KNSB FIDE
JJ

Johan Jorritsma

Rated since January 2023

1642 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
ELANGKUMARAN, A. (ANUMITRA) 1751
Open Gronings Blitz Kampioenschap 2024 (Tijdens NK ABC) · Wednesday 1 May 2024
HOECKER, H. (HORST) 1698
8456 Chess Festival Groningen Compact · Friday 27 December 2024
SLOTTJE, P.M. (PIM) 1683
11708 Open NK Schaken 2025 Reserve C · Wednesday 23 July 2025
MORAAL, J. (JACOB) 1682
12701 Chessfestival Groningen Compact Groep C · Sunday 28 December 2025
MA, Y. (YUAN LI) 1617
12817 Weekendtoernooi Groninger Combinatie / PK NOSBO Groep A · Sunday 17 May 2026
Worst losses
PSAILA, OCEAN 1298
6249 Chess Festival Groningen Open C · Thursday 29 December 2022
NAIR, P. (PRANAV PRASOBH) 1444
Open Gronings Blitz Kampioenschap 2024 (Tijdens NK ABC) · Wednesday 1 May 2024
HEIJMANS, M. (MERLIJN) 1481
7110 NOSBO competitie 2022-2023 Mei 2023 · Friday 12 May 2023
SCHEPERS, W. (WILLEM) 1492
6841 NOSBO competitie 2022-2023 Maart 2023 · Friday 24 March 2023
GOHIL, G. (VIAAN) 1519
6368 Weekendtoernooi Groninger Combinatie / PK NOSBO Groep A · Sunday 21 May 2023
Weekendtoernooi Groninger Combinatie / PK NOSBO Groep A Thursday 14 May 2026 +1–5=0 -35.4
Chessfestival Groningen Compact Groep C Friday 26 December 2025 +1–1=3 +13.9
Open NK Schaken 2025 Reserve C Tuesday 22 July 2025 +4–4=1 -16.8
Chess Festival Groningen Compact Saturday 21 December 2024 +2–2=1 +12.3
Weekendtoernooi Groninger Combinatie / PK NOSBO Groep A Thursday 18 May 2023 +0–3=3 -34.5
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +1–0=0 +13.0
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -7.0
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +0–0=1 +2.9
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–0=1 +0.9
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–0=1 +7.9
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +1–0=0
Open Gronings Blitz Kampioenschap 2024 (Tijdens NK ABC) Wednesday 1 May 2024 +4–5=0 +30.5
Chess Festival Groningen Open C Wednesday 21 December 2022 +2–3=4 +2.6
NOSBO competitie 2022-2023 Mei 2023 Monday 24 October 2022 +0–1=0 -13.5
NOSBO competitie 2022-2023 April 2023 - beker Monday 24 October 2022 +1–0=0 +19.4
NOSBO competitie 2022-2023 Maart 2023 Monday 24 October 2022 +0–1=1 -2.7
NOSBO competitie 2022-2023 Februari 2023 Monday 24 October 2022 +1–0=0
NOSBO competitie 2022-2023 December 2022 Monday 24 October 2022 +1–0=0 +20.2

Team Competition

Current team
Staunton Groningen 3
Klasse 5A · 2025-2026 · 6 games
Past teams
De Paardensprong I
Zestallen · 2022-2023
De Paardensprong I
Viertallen A · 2021-2022

Rating History

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Peak Ratings

Classic 1639 April 1, 2026
Rapid 1624 March 1, 2026
Blitz 1642 Oct. 1, 2024

Games

Wins 19
Losses 26
Draws 16
Win Rate 31%

Performance by Color

Color Wins Draws Losses Win Rate
White 10 8 10 36%
Black 9 8 16 27%

Recent Matches

Soest van, S. (Sjoerd) (1819) Sunday 17 May 2026 LOSS -7.1
Ma, Y. (Yuan Li) (1617) Sunday 17 May 2026 WIN +12.6
Andrieu, J. (Justin) (1726) Saturday 16 May 2026 LOSS -10.2
Kempenaar, J. (Jane) (1537) Friday 15 May 2026 LOSS -17.1
Qatina, W. (Waheeb) (1817) Friday 15 May 2026 LOSS -7.1
Foreest van, P. (Pieter) (1841) Thursday 14 May 2026 LOSS -6.4
Stegeman, D. (Derk) (1613) Saturday 7 March 2026 WIN +13.0
Meer van der, H.J. (Henk) (1820) Saturday 7 February 2026 LOSS -7.0
Bergshoeff, G. (Bert) (1713) Tuesday 30 December 2025 DRAW +3.8
Botter, J. (Joachim) (1611) Monday 29 December 2025 LOSS -14.5
Moraal, J. (Jacob) (1682) Sunday 28 December 2025 WIN +16.9
Gay, A. (Aurore) (1712) Saturday 27 December 2025 DRAW +3.8
Takkebos, M.J. (Michiel) (1715) Friday 26 December 2025 DRAW +3.9
Nagel, D. (Doede) (1688) Saturday 13 December 2025 DRAW +2.9
Jetten, D. (Dirk) (1630) Saturday 22 November 2025 DRAW +0.9
Strik, A.F. (Aart) (1818) Saturday 1 November 2025 DRAW +7.9
Koopman, W. (Wart) Saturday 4 October 2025 WIN
Trunz, Daniel (1425) Wednesday 30 July 2025 WIN +7.7
Diggelen van, S. (Samantha) (1406) Tuesday 29 July 2025 WIN +7.0
Doorn, W.J. (Wouter) (1589) Monday 28 July 2025 LOSS -17.3