KNSB FIDE
RR

Radboud de Roos

Rated since January 2023

1902 Classic
1920 Rapid
1846 Blitz

RIVALRY

Nemesis
Kaemingk, W. (Walter)
Games: 3 · Win rate: 67%

The good & the bad

Best wins
SCHROËN, F. (FERRY) 1997
14094 DSG Pallas Potje Schaak 2026 Groep A · Thursday 18 June 2026
HENDRIKS, P.A. (PETER) 1991
12592 KNSB competitie 2025-2026 Klasse 3 ronde 5 · Saturday 13 December 2025
VEEN VAN DER, R. (RONALD) 1974
13527 KNSB competitie 2025-2026 Klasse 3 ronde 9 · Saturday 11 April 2026
REKVELDT, T. (TONNIE) 1930
14391 D.S.G. Pallas interne competitie 10-09-2026 t/m 24-09-2026 (040041) · Thursday 17 September 2026
HOF VAN DEN, J. (JESSE) 1916
13783 51e Open Kampioenschap van Utrecht Groep B · Friday 15 May 2026
Worst losses
KOELEWIJN, J. (JAN WOUT) 1670
12619 DSG Pallas interne competitie 2025-2026 Ronde 12 t/m 14 · Thursday 4 December 2025
KAEMINGK, W. (WALTER) 1745
14094 DSG Pallas Potje Schaak 2026 Groep A · Thursday 25 June 2026
YPMA, P. (PIET) 1763
12881 DSG Pallas interne competitie 2025-2026 Ronde 15 t/m 16 · Thursday 15 January 2026
CAPEL, R.C. (ROBERT) 1841
12533 DSG Pallas interne competitie 2025-2026 Gecorrigeerde inzending rond… · Thursday 20 November 2025
KOK, S. (STAN) 1853
12774 SOS competitie 2025/2026 Lijst 1 feb · Monday 12 January 2026
51e Open Kampioenschap van Utrecht Groep B Friday 15 May 2026 +1–2=3 +4.1
KNSB competitie 2026-2027 Klasse 3 ronde 1 Saturday 19 September 2026 +0–1=0 -10.6
D.S.G. Pallas interne competitie 10-09-2026 t/m 24-09-2026 (040041) Thursday 10 September 2026 +1–1=0 +7.8
DSG Pallas Potje Schaak 2026 Groep A Thursday 4 June 2026 +2–2=0 +2.5
D.S.G. Pallas interne competitie 30-04-2026 t/m 30-04-2026 (040041) Thursday 23 October 2025 +0–1=0 -3.9
D.S.G. Pallas interne competitie 27-02-2026 t/m 27-02-2026 (040041) Thursday 23 October 2025 +1–1=0 -4.9
SBO Cup 2025/2026 Kwartfinale Wednesday 1 October 2025 +0–1=0 -0.9
SBO Cup 2025/2026 Achtste Finale Wednesday 1 October 2025 +1–0=0 +11.0
KNSB competitie 2025-2026 Klasse 3 ronde 9 Saturday 20 September 2025 +1–0=0 +16.8
KNSB competitie 2025-2026 Klasse 3 ronde 6 Saturday 20 September 2025 +0–1=0 -6.1
KNSB competitie 2025-2026 Klasse 3 ronde 8 Saturday 20 September 2025 +0–0=1 +5.8
KNSB competitie 2025-2026 Klasse 3 ronde 7 Saturday 20 September 2025 +0–1=0 -8.7
KNSB competitie 2025-2026 KNSB Beker ronde 2 voor januari rating Saturday 20 September 2025 +0–1=0 -7.9
KNSB competitie 2025-2026 Klasse 3 ronde 5 Saturday 20 September 2025 +1–0=0 +16.7
KNSB competitie 2025-2026 Klasse 3 Ronde 4 Saturday 20 September 2025 +1–0=0 +5.2
KNSB competitie 2025-2026 Klasse 3 ronde 3 Saturday 20 September 2025 +0–1=0 -9.1
DSG Pallas interne competitie 2025-2026 Ronde 29 t/m 31 Thursday 11 September 2025 +1–0=0 +11.1
DSG Pallas interne competitie 2025-2026 Ronde 25 t/m 28 Thursday 11 September 2025 +1–0=1 +9.5
DSG Pallas interne competitie 2025-2026 Ronde 21 t/m 24 Thursday 11 September 2025 +1–1=0 +0.6
DSG Pallas interne competitie 2025-2026 Ronde 17 t/m 20 Thursday 11 September 2025 +2–1=0 -1.8
DSG Pallas interne competitie 2025-2026 Ronde 15 t/m 16 Thursday 11 September 2025 +1–1=0 -5.6
DSG Pallas interne competitie 2025-2026 Ronde 12 t/m 14 Thursday 11 September 2025 +0–1=1 -23.0
DSG Pallas interne competitie 2025-2026 Gecorrigeerde inzending rond… Thursday 11 September 2025 +0–4=1 -37.5
S.C. Raalte interne competitie 13-04-2026 t/m 08-06-2026 (030024) Monday 1 September 2025 +1–0=0 +6.4
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +1–0=0 +12.1
S.C. Raalte interne competitie 12-01-2026 t/m 23-03-2026 (030024) Monday 1 September 2025 +1–1=0 -4.1
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–1=0 -5.2
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +1–0=0 +8.9
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -12.9
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +1–0=0 +12.1
S.C. Raalte interne competitie 03-11-2025 t/m 15-12-2025 (030024) Monday 1 September 2025 +0–0=1 -0.8

Rating History

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Peak Ratings

Classic 1962 March 1, 2025
Rapid 1927 Nov. 1, 2025
Blitz 1855 March 1, 2026

Games

Wins 20
Losses 24
Draws 8
Win Rate 38%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 4 8 50%
Black 8 4 16 29%

Recent Matches

Dam van, J.G. (Joost) (1959) Saturday 19 September 2026 LOSS -10.6
Rekveldt, T. (Tonnie) (1930) Thursday 17 September 2026 WIN +13.4
Renders, R. (René) (2123) Thursday 10 September 2026 LOSS -5.6
Kaemingk, W. (Walter) (1745) Thursday 25 June 2026 LOSS -18.2
Merza, M. (Morris) (2208) Thursday 25 June 2026 LOSS -3.9
Schroën, F. (Ferry) (1997) Thursday 18 June 2026 WIN +15.2
Sittert van, M. (Marco) (1825) Thursday 18 June 2026 WIN +9.3
Landsheer, J. (Jeroen) (1845) Thursday 21 May 2026 WIN +11.1
Buzogany, S. (Szabolcs) (1970) Sunday 17 May 2026 LOSS -9.5
Nguyen, P. (Paul) (1892) Sunday 17 May 2026 LOSS -6.1
Kok, L.H.F. (Lennart) (1918) Saturday 16 May 2026 DRAW +1.2
Bettman, J. (Jan) (1948) Saturday 16 May 2026 DRAW +2.2
Hof van den, J. (Jesse) (1916) Friday 15 May 2026 WIN +13.6
Veenendaal, L. (Loek) (1962) Friday 15 May 2026 DRAW +2.7
Bleijenberg, K. (Kees) (1695) Monday 4 May 2026 WIN +6.4
Pavoordt van de, M. (Max) (2213) Thursday 30 April 2026 LOSS -3.9
Papoudis, B. (Basilios) (1835) Thursday 16 April 2026 WIN +12.1
Veen van der, R. (Ronald) (1974) Saturday 11 April 2026 WIN +16.8
Koelewijn, J. (Jan Wout) (1792) Thursday 9 April 2026 DRAW -1.9
Enserink, H. (Henk) (1814) Thursday 2 April 2026 WIN +11.4