KNSB FIDE
JS

Jan van der Sleen

Rated since January 2023

1722 Classic
1728 Rapid
1734 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
LEVINK, C.H.J. (CLEMENS) 1726
11958 Kiste Trui Toernooi Groep A · Saturday 8 November 2025
BOZANIC, L. (LEON) 1674
13786 Rapidkampioenschap Afdeling Oost groep B · Saturday 2 May 2026
VAILLANT, P.E. (PAUL) 1649
13786 Rapidkampioenschap Afdeling Oost groep B · Saturday 2 May 2026
KIEVIET, D. (DIET) 1512
13368 Open Veens 2026 Groep A · Wednesday 1 July 2026
HARTEN VAN, T.M. (THIJS) 1483
11958 Kiste Trui Toernooi Groep A · Saturday 8 November 2025
Worst losses
MARKVOORT, G.J. (GERRIT) 1542
13786 Rapidkampioenschap Afdeling Oost groep B · Saturday 2 May 2026
DÖLL, J. (JUNIOR) 1582
13368 Open Veens 2026 Groep A · Thursday 4 June 2026
BOZANIC, S. (SAŠA) 1606
13786 Rapidkampioenschap Afdeling Oost groep B · Saturday 2 May 2026
KUIPER DE, A. (ARJAN) 1641
13248 KNSB competitie 2025-2026 Klasse 5 ronde 7 · Saturday 7 March 2026
KASZA, M. (MARTIJN) 1665
12265 KNSB competitie 2025-2026 Klasse 5 ronde 2 · Saturday 1 November 2025
No FIDE-rated tournaments found.
Open Veens 2026 Groep A Thursday 28 May 2026 +1–1=1 -12.1
Rapidkampioenschap Afdeling Oost groep B Saturday 2 May 2026 +3–2=2 -14.1
Kiste Trui Toernooi Groep A Saturday 8 November 2025 +2–2=3 -21.6
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -12.7
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–1=0 -16.6
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–1=0 -16.4

Rating History

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Peak Ratings

Classic 1835 Oct. 1, 2024
Rapid 1777 April 1, 2025
Blitz 1763 March 1, 2026

Games

Wins 6
Losses 8
Draws 6
Win Rate 30%

Performance by Color

Color Wins Draws Losses Win Rate
White 5 1 5 45%
Black 1 5 3 11%

Recent Matches

Kieviet, D. (Diet) (1512) Wednesday 1 July 2026 WIN +5.5
Beek van de, K. (Koen) Wednesday 10 June 2026 DRAW
Döll, J. (Junior) (1582) Thursday 4 June 2026 LOSS -17.6
Helfrich, I. (Idsert) (1300) Saturday 2 May 2026 WIN +1.5
Brinks, G.J. (Jurian) (1724) Saturday 2 May 2026 DRAW -0.6
Bozanic, S. (Saša) (1606) Saturday 2 May 2026 LOSS -17.1
Markvoort, G.J. (Gerrit) (1542) Saturday 2 May 2026 LOSS -19.0
Bozanic, L. (Leon) (1674) Saturday 2 May 2026 WIN +10.2
Vaillant, P.E. (Paul) (1649) Saturday 2 May 2026 WIN +9.3
Schaik van, H. (Henk) (1786) Saturday 2 May 2026 DRAW +1.5
Vliek, D.W. (Dick) (1758) Saturday 28 March 2026 LOSS -12.7
Kuiper de, A. (Arjan) (1641) Saturday 7 March 2026 LOSS -16.6
Bouwman, A. (Alexander) (1732) Saturday 8 November 2025 DRAW -1.1
Levink, C.H.J. (Clemens) (1726) Saturday 8 November 2025 WIN +11.2
Vos, Nick (1722) Saturday 8 November 2025 DRAW -1.5
Harten van, T.M. (Thijs) (1483) Saturday 8 November 2025 WIN +4.1
Dhanis, L. (Luca) (1601) Saturday 8 November 2025 DRAW -5.4
Poll van der, D. (Darwin) (1680) Saturday 8 November 2025 LOSS -15.4
Jacobs, S. (Stan) (1736) Saturday 8 November 2025 LOSS -13.5
Kasza, M. (Martijn) (1665) Saturday 1 November 2025 LOSS -16.4