KNSB FIDE
PD

Pieter-Jan Demmers

Rated since January 2023

1725 Classic

RIVALRY

Nemesis
Kunst, R.C.F. (Robert)
Games: 4 · Win rate: 50%
Kryptonite
Doorn van, X. (Xander)
Games: 4 · Win rate: 0%
Easy Target
Bruys, P.A.F. (Piet)
Games: 4 · Win rate: 100%

The good & the bad

Best wins
GORIS, A.A. (TON) 1891
7151 Bergen op Zoomse S.V. interne competitie 16-09-2022 t/m 12-05-2023 (170009) · Friday 27 January 2023
DUQUESNOY, J.I.G.A. (JOOST) 1881
11984 NBSB Avondcompetitie 2025-2026 Ronde 3 · Thursday 13 November 2025
PUNT, R. (RENÉ) 1875
11236 Bergen op Zoomse S.V. interne competitie 11-04-2025 t/m 09-05-2025 (… · Friday 18 April 2025
HOPMAN-BEEN, R. (ROB) 1868
12946 Bergen op Zoomse S.V. interne competitie 10-10-2025 t/m 30-01-2026 (… · Friday 12 December 2025
THIJSSE, E.G.C. (ELIAS) 1849
9207 NBSB Competitie 2023/2024 2e helft Groep A · Monday 11 March 2024
Worst losses
HOPMANS, W. (WESLEY) 1445
7151 Bergen op Zoomse S.V. interne competitie 16-09-2022 t/m 12-05-2023 (170009) · Friday 3 March 2023
SMITS, J.G. (JAN) 1491
9072 Bergen op Zoomse S.V. interne competitie 15-09-2023 t/m 24-05-2024 (170009) · Friday 12 January 2024
SMITS, C.I. (JACQUES) 1599
6236 KNSB competitie 2022-2023 Klasse 5 ronde 4 · Saturday 17 December 2022
DEKKERS, M. (MAILO) 1614
13444 Bergen op Zoomse S.V. interne competitie 27-02-2026 t/m 27-03-2026 (… · Friday 20 March 2026
ZEKUSIC, Z. (ZORAN) 1617
6557 KNSB competitie 2022-2023 Klasse 5 ronde 5 · Saturday 11 February 2023
No FIDE-rated tournaments found.
NBSB Avondcompetitie 2025-2026 Ronde 6 Monday 22 September 2025 +0–1=0 -5.7
NBSB Avondcompetitie 2025-2026 Ronde 5 Monday 22 September 2025 +0–1=0 -10.9
NBSB Avondcompetitie 2025-2026 Ronde 4 Monday 22 September 2025 +0–1=0 -13.8
NBSB Avondcompetitie 2025-2026 Ronde 3 Monday 22 September 2025 +1–0=0 +18.3
NBSB Avondcompetitie 2025-2026 Ronde 2 Monday 22 September 2025 +0–0=1 +4.7
NBSB Beker A 2025-2026 Groep A Monday 22 September 2025 +0–1=0 -7.7
NBSB Avondcompetitie 2025-2026 Ronde 1 Monday 22 September 2025 +0–1=0 -9.5
KNSB competitie 2025-2026 Klasse 6 ronde 5 Saturday 20 September 2025 +1–0=0 +11.4
KNSB competitie 2025-2026 Klasse 6 ronde 7 Saturday 20 September 2025 +1–0=0 +2.7
KNSB competitie 2025-2026 Klasse 6 Ronde 3 Saturday 20 September 2025 +1–0=0 +15.8
Bergen op Zoomse S.V. interne competitie 27-02-2026 t/m 27-03-2026 (… Friday 19 September 2025 +0–3=0 -42.1
Bergen op Zoomse S.V. interne competitie 06-02-2026 t/m 13-02-2026 (… Friday 19 September 2025 +0–1=1 -8.0
Bergen op Zoomse S.V. interne competitie 10-10-2025 t/m 30-01-2026 (… Friday 19 September 2025 +3–2=2 +36.0
Bergen op Zoomse S.V. interne competitie 19-09-2025 t/m 26-09-2025 (… Friday 19 September 2025 +1–0=1 +16.0
NBSB Beker B 2024-2025 Ronde 2 Saturday 19 October 2024 +0–0=1 +2.7
NBSB Beker B 2024-2025 Ronde 1 Saturday 19 October 2024 +1–0=0 +7.4
NBSB Avondcompetitie 2024-2025 Ronde 7 Monday 30 September 2024 +1–0=0 +17.7
NBSB Avondcompetitie 2024-2025 Ronde 4 Monday 30 September 2024 +0–1=0 -12.5
NBSB Avondcompetitie 2024-2025 Ronde 3 Monday 30 September 2024 +0–1=0 -8.6
NBSB Avondcompetitie 2024-2025 Ronde 2 Monday 30 September 2024 +0–1=0 -9.3
NBSB Avondcompetitie 2024-2025 Ronde 1 Monday 30 September 2024 +0–1=0 -4.8
KNSB competitie 2024-2025 Klasse 6 ronde 7 Saturday 21 September 2024 +0–0=1 +3.5
KNSB competitie 2024-2025 Klasse 6 ronde 6 Saturday 21 September 2024 +0–1=0 -5.8
KNSB competitie 2024-2025 Klasse 6 ronde 5 Saturday 21 September 2024 +0–1=0 -4.2
KNSB competitie 2024-2025 Klasse 6 ronde 4 Saturday 21 September 2024 +1–0=0 +10.4
KNSB competitie 2024-2025 Klasse 4 ronde 4 Saturday 21 September 2024 +0–0=1 +2.4
KNSB competitie 2024-2025 Klasse 6 ronde 2 Saturday 21 September 2024 +0–1=0 -14.0
KNSB competitie 2024-2025 Klasse 6 ronde 1 Saturday 21 September 2024 +0–0=1 +2.3
Bergen op Zoomse S.V. interne competitie 11-04-2025 t/m 09-05-2025 (… Friday 20 September 2024 +3–1=0 +30.1
Bergen op Zoomse S.V. interne competitie 20-09-2024 t/m 28-03-2025 (… Friday 20 September 2024 +4–7=6 -66.2
NBSB Competitie 2023/2024 2e helft Groep A Sunday 24 December 2023 +2–2=1 +13.0
KNSB competitie 2023-2024 Klasse 6 ronde 7 Saturday 16 September 2023 +0–0=1 +2.4
KNSB competitie 2023-2024 Klasse 4 ronde 7 Saturday 16 September 2023 +0–0=1 +6.7
KNSB competitie 2023-2024 Klasse 4 ronde 5 Saturday 16 September 2023 +1–0=0 +8.1
KNSB competitie 2023-2024 Klasse 4 ronde 2 Saturday 16 September 2023 +0–0=1 +0.8
Bergen op Zoomse S.V. interne competitie 15-09-2023 t/m 24-05-2024 (170009) Friday 15 September 2023 +6–9=6 -36.3
NBSB competitie 2023/2024 Groep A Friday 1 September 2023 +3–0=1 +13.4
KNSB competitie 2022-2023 Klasse 5 ronde 7 Saturday 17 September 2022 +1–0=0 +8.7
KNSB competitie 2022-2023 Klasse 5 ronde 6 Saturday 17 September 2022 +0–1=0 -6.0
KNSB competitie 2022-2023 Klasse 5 ronde 5 Saturday 17 September 2022 +0–1=0 -11.5
KNSB competitie 2022-2023 Klasse 5 ronde 4 Saturday 17 September 2022 +0–1=0 -13.7
KNSB competitie 2022-2023 Klasse 5 ronde 3 Saturday 17 September 2022 +0–1=0 -4.2
Bergen op Zoomse S.V. interne competitie 16-09-2022 t/m 12-05-2023 (170009) Friday 16 September 2022 +8–9=2 +30.5
NBSB Competitie Groep A Wednesday 14 September 2022 +1–6=0 -27.5

Rating History

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Peak Ratings

Classic 1788 April 1, 2024
Rapid 1769 March 1, 2026
Blitz 1769 March 1, 2026

Games

Wins 40
Losses 56
Draws 28
Win Rate 32%

Performance by Color

Color Wins Draws Losses Win Rate
White 19 11 29 32%
Black 21 17 27 32%

Recent Matches

Kort de, W. (Willem) (1737) Saturday 28 March 2026 WIN +11.4
Smit de, M. (Martin) (1817) Friday 27 March 2026 LOSS -10.8
Dekkers, M. (Mailo) (1614) Friday 20 March 2026 LOSS -17.7
Ploeg van der, W.Y.A. (Wouter) (1417) Saturday 7 March 2026 WIN +2.7
Iriks, T.C.M. (Thom) (1710) Friday 27 February 2026 LOSS -13.6
Kools, J. (Jasper) (1955) Tuesday 24 February 2026 LOSS -5.7
Punt, R. (René) (1876) Friday 13 February 2026 LOSS -8.0
Burger, R.D. (René) Friday 6 February 2026 DRAW
Jansen, K. (Kay) (1788) Tuesday 3 February 2026 LOSS -10.9
Kunst, R.C.F. (Robert) (1776) Friday 30 January 2026 DRAW +1.2
Looff de, J.C. (Kees) (1771) Friday 23 January 2026 WIN +13.6
Hopman-Been, R. (Rob) (1868) Friday 12 December 2025 WIN +16.3
Gosens, L. (René) (1717) Tuesday 9 December 2025 LOSS -13.8
Putte van de, B. (Bas) (1905) Friday 28 November 2025 LOSS -6.1
Colsen, M.M.M. (Manuel) (1800) Saturday 22 November 2025 WIN +15.8
Vliet van, C.C.J. (Rick) Friday 14 November 2025 DRAW
Duquesnoy, J.I.G.A. (Joost) (1881) Thursday 13 November 2025 WIN +18.3
Doorn van, X. (Xander) (2087) Friday 7 November 2025 LOSS -2.3
Smit de, M. (Martin) (1858) Friday 24 October 2025 DRAW +4.7
Duquesnoy, J.I.G.A. (Joost) (1862) Saturday 11 October 2025 LOSS -7.7