KNSB FIDE
JR

Jonathan Roodhorst

Rated since January 2023

1731 Classic
1717 Rapid
1731 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
STEFFERS, H. (HENDRIK) 1822
12594 KNSB competitie 2025-2026 Klasse 5 ronde 4 · Saturday 13 December 2025
NURMOHAMED,ZAYN 1619
14314 Open Kampioenschap Gouda 2026 Groep C · Saturday 5 September 2026
MEIJER, H. (HARRY) 1518
12992 KNSB competitie 2025-2026 Klasse 5 ronde 6 · Saturday 7 February 2026
NEGELEN,OSCAR 1489
14314 Open Kampioenschap Gouda 2026 Groep C · Saturday 5 September 2026
KLOOS,GUUS 1448
14314 Open Kampioenschap Gouda 2026 Groep C · Saturday 5 September 2026
Worst losses
BUIJS, G. (GERARD) 1717
13248 KNSB competitie 2025-2026 Klasse 5 ronde 7 · Saturday 7 March 2026
ELFERINK, D.A. (DUNCAN) 1729
14314 Open Kampioenschap Gouda 2026 Groep C · Saturday 5 September 2026
SLAGBOOM, A.J. (ARNO) 1856
12265 KNSB competitie 2025-2026 Klasse 5 ronde 2 · Saturday 1 November 2025
BOS VAN DE, L. (LENNART) 1929
14314 Open Kampioenschap Gouda 2026 Groep C · Saturday 5 September 2026
No FIDE-rated tournaments found.
Open Kampioenschap Gouda 2026 Groep C Saturday 5 September 2026 +3–2=2 -14.2
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–0=1 -3.7
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–1=0 -26.5
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +1–0=0 +10.0
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +1–0=0 +31.8
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–1=0 -17.2

Team Competition

Current team
Messemaker 1847 2
Klasse 5I · 2025-2026 · 5 games
Past teams
Messemaker 1847 2
Klasse 5J · 2024-2025
Messemaker 1847 3
Klasse 6K · 2024-2025
Messemaker 1847 2
Klasse 5H · 2023-2024

Rating History

Loading rating history...

Peak Ratings

Classic 1761 March 1, 2026
Rapid 1761 March 1, 2026
Blitz 1761 March 1, 2026

Games

Wins 5
Losses 4
Draws 3
Win Rate 42%

Performance by Color

Color Wins Draws Losses Win Rate
White 2 2 2 33%
Black 3 1 2 50%

Recent Matches

Bos van de, L. (Lennart) (1929) Saturday 5 September 2026 LOSS -11.0
Negelen,Oscar (1489) Saturday 5 September 2026 WIN +8.9
Cuba de, E. (Emily) (1587) Saturday 5 September 2026 DRAW -4.3
Nurmohamed,Zayn (1619) Saturday 5 September 2026 WIN +15.7
Elferink, D.A. (Duncan) (1729) Saturday 5 September 2026 LOSS -22.7
Lam, K.Y. (Kin) (1598) Saturday 5 September 2026 DRAW -8.1
Kloos,Guus (1448) Saturday 5 September 2026 WIN +7.3
Uyttenhove, P.C. (Pearl) (1705) Saturday 28 March 2026 DRAW -3.7
Buijs, G. (Gerard) (1717) Saturday 7 March 2026 LOSS -26.5
Meijer, H. (Harry) (1518) Saturday 7 February 2026 WIN +10.0
Steffers, H. (Hendrik) (1822) Saturday 13 December 2025 WIN +31.8
Slagboom, A.J. (Arno) (1856) Saturday 1 November 2025 LOSS -17.2