KNSB FIDE
DG

David Groen

Rated since January 2023

1782 Classic
1782 Rapid
1782 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
OOSTRUM VAN, G. (GERRIT) 1938
12265 KNSB competitie 2025-2026 Klasse 5 ronde 2 · Saturday 1 November 2025
KUNST, A.G.M. (ANDRE) 1924
8573 KNSB competitie 2023-2024 Klasse 5 ronde 6 · Saturday 2 March 2024
ROOS, G. (GERRIT) 1849
9540 Interne competitie Caïssa-Eenhoorn 2024-2025 T/m oktober · Tuesday 15 October 2024
NAGEL, J.G. (JAN) 1843
8281 Tata Steel Chess Tournament 2025 Tienkampen · Sunday 2 February 2025
MARK VAN DER, A. (ARIE) 1823
8281 Tata Steel Chess Tournament 2025 Tienkampen · Monday 27 January 2025
Worst losses
RUS, B. (BART) 1566
8073 KNSB competitie 2023-2024 Klasse 5 ronde 4 · Saturday 16 December 2023
JONGKIND, K. (KEES) 1643
6418 Tata Steel Chess Tournament 2023 Tienkampen · Saturday 28 January 2023
LEMMEN, G. (GERRIT) 1686
6418 Tata Steel Chess Tournament 2023 Tienkampen · Friday 20 January 2023
ATTINGER, R.R. (ROMAN) 1735
6418 Tata Steel Chess Tournament 2023 Tienkampen · Tuesday 24 January 2023
TIMMERMANS, H.J. (HENK) 1757
6418 Tata Steel Chess Tournament 2023 Tienkampen · Monday 23 January 2023
Tata Steel Chess Tournament 2026 Tienkampen Friday 16 January 2026 +2–6=1 -47.4
Tata Steel Chess Tournament 2025 Tienkampen Friday 17 January 2025 +4–3=2 +23.5
Tata Steel Chess Tournament 2023 Tienkampen Friday 13 January 2023 +1–6=1 -53.5
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–0=1 +3.0
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -9.7
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +0–1=0 -12.2
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +1–0=0 +16.1
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +0–1=0 -9.2
NHSB-competitie 2025-2026 Klasse 1A t/m 29-03-2026 Monday 1 September 2025 +1–0=0 +12.9
Caïssa-Eenhoorn interne competitie 09-12-2025 t/m 09-12-2025 (090008) Monday 1 September 2025 +0–1=0 -12.5
KNSB competitie 2024-2025 Klasse 5 ronde 6 Saturday 21 September 2024 +0–1=0 -8.0
KNSB competitie 2024-2025 Klasse 5 ronde 5 Saturday 21 September 2024 +0–0=1 +0.1
KNSB competitie 2024-2025 Klasse 5 ronde 4 Saturday 21 September 2024 +0–1=0 -10.4
KNSB competitie 2024-2025 Klasse 2 ronde 3 Saturday 21 September 2024 +0–1=0 -0.4
KNSB competitie 2024-2025 Klasse 5 ronde 1 Saturday 21 September 2024 +0–0=1 +1.6
Interne competitie Caïssa-Eenhoorn 2024-2025 2025-01-21 Sunday 1 September 2024 +0–1=0 -14.0
Interne competitie Caïssa-Eenhoorn 2024-2025 T/m november Sunday 1 September 2024 +0–1=0 -12.5
Interne competitie Caïssa-Eenhoorn 2024-2025 T/m oktober Sunday 1 September 2024 +1–0=0 +12.5
Interne competitie Caïssa-Eenhoorn 2024-2025 T/m september Sunday 1 September 2024 +1–0=0 +7.2
KNSB competitie 2023-2024 Klasse 5 ronde 7 Saturday 16 September 2023 +1–0=0 +10.3
KNSB competitie 2023-2024 Klasse 5 ronde 6 Saturday 16 September 2023 +1–0=0 +16.5
KNSB competitie 2023-2024 Klasse 5 ronde 5 Saturday 16 September 2023 +1–0=0
KNSB competitie 2023-2024 Klasse 5 ronde 4 Saturday 16 September 2023 +0–1=0 -16.8
KNSB competitie 2023-2024 Klasse 5 ronde 3 Saturday 16 September 2023 +1–0=0 +13.1
KNSB competitie 2023-2024 Klasse 5 ronde 2 Saturday 16 September 2023 +1–0=0 +6.7
KNSB competitie 2023-2024 Klasse 5 ronde 1 Saturday 16 September 2023 +0–1=0 -8.8
Interne competitie Caïssa-Eenhoorn 2023-2024 T/m april Friday 1 September 2023 +0–0=1 +9.2
Interne competitie Caïssa-Eenhoorn 2023-2024 T/m november Friday 1 September 2023 +1–0=0 +14.8
Interne competitie Caïssa-Eenhoorn 2023-2024 T/m september Friday 1 September 2023 +1–0=0 +6.3
KNSB competitie 2022-2023 Klasse 4 ronde 9 Saturday 17 September 2022 +1–0=0 +9.5

Rating History

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Peak Ratings

Classic 1862 Nov. 1, 2024
Rapid 1782 April 1, 2026
Blitz 1782 May 1, 2026

Games

Wins 19
Losses 26
Draws 8
Win Rate 36%

Performance by Color

Color Wins Draws Losses Win Rate
White 10 3 11 42%
Black 9 5 15 31%

Recent Matches

Kager, K. (Kees) (1852) Saturday 28 March 2026 DRAW +3.0
Hendriks, J.P.E.M. (Jos) (1777) Friday 27 March 2026 WIN +12.9
Stapel, J. (Jan) (1904) Saturday 7 February 2026 LOSS -9.7
Valk de, B. (Bart) (1837) Sunday 1 February 2026 LOSS -12.0
Willen, R.A.C. (Ronny) (1865) Saturday 31 January 2026 LOSS -11.0
Plukkel, S.P.M. (Simon) (1821) Friday 30 January 2026 WIN +12.4
Burer, H.R.M. (Humphrey) (1814) Wednesday 28 January 2026 LOSS -12.8
Nieland, G.W.H. (Wim) (1832) Tuesday 27 January 2026 DRAW +0.3
Tamminga, M. (Meile) (1796) Monday 26 January 2026 WIN +11.6
Prijs, M.A. (Xander) (1849) Sunday 25 January 2026 LOSS -11.6
Visschedijk, T.H. (Theo) (1818) Saturday 24 January 2026 LOSS -12.7
Breedveld, A. (Andre) (1850) Friday 23 January 2026 LOSS -11.6
Seeleman, J.A.J. (Jan) (1858) Saturday 13 December 2025 LOSS -12.2
Spil, A.L. (Bert) (1848) Tuesday 9 December 2025 LOSS -12.5
Oostrum van, G. (Gerrit) (1938) Saturday 1 November 2025 WIN +16.1
Kors, H. (Hans) (1938) Saturday 4 October 2025 LOSS -9.2
Dijk van, R.G. (Ron) (1984) Saturday 8 March 2025 LOSS -8.0
Veerman, J.M.M. (Jan) (1827) Saturday 8 February 2025 DRAW +0.1
Nagel, J.G. (Jan) (1843) Sunday 2 February 2025 WIN +12.6
Louw de, P.L.J.M. (Peter) (1866) Saturday 1 February 2025 DRAW +0.9