Bar Blitz KNSB FIDE
RG

Ronald Groot

Rated since January 2023

1967 Classic
Ronald's accounts
FIDE KNSB
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The good & the bad

Best wins
Lathouwers, R.C. (Rob) 2166
7579 KNSB competitie 2023-2024 Klasse 3 ronde 1 · Saturday 16 September 2023
Romkes, A. (Abel) 2139
9081 NHSB-competitie 2023-2024 Beker (Goud) t/m 26-05-2024 · Tuesday 30 April 2024
Molenaar, C. (Christiaan) 2037
8071 KNSB competitie 2023-2024 Klasse 3 ronde 5 · Saturday 16 December 2023
Aravindhan, A. (Achyuth) 1990
7620 Tata Steel Chess Tournament 2024 Tienkampen · Wednesday 24 January 2024
Molenaar, A.J.M. (Toine) 1971
7620 Tata Steel Chess Tournament 2024 Tienkampen · Saturday 20 January 2024
Worst losses
Ingen van, R. (Rik) 1816
6490 NHSB-competitie 2022-2023 Topklasse t/m januari · Thursday 5 January 2023
Littel, L. (Leo) 1835
6167 KNSB competitie 2022-2023 Klasse 3 ronde 4 · Saturday 26 November 2022
Zijlstra, P. (Pascal) 1865
6234 KNSB competitie 2022-2023 Klasse 3 ronde 5 · Saturday 17 December 2022
Bollaart, J.A.L. (Jeroen) 1902
Amsterdam Science Park 2023 Weekendvierkampen · Friday 21 July 2023
Winsemius, J. (Jan) 1936
12990 KNSB competitie 2025-2026 Klasse 3 ronde 7 · Saturday 7 February 2026
Tata Steel Chess Tournament 2024 Tienkampen Friday 12 January 2024 +4–1=3 +34.9
Amsterdam Science Park Schaaktoernooi Dagvierkampen Saturday 15 July 2023 +3–0=0 +37.0
Tata Steel Chess Tournament 2023 Tienkampen Friday 13 January 2023 +1–2=1 -4.8
Amsterdam Chess Festival Weekendvierkampen 2026 Groep A Friday 17 July 2026 +1–1=0 -0.8
KNSB competitie 2025-2026 Klasse 3 ronde 9 Saturday 20 September 2025 +0–1=0 -13.9
KNSB competitie 2025-2026 Klasse 3 ronde 6 Saturday 20 September 2025 +1–0=0 +10.3
KNSB competitie 2025-2026 Klasse 3 ronde 8 Saturday 20 September 2025 +0–1=0 -12.2
KNSB competitie 2025-2026 Klasse 3 ronde 7 Saturday 20 September 2025 +0–1=0 -15.3
KNSB competitie 2025-2026 Klasse 3 ronde 5 Saturday 20 September 2025 +1–0=0 +11.0
KNSB competitie 2025-2026 Klasse 3 Ronde 4 Saturday 20 September 2025 +0–1=0 -13.7
KNSB competitie 2025-2026 Klasse 3 ronde 2 Saturday 20 September 2025 +0–0=1 -0.5
KNSB competitie 2025-2026 Klasse 3 ronde 1 Saturday 20 September 2025 +0–1=0 -12.4
NHSB-competitie 2025-2026 Topklasse t/m 19-04-2026 Monday 1 September 2025 +0–0=1 -3.0
NHSB-competitie 2025-2026 Topklasse t/m 05-04-2026 Monday 1 September 2025 +0–0=1 +4.5
NHSB-competitie 2025-2026 Topklasse t/m 08-03-2026 Monday 1 September 2025 +0–1=0 -10.5
NHSB-competitie 2025-2026 Topklasse t/m 15-02-2026 Monday 1 September 2025 +0–1=0 -10.7
NHSB-competitie 2025-2026 Topklasse t/m 07-12-2025 Monday 1 September 2025 +0–0=1 -5.8
KNSB competitie 2023-2024 Klasse 3 ronde 9 Saturday 16 September 2023 +0–0=1 -0.5
KNSB competitie 2023-2024 Klasse 3 ronde 5 Saturday 16 September 2023 +1–0=0 +15.0
KNSB competitie 2023-2024 Klasse 3 ronde 4 Saturday 16 September 2023 +0–0=1 +1.1
KNSB competitie 2023-2024 Klasse 3 ronde 3 Saturday 16 September 2023 +0–0=1 -1.5
KNSB competitie 2023-2024 Klasse 3 ronde 2 Saturday 16 September 2023 +0–0=1 +2.8
KNSB competitie 2023-2024 Klasse 3 ronde 1 Saturday 16 September 2023 +1–0=0 +19.7
NHSB-competitie 2023-2024 Beker (Goud) t/m 26-05-2024 Friday 1 September 2023 +1–0=0 +16.2
NHSB-competitie 2023-2024 Topklasse t/m 25-04-2024 Friday 1 September 2023 +0–1=0 -6.5
NHSB-competitie 2023-2024 Beker (Goud) t/m 23-02-2024 Friday 1 September 2023 +1–0=0 +8.3
NHSB-competitie 2023-2024 Topklasse t/m 26-12-2023 Friday 1 September 2023 +1–0=0 +8.7
NHSB-competitie 2023-2024 Topklasse t/m november Friday 1 September 2023 +1–0=0 +2.2
Amsterdam Science Park 2023 Weekendvierkampen Friday 21 July 2023 +1–1=1 +0.6
KNSB competitie 2022-2023 Klasse 3 ronde 5 Saturday 17 September 2022 +0–1=0 -15.6
KNSB competitie 2022-2023 Klasse 3 ronde 4 Saturday 17 September 2022 +0–1=0 -16.7
NHSB-competitie 2022-2023 Topklasse t/m januari Thursday 1 September 2022 +0–1=0 -16.1

Team Competition

Current team
De Waagtoren 2
Klasse 3C · 2025-2026 · 8 games
Past teams
De Waagtoren 2
Klasse 3C · 2023-2024
De Waagtoren 2
Klasse 3D · 2022-2023
De Waagtoren 2
Klasse 3D · 2021-2022

Rating History

Loading KNSB rating history...

Peak Ratings

Classic 2040 June 1, 2024
Rapid 1992 March 1, 2026
Blitz 1992 March 1, 2026

Games

Wins 18
Losses 16
Draws 13
Win Rate 38%

Performance by Color

ColorWinsDrawsLossesWin Rate
White 6 7 7 30%
Black 12 6 9 44%

Recent KNSB Matches

Zondag, J.A.T. (Jason) (1957) Sunday 19 July 2026 WIN +12.1
Cubuk, A. (Armin) (1957) Friday 17 July 2026 LOSS -12.9
Hoeve, N. (Nico) (1893) Friday 17 April 2026 DRAW -3.0
Dam van, J.G. (Joost) (1941) Saturday 11 April 2026 LOSS -13.9
WIM Weersel van, A. (Arlette) (2127) Tuesday 31 March 2026 DRAW +4.5
Sanderse, G. (Gerard) (1928) Saturday 28 March 2026 WIN +10.3
Devolder, H. (Herwig) (2001) Saturday 7 March 2026 LOSS -12.2
Bakker, J. (Jan) (2050) Wednesday 4 March 2026 LOSS -10.5
Rosegg, D.I. (Dennis) (2070) Tuesday 10 February 2026 LOSS -10.7
Winsemius, J. (Jan) (1936) Saturday 7 February 2026 LOSS -15.3
Jongkind, V. (Vincent) (1970) Saturday 13 December 2025 WIN +11.0
Houpst, C.H.J. (Christiaan) (1837) Tuesday 2 December 2025 DRAW -5.8
Visser, I. (Ingmar) (1994) Saturday 22 November 2025 LOSS -13.7
Hoeve, N. (Nico) (2013) Saturday 4 October 2025 DRAW -0.5
Laan, D.C. (David) (2044) Saturday 20 September 2025 LOSS -12.4
Romkes, A. (Abel) (2139) Tuesday 30 April 2024 WIN +16.2
Woestenburg, J. (Jochem) (2016) Saturday 20 April 2024 DRAW -0.5
FM Duijker, H.C. (Rick) (2214) Thursday 11 April 2024 LOSS -6.5
Vink de, R. (Ron) (1864) Tuesday 20 February 2024 WIN +8.3
Ephraim, O. (Olaf) (1918) Sunday 28 January 2024 DRAW -2.4