KNSB FIDE
HG

Harry de Groot

Rated since January 2023

1830 Classic
1849 Rapid
1849 Blitz

RIVALRY

Nemesis
Vegter, D.J. (Derk)
Games: 6 · Win rate: 50%
Easy Target
Ringenaldus, N. (Nico)
Games: 5 · Win rate: 80%

The good & the bad

Best wins
TIMMEREN VAN, M.S. (MARTIN) 1807
13192 Interne competitie 2025-2026 Ratings februari · Thursday 26 February 2026
WEITES, P. (PETER) 1798
12311 Interne competitie 2025-2026 Ratings oktober 2025 · Thursday 23 October 2025
VEGTER, D.J. (DERK) 1738
14398 Interne competitie 2026-2027 Groep A · Thursday 10 September 2026
JANSSEN, E.J. (EDDIE) 1729
13548 NOSBO-competitie 2025-2026 ronde 7 Groep A · Thursday 16 April 2026
BERGEN VAN, A. (ANDRIES) 1719
12935 Interne competitie 2025-2026 Ratings januari · Thursday 29 January 2026
Worst losses
DIJKSTRA, A. (ATZE) 1650
13881 Interne competitie 2025-2026 Ratings mei · Thursday 21 May 2026
VEGTER, D.J. (DERK) 1683
12496 Interne competitie 2025-2026 Ratings november · Thursday 20 November 2025
BERGEN VAN, A. (ANDRIES) 1717
14398 Interne competitie 2026-2027 Groep A · Thursday 24 September 2026
TIMMEREN VAN, M.S. (MARTIN) 1726
12496 Interne competitie 2025-2026 Ratings november · Thursday 27 November 2025
GUNAL, F. (FARUK) 1852
12410 KNSB competitie 2025-2026 Klasse 5 Ronde 3 · Saturday 22 November 2025
No FIDE-rated tournaments found.
Interne competitie 2026-2027 Groep A Thursday 3 September 2026 +2–1=0 -0.9
NOSBO-competitie 2025-2026 ronde 7 Groep A Monday 13 April 2026 +1–0=0 +8.4
NOSBO-competitie 2025-2026 ronde 6 (minus één uitgestelde wedstrijd)… Monday 16 March 2026 +1–0=0 +3.4
NOSBO-competitie 2025-2026 ronde 3 Groep A Friday 28 November 2025 +1–0=0 +6.7
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +1–0=0 +6.1
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–1=0 -11.1
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–1=0 -10.4
Interne competitie 2025-2026 Ratings mei Thursday 4 September 2025 +0–1=1 -22.2
Interne competitie 2025-2026 Ratings april Thursday 4 September 2025 +2–1=0 -3.5
Interne competitie 2025-2026 Ratings maart Thursday 4 September 2025 +3–0=1 +17.6
Interne competitie 2025-2026 Ratings februari Thursday 4 September 2025 +2–0=0 +16.2
Interne competitie 2025-2026 Ratings januari Thursday 4 September 2025 +3–0=0 +31.1
Interne competitie 2025-2026 Ratings december Thursday 4 September 2025 +1–0=0 +8.1
Interne competitie 2025-2026 Ratings november Thursday 4 September 2025 +2–2=0 -14.8
Interne competitie 2025-2026 Ratings oktober 2025 Thursday 4 September 2025 +3–1=1 +5.1
Interne competitie 2025-2026 Groep A Thursday 4 September 2025 +4–0=0 +45.9

Rating History

Loading rating history...

Peak Ratings

Classic 1857 May 1, 2026
Rapid 1849 May 1, 2026
Blitz 1849 April 1, 2026

Games

Wins 26
Losses 8
Draws 3
Win Rate 70%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 3 4 63%
Black 14 0 4 78%

Recent Matches

Bergen van, A. (Andries) (1717) Thursday 24 September 2026 LOSS -16.4
Ringenaldus, N. (Nico) (1635) Thursday 17 September 2026 WIN +6.2
Vegter, D.J. (Derk) (1738) Thursday 10 September 2026 WIN +9.3
Weites, P. (Peter) (1769) Thursday 28 May 2026 DRAW -3.0
Dijkstra, A. (Atze) (1650) Thursday 21 May 2026 LOSS -19.1
Vegter, D.J. (Derk) (1713) Thursday 30 April 2026 LOSS -17.1
Timmeren van, M.S. (Martin) (1776) Thursday 23 April 2026 WIN +10.0
Janssen, E.J. (Eddie) (1729) Thursday 16 April 2026 WIN +8.4
Bosscher, R.B. (Remko) (1545) Thursday 2 April 2026 WIN +3.6
Brinksma, P. (Pieter) (1634) Saturday 28 March 2026 WIN +6.1
Ringenaldus, N. (Nico) (1631) Thursday 26 March 2026 DRAW -6.5
Weites, P. (Peter) (1766) Thursday 19 March 2026 WIN +10.2
Peek, J.C. (Jan) (1517) Tuesday 17 March 2026 WIN +3.4
Vegter, D.J. (Derk) (1687) Thursday 12 March 2026 WIN +7.6
Groeneveld, J. (Henry) (1872) Saturday 7 March 2026 LOSS -11.1
Dijkstra, A. (Atze) (1642) Thursday 5 March 2026 WIN +6.3
Timmeren van, M.S. (Martin) (1807) Thursday 26 February 2026 WIN +12.2
Noorman, E. (Erwin) (1536) Thursday 12 February 2026 WIN +4.1
Bergen van, A. (Andries) (1719) Thursday 29 January 2026 WIN +10.2
Vegter, D.J. (Derk) (1687) Thursday 22 January 2026 WIN +9.1