Competitie 2025-2026 2e Klasse A ronde 2 Wednesday 1 October 2025 +0–0=1 -2.8
SGA Competitie 2025-2026 2e Klasse A Ronde 1 Wednesday 1 October 2025 +1–0=0 +6.5
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–0=2 -4.0
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–0=1 -0.5
SGA Rapidcompetitie 2025 3e Klasse finales Monday 19 May 2025 +1–2=0 -11.7
SGA Rapidcompetitie 2025 3e Klasse voorrondes Monday 19 May 2025 +2–3=1 -17.7
SGA Competitie 2024-2025 2e Klasse B ronde 7 Monday 30 September 2024 +0–0=1 +1.1
SGA Competitie 2024-2025 2e Klasse B Ronde 5 en 6 Monday 30 September 2024 +0–0=2 +7.9
SGA Competitie 2024-2025 2e Klasse B Ronde 4 Monday 30 September 2024 +0–0=1 +2.7
SGA Competitie 2024-2025 2e Klasse B Ronde 3 Monday 30 September 2024 +0–0=1 -0.6
SGA Competitie 2024-2025 2e Klasse B Ronde 1 Monday 30 September 2024 +1–0=0 +10.7
SGA Competitie 2023-2024 2e Klasse B Ronde 7 Sunday 1 October 2023 +1–0=0 +11.9
SGA Competitie 2023-2024 2e Klasse B Ronde 4 en 5 Sunday 1 October 2023 +0–0=1 +5.6
SGA Competitie 2023-2024 2e Klasse B Ronde 4 Sunday 1 October 2023 +0–1=0 -6.5
SGA Competitie 2023-2024 2e Klasse B Ronde 3 Sunday 1 October 2023 +0–1=0 -8.0
SGA Competitie 2023-2024 2e Klasse B Ronde 2 Sunday 1 October 2023 +0–0=1
SGA Competitie 2023-2024 2e Klasse B Ronde 1 Sunday 1 October 2023 +1–0=0 +13.9

Rating History

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Peak Ratings

Classic 1855 May 1, 2026
Rapid 1796 July 1, 2025
Blitz 1846 April 1, 2026

Games

Wins 11
Losses 7
Draws 13
Win Rate 35%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 8 2 23%
Black 8 5 5 44%

Recent Matches

Groen in 't Wout, P.E. (Partipan) (1729) Thursday 16 April 2026 WIN +8.5
Bouwman, M. (Michiel) (1674) Tuesday 17 March 2026 WIN +7.0
Bouwman, M. (Michiel) (1674) Tuesday 17 March 2026 WIN +7.0
Kaushik, S. (Shashank) (1723) Saturday 7 March 2026 DRAW -2.0
Kaushik, S. (Shashank) (1723) Saturday 7 March 2026 DRAW -2.0
Atilgan, E. (Emre) (1850) Monday 16 February 2026 WIN +13.3
Veltheer, D.J. (Douwe-Jan) (1834) Wednesday 17 December 2025 DRAW +0.2
Prijs, M.A. (Xander) (1818) Saturday 22 November 2025 DRAW -0.5
Enserink, H. (Henk) (1750) Tuesday 11 November 2025 DRAW -2.8
Lonkhuyzen van, H. (Henk) (1641) Wednesday 22 October 2025 WIN +6.5
Plukkel, S.P.M. (Simon) (1795) Thursday 12 June 2025 WIN +11.5
Haan de, G. (Gyan) (1844) Thursday 12 June 2025 LOSS -11.8
Berg van den, C. (Cees) (1859) Thursday 12 June 2025 LOSS -11.3
Schalekamp, R. (Rob) (1656) Thursday 5 June 2025 LOSS -18.1
Berg van den, C. (Cees) (1859) Thursday 5 June 2025 DRAW +1.2
Timmerij, G. (Gijs) (1882) Thursday 5 June 2025 WIN +14.5
Vlis van der, P. (Peter) (1806) Monday 26 May 2025 WIN +11.8
Boer den, L.M. (Lucas) (1889) Monday 26 May 2025 LOSS -10.3
Knoester, N.P.C. (Klaas) (1696) Monday 26 May 2025 LOSS -16.9
Sloterdijck van, S. (Simon) (1854) Tuesday 15 April 2025 DRAW +1.1