KNSB FIDE
IB

Iwan Bonoo

Rated since March 2026

1856 Classic
1856 Rapid
1856 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
MICCICHE, RUBEN 2116
Brugse Meesters 2025 Open · Wednesday 13 August 2025
SHUQJA, KLEAN (WFM) 2044
46ste Open Internationaal Toernooi Gent · Monday 21 July 2025
BOLHUIS, R. (RIDENS) 1887
11481 12e Best of the West Groep A, rondes 6 en 7 · Saturday 31 May 2025
HOFLAND, J. (JEFFREY) 1801
46ste Open Internationaal Toernooi Gent · Wednesday 23 July 2025
BOS, B. (BAS) 1770
11679 13e Best of the West Groep A, ronde 1 · Saturday 18 October 2025
Worst losses
MANUEL DOS SANTOS, FABIO 1619
III Torneio Internacional Cidade de Lagos · Thursday 6 November 2025
ARIKAN, YANKI 1720
46ste Open Internationaal Toernooi Gent · Tuesday 22 July 2025
KOK, C.H. (CAREL) 1934
11251 KNSB competitie 2024-2025 Klasse 3 ronde 9 · Saturday 10 May 2025
MOLENAAR, A.J.M. (TOINE) 1945
11993 KNSB competitie 2025-2026 Klasse 4 ronde 2 · Saturday 4 October 2025
BOONSTRA, J. (JASPER) 1950
12409 KNSB competitie 2025-2026 Klasse 4 Ronde 4 · Saturday 22 November 2025
III Torneio Internacional Cidade de Lagos Saturday 1 November 2025 +2–3=3 -23.3
13e Best of the West Groep A, ronde 1 Saturday 18 October 2025 +1–0=0 +8.1
SGA Competitie 2025-2026 1e Klasse A ronde 1 en 2 Wednesday 1 October 2025 +0–1=0 -10.5
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +0–1=0 -10.4
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–1=0 -11.0
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +0–1=0 -5.9
Brugse Meesters 2025 Open Saturday 9 August 2025 +3–4=0 +11.0
46ste Open Internationaal Toernooi Gent Saturday 19 July 2025 +4–4=0 -3.0
12e Best of the West Groep A, rondes 6 en 7 Saturday 28 September 2024 +1–0=0 +12.1
KNSB competitie 2024-2025 Klasse 3 ronde 9 Saturday 21 September 2024 +0–1=0 -11.3

Rating History

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Peak Ratings

Classic 1856 March 1, 2026
Rapid 1856 March 1, 2026
Blitz 1856 March 1, 2026

Games

Wins 11
Losses 16
Draws 3
Win Rate 37%

Performance by Color

Color Wins Draws Losses Win Rate
White 5 2 9 31%
Black 6 1 7 43%

Recent Matches

Boonstra, J. (Jasper) (1950) Saturday 22 November 2025 LOSS -10.4
Bakker, J.S. (John) (1817) Saturday 8 November 2025 DRAW -2.5
Pena, Helio Adelino Silva (1804) Friday 7 November 2025 DRAW -2.9
Manuel dos Santos, Fabio (1619) Thursday 6 November 2025 LOSS -20.7
GM Cámpora Sívori, D. (Daniel Hugo) (2348) Wednesday 5 November 2025 LOSS -1.4
Kostyukovich, Dmitry (1711) Tuesday 4 November 2025 WIN +6.7
IM Bosboom, M. (Manuel) (2364) Monday 3 November 2025 LOSS -1.2
Mostafa, Hazem Farouk Mahmoud (1747) Sunday 2 November 2025 DRAW -4.8
Freitas, Carlos (1578) Saturday 1 November 2025 WIN +3.5
Bos, B. (Bas) (1770) Saturday 18 October 2025 WIN +8.1
Molenaar, A.J.M. (Toine) (1945) Saturday 4 October 2025 LOSS -11.0
Kok, C.H. (Carel) (1959) Thursday 2 October 2025 LOSS -10.5
Steen van der, J.A. (Jan-Aart) (2101) Saturday 20 September 2025 LOSS -5.9
Molenaar, C. (Christiaan) (2018) Friday 15 August 2025 LOSS -8.5
Turbin, Yaroslav (2115) Thursday 14 August 2025 LOSS -5.7
Micciche, Ruben (2116) Wednesday 13 August 2025 WIN +19.4
Daems, Thibaut (1727) Tuesday 12 August 2025 WIN +6.8
Carpentier, J. (Jannes) (2094) Monday 11 August 2025 LOSS -6.2
Ok, Miro (1761) Sunday 10 August 2025 WIN +7.8
Nemegeer, A. (Arne) (2258) Saturday 9 August 2025 LOSS -2.6