KNSB FIDE
JN

Joop Naaijer

Rated since March 2026

1558 Classic

RIVALRY

Nemesis
Bekker, F. (Free)
Games: 3 · Win rate: 33%
Kryptonite
Scholten, E. (Evert)
Games: 4 · Win rate: 0%

The good & the bad

Best wins
MELLE VAN, J.P. (JOOST) 1650
12078 S.C. Middelstum interne competitie 09-09-2025 t/m 30-09-2025 (020024) · Tuesday 16 September 2025
HARMANNY, W. (WIM) 1640
12630 S.C. Middelstum interne competitie 07-10-2025 t/m 16-12-2025 (020024) · Tuesday 28 October 2025
BEKKER, F. (FREE) 1619
11827 S.C. Middelstum interne competitie 03-06-2025 t/m 04-09-2025 (020024) · Tuesday 22 July 2025
BOS, W. (WIM) 1600
11828 S.C. Middelstum interne competitie 04-06-2025 t/m 05-09-2025 (020024) · Thursday 24 July 2025
SMEDINGA, T.H. (TEIJE) 1571
12097 NOSBO-competitie 2025-2026 ronde 1 Klasse 2A · Monday 13 October 2025
Worst losses
HARMANNY, W. (WIM) 1587
13185 S.C. Middelstum interne competitie 08-01-2026 t/m 26-02-2026 (020024) · Thursday 8 January 2026
BOS, W. (WIM) 1600
12078 S.C. Middelstum interne competitie 09-09-2025 t/m 30-09-2025 (020024) · Tuesday 9 September 2025
MELLE VAN, J.P. (JOOST) 1650
11828 S.C. Middelstum interne competitie 04-06-2025 t/m 05-09-2025 (020024) · Thursday 12 June 2025
PRINS, B.H. (BE) 1665
12078 S.C. Middelstum interne competitie 09-09-2025 t/m 30-09-2025 (020024) · Tuesday 23 September 2025
SCHOLTEN, E. (EVERT) 1726
12078 S.C. Middelstum interne competitie 09-09-2025 t/m 30-09-2025 (020024) · Tuesday 30 September 2025
No FIDE-rated tournaments found.
NOSBO-competitie 2025-2026 ronde 4 Groep A Monday 19 January 2026 +0–0=1 -1.1
S.C. Middelstum interne competitie 08-01-2026 t/m 26-02-2026 (020024) Thursday 1 January 2026 +0–1=1 -6.5
NOSBO-competitie 2025-2026 ronde 1 Klasse 2A Monday 13 October 2025 +1–0=0 +13.1
S.C. Middelstum interne competitie 07-10-2025 t/m 16-12-2025 (020024) Tuesday 9 September 2025 +1–1=1 +15.0
S.C. Middelstum interne competitie 09-09-2025 t/m 30-09-2025 (020024) Tuesday 9 September 2025 +1–3=0 -16.5
S.C. Middelstum interne competitie 04-06-2025 t/m 05-09-2025 (020024) Wednesday 4 June 2025 +1–3=1 -15.2
S.C. Middelstum interne competitie 03-06-2025 t/m 04-09-2025 (020024) Tuesday 3 June 2025 +2–8=2 -29.9

Rating History

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Peak Ratings

Classic 1558 March 1, 2026
Rapid 1558 March 1, 2026
Blitz 1558 March 1, 2026

Games

Wins 6
Losses 16
Draws 6
Win Rate 21%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 2 9 21%
Black 3 4 7 21%

Recent Matches

Groothof, J.P. (Jan) (1533) Monday 19 January 2026 DRAW -1.1
Scholten, E. (Evert) (1723) Wednesday 14 January 2026 DRAW +5.3
Harmanny, W. (Wim) (1587) Thursday 8 January 2026 LOSS -11.7
Kamminga, W.R. (Rob) (1978) Tuesday 18 November 2025 LOSS -1.7
Harmanny, W. (Wim) (1640) Tuesday 28 October 2025 WIN +15.5
Smedinga, T.H. (Teije) (1571) Monday 13 October 2025 WIN +13.1
Bekker, F. (Free) (1586) Tuesday 7 October 2025 DRAW +1.2
Scholten, E. (Evert) (1726) Tuesday 30 September 2025 LOSS -8.2
Prins, B.H. (Be) (1665) Tuesday 23 September 2025 LOSS -10.2
Melle van, J.P. (Joost) (1650) Tuesday 16 September 2025 WIN +14.3
Bos, W. (Wim) (1600) Tuesday 9 September 2025 LOSS -12.4
Scholten, E. (Evert) (1726) Friday 5 September 2025 LOSS -8.2
Weperen van, J.J. (Jos) (1902) Thursday 4 September 2025 LOSS -3.6
Kamminga, W.R. (Rob) (1944) Tuesday 19 August 2025 LOSS -2.8
Berg van den, J. (Jan) (1489) Tuesday 12 August 2025 WIN +8.8
Hout van den, E.J. (Eric) (1672) Tuesday 5 August 2025 DRAW +2.6
Bos, W. (Wim) (1600) Tuesday 29 July 2025 LOSS -12.4
Bos, W. (Wim) (1600) Thursday 24 July 2025 WIN +12.6
Bekker, F. (Free) (1619) Wednesday 23 July 2025 DRAW +0.7
Bekker, F. (Free) (1619) Tuesday 22 July 2025 WIN +13.2