HK

Hyronymus Koelhuis

Rated since December 2025

1349 Classic
1310 Rapid

RIVALRY

Nemesis
Games: 4 · Win rate: 25%
Kryptonite
Games: 3 · Win rate: 0%

The good & the bad

Best wins
12461 46e Landau jeugdschaaktoernooi Groep A · Saturday 3 January 2026
11999 Pepernoten Toernooi (GrandPrix) ABC-groep · Saturday 29 November 2025
11999 Pepernoten Toernooi (GrandPrix) ABC-groep · Saturday 29 November 2025
GUS VAN CAUTEREN (C) 1214
12461 46e Landau jeugdschaaktoernooi Groep A · Saturday 3 January 2026
11999 Pepernoten Toernooi (GrandPrix) ABC-groep · Saturday 29 November 2025
Worst losses
12461 46e Landau jeugdschaaktoernooi Groep A · Saturday 3 January 2026
12461 46e Landau jeugdschaaktoernooi Groep A · Saturday 3 January 2026
11999 Pepernoten Toernooi (GrandPrix) ABC-groep · Saturday 29 November 2025
11999 Pepernoten Toernooi (GrandPrix) ABC-groep · Saturday 29 November 2025
12461 46e Landau jeugdschaaktoernooi Groep A · Saturday 3 January 2026
No FIDE-rated tournaments found.
PKJ Zeeland speeldag 2 PKJ ZSB 2026 AB-groep Saturday 31 January 2026 +26=0
46e Landau jeugdschaaktoernooi Groep A Saturday 3 January 2026 +24=0 -108.4
Pepernoten Toernooi (GrandPrix) ABC-groep Saturday 29 November 2025 +34=0

Rating History

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Peak Ratings

Classic 1349 March 1, 2026
Rapid 1398 Jan. 1, 2026

Games

Wins 7
Losses 14
Draws 0
Win Rate 33%

Performance by Color

Color Wins Draws Losses Win Rate
White 6 0 5 55%
Black 1 0 9 10%

Recent Matches

Nieuwenhuijse, C.P. (Dieter) Saturday 31 January 2026 LOSS
IJdema, J. (Jeremy) Saturday 31 January 2026 WIN
Mustafov, B. (Berk) (1639) Saturday 31 January 2026 LOSS
Koolhoven, G. (Giovanni) (1613) Saturday 31 January 2026 LOSS
Mustafov, B. (Berk) (1639) Saturday 31 January 2026 LOSS
Koolhoven, G. (Giovanni) (1613) Saturday 31 January 2026 LOSS
Nieuwenhuijse, C.P. (Dieter) Saturday 31 January 2026 LOSS
IJdema, J. (Jeremy) Saturday 31 January 2026 WIN
Wagenmakers, A. (Amir) (1435) Saturday 3 January 2026 WIN +45.0
Vliegher de, L. (Lars) (1148) Saturday 3 January 2026 LOSS -66.1
Gus van Cauteren (C) (1214) Saturday 3 January 2026 WIN +21.2
Nieuwenhuijse, C.P. (Dieter) (998) Saturday 3 January 2026 LOSS -75.1
Minakov, L. (Leonid) (1581) Saturday 3 January 2026 LOSS -21.3
Rommens, T. (Tygo) (1694) Saturday 3 January 2026 LOSS -12.3
Koolhoven, G. (Giovanni) (1763) Saturday 29 November 2025 LOSS
Nieuwenhuijse, C.P. (Dieter) (876) Saturday 29 November 2025 WIN
Provoost, B. (Benjamin) (1297) Saturday 29 November 2025 WIN
Stol, R.L.T. (Reinnard) (1471) Saturday 29 November 2025 LOSS
Sighem van, N.W.H. (Niels) (1696) Saturday 29 November 2025 LOSS
Kok de, T.J.C. (Thijs) (1369) Saturday 29 November 2025 WIN