KNSB FIDE
JP

Jaap Postuma

Rated since January 2023

1852 Classic
1852 Rapid
1797 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
MORELIS, D.J. (DERK-JAN) 1906
10447 NBSB Avondcompetitie 2024-2025 Ronde 4 · Monday 13 January 2025
STAFLEU, M. (MICHIEL) 1849
12370 NBSB Beker B 2025-2026 Ronde 2 · Saturday 8 November 2025
WILBRINK, H.A. (HENNY) 1841
10192 NBSB Beker B 2024-2025 Ronde 2 · Saturday 7 December 2024
KOK, R. (RAMON) 1834
11022 KNSB competitie 2024-2025 Klasse 5 ronde 7 · Saturday 5 April 2025
GRIEND VAN DE, J. (JOHAN) 1823
11993 KNSB competitie 2025-2026 Klasse 4 ronde 2 · Saturday 4 October 2025
Worst losses
LEE, J.M. (JUNG MIN) 1637
7238 Goirles Weekend Kampioenschap 2023 Groep B · Sunday 27 August 2023
SWIDURSKI, J. (JULIEN) 1681
10191 NBSB Avondcompetitie 2024-2025 Ronde 3 · Monday 25 November 2024
RUTTEN, J.G.H. (JOOST) 1685
6732 KNSB competitie 2022-2023 Klasse 4 ronde 7 · Saturday 11 March 2023
THOLE, T. (TIM) 1702
BOKS, tevens NBSB Snelschaakkampioenschap · Saturday 22 February 2025
VERMEULEN, G. (GUUS) 1732
6967 KNSB competitie 2022-2023 Klasse 4 ronde 8 · Saturday 1 April 2023
No FIDE-rated tournaments found.
NBSB Avondcompetitie 2025-2026 Ronde 7 Monday 22 September 2025 +0–2=0 -16.1
NBSB Avondcompetitie 2025-2026 Ronde 5 Monday 22 September 2025 +2–0=0 +10.5
NBSB Avondcompetitie 2025-2026 Ronde 3 Monday 22 September 2025 +1–0=0 +4.4
NBSB Beker B 2025-2026 Ronde 2 Monday 22 September 2025 +1–0=0 +13.0
NBSB Avondcompetitie 2025-2026 Ronde 2 Monday 22 September 2025 +1–0=0 +10.2
NBSB Beker B 2025-2026 Ronde 1 Monday 22 September 2025 +0–0=1 -1.5
NBSB Avondcompetitie 2025-2026 Ronde 1 Monday 22 September 2025 +0–0=1 +2.6
KNSB competitie 2025-2026 Klasse 4 ronde 9 Saturday 20 September 2025 +0–0=1 -0.4
KNSB competitie 2025-2026 Klasse 4 ronde 8 Saturday 20 September 2025 +0–0=2 +0.2
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +0–0=1 -2.3
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +1–0=0 +5.6
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +1–0=0 +13.0
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +0–1=0 -13.8
BOKS, tevens NBSB Snelschaakkampioenschap Saturday 22 February 2025 +5–6=0 -33.8
NBSB Beker B 2024-2025 Ronde 2 Saturday 19 October 2024 +1–0=0 +13.4
NBSB Beker B 2024-2025 Ronde 1 Saturday 19 October 2024 +1–0=0 +6.6
NBSB Avondcompetitie 2024-2025 Ronde 7 Monday 30 September 2024 +0–1=0 -9.3
NBSB Avondcompetitie 2024-2025 Ronde 6 Monday 30 September 2024 +0–1=0 -10.5
NBSB Avondcompetitie 2024-2025 Ronde 5 Monday 30 September 2024 +0–0=1 -4.9
NBSB Avondcompetitie 2024-2025 Ronde 4 Monday 30 September 2024 +1–0=0 +15.6
NBSB Avondcompetitie 2024-2025 Ronde 3 Monday 30 September 2024 +0–1=0 -16.4
NBSB Avondcompetitie 2024-2025 Ronde 2 Monday 30 September 2024 +1–0=0 +13.3
KNSB competitie 2024-2025 Klasse 5 ronde 7 Saturday 21 September 2024 +1–0=0 +13.0
KNSB competitie 2024-2025 Klasse 5 ronde 6 Saturday 21 September 2024 +1–0=0 +8.9
KNSB competitie 2024-2025 Klasse 5 ronde 5 Saturday 21 September 2024 +0–0=1 -3.6
KNSB competitie 2024-2025 Klasse 3 ronde 5 Saturday 21 September 2024 +0–0=1 +2.4
KNSB competitie 2024-2025 Klasse 5 ronde 3 Saturday 21 September 2024 +0–0=1 +1.5
KNSB competitie 2024-2025 Klasse 5 ronde 2 Saturday 21 September 2024 +1–0=0 +6.4
KNSB competitie 2024-2025 Klasse 5 ronde 1 Saturday 21 September 2024 +0–1=0
Goirles Weekend Kampioenschap 2024 Groep B Friday 23 August 2024 +0–3=0 -31.7
KNSB competitie 2023-2024 Klasse 4 ronde 9 Saturday 16 September 2023 +0–1=0 -9.2
KNSB competitie 2023-2024 Klasse 4 ronde 8 Saturday 16 September 2023 +0–0=1 -1.1
KNSB competitie 2023-2024 Klasse 4 ronde 7 Saturday 16 September 2023 +0–0=1 +2.0
KNSB competitie 2023-2024 Klasse 4 ronde 6 Saturday 16 September 2023 +0–1=0 -9.1
KNSB competitie 2023-2024 Klasse 4 ronde 5 Saturday 16 September 2023 +0–1=0 -7.0
KNSB competitie 2023-2024 Klasse 4 ronde 4 Saturday 16 September 2023 +0–1=0 -10.5
KNSB competitie 2023-2024 Klasse 4 ronde 3 Saturday 16 September 2023 +1–0=0 +10.1
KNSB competitie 2023-2024 Klasse 4 ronde 2 Saturday 16 September 2023 +1–0=0 +10.7
Goirles Weekend Kampioenschap 2023 Groep B Friday 25 August 2023 +1–2=2 -8.9
NBSB competitie 2023 Groep A Sunday 1 January 2023 +1–0=0 +5.7
KNSB competitie 2022-2023 Klasse 3 ronde 9 Saturday 17 September 2022 +1–0=0 +9.8
KNSB competitie 2022-2023 Klasse 4 ronde 8 Saturday 17 September 2022 +0–1=0 -12.4
KNSB competitie 2022-2023 Klasse 4 ronde 7 Saturday 17 September 2022 +0–1=0 -14.7
KNSB competitie 2022-2023 Klasse 4 ronde 6 Saturday 17 September 2022 +0–0=1 -6.0
KNSB competitie 2022-2023 Klasse 4 ronde 5 Saturday 17 September 2022 +1–0=0
KNSB competitie 2022-2023 Klasse 4 ronde 4 Saturday 17 September 2022 +0–1=0 -4.2

Rating History

Loading rating history...

Peak Ratings

Classic 1857 Dec. 1, 2025
Rapid 1855 March 1, 2026
Blitz 1797 March 1, 2025

Games

Wins 25
Losses 25
Draws 15
Win Rate 38%

Performance by Color

Color Wins Draws Losses Win Rate
White 17 5 13 49%
Black 8 10 12 27%

Recent Matches

Daniels, H.A.M. (Hennie) (1841) Saturday 11 April 2026 DRAW -0.4
Verstegen, J. (Jonas) (1750) Friday 20 March 2026 LOSS -8.0
Verstegen, J. (Jonas) (1750) Friday 20 March 2026 LOSS -8.0
Karstens, A. (Lex) (1858) Saturday 7 March 2026 DRAW +0.1
Karstens, A. (Lex) (1858) Saturday 7 March 2026 DRAW +0.1
Zijderveld, P. (Peter) (1625) Monday 2 February 2026 WIN +5.3
Zijderveld, P. (Peter) (1625) Monday 2 February 2026 WIN +5.3
Hartendorp, J.L. (Jeroen) (1790) Saturday 13 December 2025 DRAW -2.3
Maanders, J.W.H.J. (Wim) (1617) Saturday 22 November 2025 WIN +5.6
Leenaars, J.C.D.M. (Hans) (1570) Monday 10 November 2025 WIN +4.4
Stafleu, M. (Michiel) (1849) Saturday 8 November 2025 WIN +13.0
Haast, J.A.H. (Jan) (1742) Friday 24 October 2025 WIN +10.2
Kunst, R.C.F. (Robert) (1767) Saturday 11 October 2025 DRAW -1.5
Griend van de, J. (Johan) (1823) Saturday 4 October 2025 WIN +13.0
Gestel van, S. (Sjef) (1898) Monday 22 September 2025 DRAW +2.6
Kloe de, M. (Maarten) (1787) Saturday 20 September 2025 LOSS -13.8
Loy van, H.G.M. (Rick) (1913) Monday 7 April 2025 LOSS -9.3
Kok, R. (Ramon) (1834) Saturday 5 April 2025 WIN +13.0
Fransen, J.P. (Jean-Paul) (1881) Tuesday 18 March 2025 LOSS -10.5
Gelder van, L. (Leo) (1717) Saturday 8 March 2025 WIN +8.9