KNSB FIDE
SS

Sjaak Spiegels

Rated since January 2023

1846 Classic
1859 Rapid
1859 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
ZALM VAN DER, M. (MARNIX) 2047
11341 ZSB Avondcompetitie 2024-2025 Groep A · Monday 12 May 2025
RIJ VAN, G.K. (GERT) 1974
11948 ZSB avondcompetitie 2025-2026 Groep A · Monday 5 January 2026
TINGA, T.I. (TJERK) 1971
12264 KNSB competitie 2025-2026 Klasse 4 ronde 3 · Saturday 1 November 2025
Worst losses
JOOSEN, J. (JESSE) 1787
12991 KNSB competitie 2025-2026 Klasse 4 ronde 7 · Saturday 7 February 2026
ZOOTJES, A. (AÄRON) 1856
11949 ZSB avondcompetitie 2025-2026 1e klasse ronde 7 · Friday 13 February 2026
HERT DE, O.R. (OLIVER) 1919
13528 KNSB competitie 2025-2026 Klasse 4 ronde 9 · Saturday 11 April 2026
DUYNKERKE, L.J. (LENNARD) 1931
11943 ZSB avondcompetitie 2025-2026 Groep A · Monday 22 September 2025
HEIJMANS, S.H.H. (STAN) 1982
12409 KNSB competitie 2025-2026 Klasse 4 Ronde 4 · Saturday 22 November 2025
No FIDE-rated tournaments found.
ZSB avondcompetitie 2025-2026 Ronde 9 Wednesday 1 April 2026 +0–0=1 -2.3
ZSB avondcompetitie 2025-2026 Ronde 8 Sunday 1 March 2026 +0–0=1 -2.5
ZSB avondcompetitie 2025-2026 1e klasse ronde 7 Sunday 1 February 2026 +0–1=0 -14.1
ZSB avondcompetitie 2025-2026 Groep A Thursday 1 January 2026 +1–0=0 +15.5
Beker ZSB 2025-2026 Kwartfinale Monday 1 December 2025 +0–1=0 -11.2
ZSB avondcompetitie 2025-2026 Groep A Saturday 15 November 2025 +0–1=0 -2.4
ZSB avondcompetitie 2025-2026 Groep A Saturday 1 November 2025 +0–1=0 -3.8
ZSB avondcompetitie 2025-2026 Groep A Wednesday 1 October 2025 +0–0=1 +2.3
KNSB competitie 2025-2026 Klasse 4 ronde 9 Saturday 20 September 2025 +0–1=0 -10.4
KNSB competitie 2025-2026 Klasse 4 ronde 8 Saturday 20 September 2025 +0–0=1 +1.7
KNSB competitie 2025-2026 Klasse 4 ronde 7 Saturday 20 September 2025 +0–1=0 -16.4
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +0–0=1 -3.4
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +0–1=0 -9.4
KNSB competitie 2025-2026 Klasse 4 ronde 3 Saturday 20 September 2025 +1–0=0 +15.3
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–0=1 -1.3
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +0–0=1 +1.7
ZSB avondcompetitie 2025-2026 Groep A Monday 1 September 2025 +0–1=0 -11.4
ZSB Avondcompetitie 2024-2025 Groep A Monday 7 April 2025 +1–0=0 +18.0

Rating History

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Peak Ratings

Classic 1902 Feb. 1, 2026
Rapid 1871 March 1, 2026
Blitz 1871 March 1, 2026

Games

Wins 3
Losses 8
Draws 7
Win Rate 17%

Performance by Color

Color Wins Draws Losses Win Rate
White 1 6 4 9%
Black 2 1 4 29%

Recent Matches

Haasbroek, B. (Brandon) (1793) Thursday 16 April 2026 DRAW -2.3
Hert de, O.R. (Oliver) (1919) Saturday 11 April 2026 LOSS -10.4
Welten, J.S.P. (Hans) (1800) Monday 9 March 2026 DRAW -2.5
Zootjes, A. (Aäron) (1920) Saturday 7 March 2026 DRAW +1.7
Duynkerke, L.J. (Lennard) (1939) Saturday 28 February 2026 LOSS -11.2
Zootjes, A. (Aäron) (1856) Friday 13 February 2026 LOSS -14.1
Joosen, J. (Jesse) (1787) Saturday 7 February 2026 LOSS -16.4
Rij van, G.K. (Gert) (1974) Monday 5 January 2026 WIN +15.5
Tilborg van, T. (Thijs) (1794) Saturday 13 December 2025 DRAW -3.4
Meulmeester, L. (Luuk) (2137) Friday 28 November 2025 LOSS -2.4
Heijmans, S.H.H. (Stan) (1982) Saturday 22 November 2025 LOSS -9.4
FM Tiggelman, R. (René) (2186) Monday 3 November 2025 LOSS -3.8
Tinga, T.I. (Tjerk) (1971) Saturday 1 November 2025 WIN +15.3
Graaf de, D. (Dig) (1967) Friday 10 October 2025 DRAW +2.3
Goorden, J.M. (Johan) (1865) Saturday 4 October 2025 DRAW -1.3
Duynkerke, L.J. (Lennard) (1931) Monday 22 September 2025 LOSS -11.4
Verbruggen, S. (Samuel) (1949) Saturday 20 September 2025 DRAW +1.7
Zalm van der, M. (Marnix) (2047) Monday 12 May 2025 WIN +18.0