JJ

Janneke de Jong

Rated since February 2025

1599 Classic
1493 Rapid
1604 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
GREUTER, J. (JOHAN) 1736
10782 Schaak Combinatie Leeuwarden interne competitie 26-11-2024 t/m 11-03… · Tuesday 11 March 2025
WIERSMA, A. (ATTE) 1660
12448 Schaak Combinatie Leeuwarden Intern 1-10 · Tuesday 28 October 2025
DROOGSMA, H. (HENK) 1659
13471 Schaak Combinatie Leeuwarden interne competitie 03-02-2026 t/m 24-03… · Tuesday 24 February 2026
JONKHEER, M. (MARCO) 1651
9911 Open Rapidkampioenschap van Sneek 2025 _ · Saturday 25 January 2025
BRUINS, R. (RYAN) 1633
11051 Schaak Combinatie Leeuwarden interne competitie 25-03-2025 t/m 15-04… · Tuesday 8 April 2025
Worst losses
NOORT VAN, C.P. (CAS) 1580
9911 Open Rapidkampioenschap van Sneek 2025 _ · Saturday 25 January 2025
BOSMA, P.G. (PIETER) 1584
9911 Open Rapidkampioenschap van Sneek 2025 _ · Saturday 25 January 2025
WIERSMA, A. (ATTE) 1605
13471 Schaak Combinatie Leeuwarden interne competitie 03-02-2026 t/m 24-03… · Tuesday 24 March 2026
ROZENGA, E. (ERWIN) 1627
13471 Schaak Combinatie Leeuwarden interne competitie 03-02-2026 t/m 24-03… · Tuesday 3 March 2026
RODRIGUES, S.D. (SUZANNE) 1629
12448 Schaak Combinatie Leeuwarden Intern 1-10 · Tuesday 18 November 2025
No FIDE-rated tournaments found.
Schaak Combinatie Leeuwarden Intern 1-10 Tuesday 16 September 2025 +3–3=0 -28.4
FSB-competitie 2025-2026 ronde 7 2e klasse Monday 1 September 2025 +0–1=0 -5.5
Schaak Combinatie Leeuwarden interne competitie 03-02-2026 t/m 24-03… Monday 1 September 2025 +3–3=0 -17.0
FSB-competitie 2025-2026 ronde 6 2e klasse Monday 1 September 2025 +0–1=0 -15.7
Schaak Combinatie Leeuwarden interne competitie 02-12-2025 t/m 20-01… Monday 1 September 2025 +1–1=0 +2.6
FSB-competitie 2025-2026 ronde 1 3e klasse Monday 1 September 2025 +0–1=0 -28.3
Open Rapidkampioenschap van Sneek 2025 _ Saturday 25 January 2025 +2–5=0 +1.4
Schaak Combinatie Leeuwarden interne competitie 29-04-2025 t/m 03-06… Tuesday 17 September 2024 +0–2=1 -131.4
Schaak Combinatie Leeuwarden interne competitie 25-03-2025 t/m 15-04… Tuesday 17 September 2024 +2–0=0 +48.2
Schaak Combinatie Leeuwarden interne competitie 26-11-2024 t/m 11-03… Tuesday 17 September 2024 +4–1=1 +19.5

Rating History

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Peak Ratings

Classic 1821 May 1, 2025
Rapid 1493 Feb. 1, 2025
Blitz 1637 March 1, 2026

Games

Wins 15
Losses 18
Draws 2
Win Rate 43%

Performance by Color

Color Wins Draws Losses Win Rate
White 9 1 8 50%
Black 6 1 10 35%

Recent Matches

Tuinstra, T. (Thijs) (1923) Thursday 16 April 2026 LOSS -5.5
Wiersma, A. (Atte) (1605) Tuesday 24 March 2026 LOSS -26.3
Hogendorp, J.A. (Jan Anne) (1766) Monday 23 March 2026 LOSS -15.7
Rozenga, E. (Erwin) (1627) Tuesday 3 March 2026 LOSS -24.8
Droogsma, H. (Henk) (1659) Tuesday 24 February 2026 WIN +25.6
Schuit van der, H. (Henk) (1470) Tuesday 17 February 2026 WIN +13.5
Doevendans, A. (Arjen) (1702) Tuesday 10 February 2026 LOSS -19.8
Hartsuiker, H. (Henk) (1492) Tuesday 3 February 2026 WIN +14.8
Jellesma, T. (Theo) (1727) Tuesday 20 January 2026 LOSS -19.0
Vlieg, P. (Piet) (1579) Tuesday 16 December 2025 WIN +21.6
Rodrigues, S.D. (Suzanne) (1629) Tuesday 18 November 2025 LOSS -34.0
Hiemstra, D. (Dylan) (1465) Tuesday 4 November 2025 WIN +15.3
Wiersma, A. (Atte) (1660) Tuesday 28 October 2025 WIN +29.8
Aartsma, D. (Doeta) (1248) Tuesday 14 October 2025 WIN +4.0
Glas, R. (Reinder) (1737) Tuesday 7 October 2025 LOSS -28.3
Fraanje, W. (Wiebe) (1667) Tuesday 23 September 2025 LOSS -34.7
Berg van der, W. (Wessel) (2004) Tuesday 16 September 2025 LOSS -8.9
Rodrigues, S.D. (Suzanne) (1587) Tuesday 20 May 2025 DRAW -22.4
Buurman, M.J. (Maarten Jan) (1688) Tuesday 6 May 2025 LOSS -51.9
Cladder, P.H. (Paul) (1665) Tuesday 29 April 2025 LOSS -57.1