KNSB FIDE
MG

Marco de Groot

Rated since January 2023

2071 Classic
2107 Rapid
2022 Blitz

RIVALRY

Nemesis
Hoegen Dijkhof, H. (Harrald)
Games: 8 · Win rate: 50%
Kryptonite
Duijvesteijn, A. (André)
Games: 9 · Win rate: 33%
Easy Target
Heerden van, B.S. (Ben)
Games: 5 · Win rate: 100%

The good & the bad

Best wins
ZHU, C. (CHENWU) 2341
11891 NHSB-competitie 2025-2026 Klasse 1B t/m 26-09-2025 · Monday 22 September 2025
DUIJVESTEIJN, A. (ANDRÉ) 2008
9518 S.V. De Vennep interne competitie 02-12-2024 t/m 30-12-2024 (090014) · Monday 9 December 2024
OTTEN, C.J. (COLLEEN) 1995
9709 NHSB-competitie 2024-2025 Klasse 1B t/m 26-10-2024 · Thursday 17 October 2024
PATERNOTTE, S. (STEPHAN) 1987
10504 NHSB-competitie 2024-2025 Klasse 1B t/m 16-02-2025 · Monday 10 February 2025
JANSSEN, L.L.A. (LUC) 1986
9468 NHSB-competitie 2024-2025 Klasse 1B t/m 25-09-2024 · Monday 23 September 2024
Worst losses
SCHIMMEL, S.P.C. (SIPCO) 1678
7526 S.V. De Vennep interne competitie 11-12-2023 t/m 18-12-2023 (090014) · Monday 18 December 2023
MERUMA, A.J. (ARIE) 1843
7529 S.V. De Vennep interne competitie 04-03-2024 t/m 25-03-2024 (090014) · Monday 18 March 2024
HOUPST, C.H.J. (CHRISTIAAN) 1886
8913 NHSB-competitie 2023-2024 Klasse 1B t/m 25-04-2024 · Monday 8 April 2024
HOEGEN DIJKHOF, H. (HARRALD) 1906
11724 S.V. De Vennep interne competitie 01-09-2025 t/m 15-06-2026 (090014) · Monday 29 September 2025
DUIJVESTEIJN, A. (ANDRÉ) 1955
7532 S.V. De Vennep interne competitie 03-06-2024 t/m 17-06-2024 (090014) · Monday 10 June 2024
No FIDE-rated tournaments found.
Rapid competitie S.V. de Vennep Ronde 3 Monday 27 October 2025 +2–0=1 -2.7
Rapid competitie S.V. de Vennep Ronde 1 Monday 27 October 2025 +3–0=0 +14.5
S.V. De Vennep interne competitie 11-05-2026 t/m 25-05-2026 (090014) Monday 1 September 2025 +1–1=0 -7.3
S.V. De Vennep interne competitie 20-04-2026 t/m 20-04-2026 (090014) Monday 1 September 2025 +1–0=0 +4.1
NHSB-competitie 2025-2026 Klasse 1B t/m 05-04-2026 Monday 1 September 2025 +0–1=0 -13.6
S.V. De Vennep interne competitie 09-02-2026 t/m 23-02-2026 (090014) Monday 1 September 2025 +1–0=1 -6.4
S.V. De Vennep interne competitie 01-12-2025 t/m 29-12-2025 (090014) Monday 1 September 2025 +1–1=1 -14.2
S.V. De Vennep interne competitie 03-11-2025 t/m 24-11-2025 (090014) Monday 1 September 2025 +2–0=0 +8.8
NHSB-competitie 2025-2026 Klasse 1B t/m 16-11-2025 Monday 1 September 2025 +0–0=1 -2.6
S.V. De Vennep interne competitie 06-10-2025 t/m 20-10-2025 (090014) Monday 1 September 2025 +2–0=0 +9.4
NHSB-competitie 2025-2026 Klasse 1B t/m 19-10-2025 Monday 1 September 2025 +0–0=1 -4.2
S.V. De Vennep interne competitie 01-09-2025 t/m 15-06-2026 (090014) Monday 1 September 2025 +1–2=1 -37.3
NHSB-competitie 2025-2026 Klasse 1B t/m 26-09-2025 Monday 1 September 2025 +1–0=0 +19.1
S.V. De Vennep interne competitie 02-06-2025 t/m 16-06-2025 (090014) Monday 2 September 2024 +2–0=0 +8.2
S.V. De Vennep interne competitie 12-05-2025 t/m 26-05-2025 (090014) Monday 2 September 2024 +2–0=1 +1.0
S.V. De Vennep interne competitie 14-04-2025 t/m 14-04-2025 (090014) Monday 2 September 2024 +0–1=0 -15.7
S.V. De Vennep interne competitie 03-03-2025 t/m 31-03-2025 (090014) Monday 2 September 2024 +2–0=0 +5.4
S.V. De Vennep interne competitie 10-02-2025 t/m 24-02-2025 (090014) Monday 2 September 2024 +1–0=1 -3.1
S.V. De Vennep interne competitie 06-01-2025 t/m 27-01-2025 (090014) Monday 2 September 2024 +2–0=0 +8.5
S.V. De Vennep interne competitie 02-12-2024 t/m 30-12-2024 (090014) Monday 2 September 2024 +2–0=0 +16.6
S.V. De Vennep interne competitie 04-11-2024 t/m 25-11-2024 (090014) Monday 2 September 2024 +1–0=0 +1.6
S.V. De Vennep interne competitie 07-10-2024 t/m 21-10-2024 (090014) Monday 2 September 2024 +1–0=1 -0.4
S.V. De Vennep interne competitie 02-09-2024 t/m 30-09-2024 (090014) Monday 2 September 2024 +3–0=1 +23.9
NHSB-competitie 2024-2025 Klasse 1B t/m 06-04-2025 Sunday 1 September 2024 +1–0=0 +3.0
NHSB-competitie 2024-2025 Klasse 1B t/m 16-02-2025 Sunday 1 September 2024 +1–0=0 +8.3
NHSB-competitie 2024-2025 Klasse 1B t/m 08-12-2024 Sunday 1 September 2024 +0–0=1 +3.9
NHSB-competitie 2024-2025 Klasse 1B t/m 26-10-2024 Sunday 1 September 2024 +1–0=0 +10.9
NHSB-competitie 2024-2025 Klasse 1B t/m 25-09-2024 Sunday 1 September 2024 +1–0=0 +10.9
S.V. De Vennep interne competitie 03-06-2024 t/m 17-06-2024 (090014) Monday 4 September 2023 +2–1=0 -3.3
S.V. De Vennep interne competitie 06-05-2024 t/m 27-05-2024 (090014) Monday 4 September 2023 +2–0=0 +13.3
S.V. De Vennep interne competitie 04-03-2024 t/m 25-03-2024 (090014) Monday 4 September 2023 +1–1=0 -15.7
S.V. De Vennep interne competitie 12-02-2024 t/m 26-02-2024 (090014) Monday 4 September 2023 +1–0=0 +6.1
S.V. De Vennep interne competitie 08-01-2024 t/m 29-01-2024 (090014) Monday 4 September 2023 +3–0=0 +9.5
S.V. De Vennep interne competitie 11-12-2023 t/m 18-12-2023 (090014) Monday 4 September 2023 +0–1=1 -33.7
S.V. De Vennep interne competitie 06-11-2023 t/m 20-11-2023 (090014) Monday 4 September 2023 +3–0=0 +10.3
NHSB-competitie 2023-2024 Klasse 1B t/m 25-04-2024 Friday 1 September 2023 +0–1=0 -17.9

Rating History

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Peak Ratings

Classic 2133 Oct. 1, 2025
Rapid 2110 Dec. 1, 2025
Blitz 2022 March 1, 2026

Games

Wins 47
Losses 10
Draws 12
Win Rate 68%

Performance by Color

Color Wins Draws Losses Win Rate
White 26 6 3 74%
Black 21 6 7 62%

Recent Matches

Duijvesteijn, A. (André) (2026) Monday 25 May 2026 LOSS -14.2
Hadar, C. (Csaba) (1903) Monday 11 May 2026 WIN +6.9
Duijvesteijn, A. (André) (1921) Monday 4 May 2026 WIN +6.2
Kuulkers, M.B. (Max) (1790) Monday 4 May 2026 DRAW -9.0
Bastos, J. (Joao) (1385) Monday 4 May 2026 WIN +0.1
Meruma, A.J. (Arie) (1810) Monday 20 April 2026 WIN +4.1
Otten, C.J. (Colleen) (2063) Monday 30 March 2026 LOSS -13.6
Duijkeren van, G. (Gerben) (1834) Monday 23 February 2026 DRAW -8.0
Beaufort, R.W. (Rob) (1658) Monday 9 February 2026 WIN +1.6
Hoegen Dijkhof, H. (Harrald) (1960) Monday 29 December 2025 LOSS -17.2
Copier, R. (Richard) (1933) Monday 22 December 2025 WIN +7.0
Duijvesteijn, A. (André) (1981) Monday 15 December 2025 DRAW -4.0
Vlieger de, D.K.J. (Dirk) (1741) Monday 24 November 2025 WIN +2.7
Vreeburg, J. (Jan) (2022) Monday 10 November 2025 DRAW -2.6
Heerden van, B.S. (Ben) (1900) Monday 3 November 2025 WIN +6.2
Copier, R. (Richard) (1890) Monday 27 October 2025 WIN +4.6
Heerden van, B.S. (Ben) (1900) Monday 27 October 2025 WIN +4.8
Hoegen Dijkhof, H. (Harrald) (1908) Monday 27 October 2025 WIN +5.0
Meruma, A.J. (Arie) (1895) Monday 20 October 2025 WIN +4.7
Noordhoff, E.P. (Enno) (2000) Tuesday 14 October 2025 DRAW -4.2