Bar Blitz KNSB FIDE
ZK

Zyon Kollen

Rated since October 2008

2339 Classical
2350 Rapid
2395 Blitz
Zyon's accounts
FIDE Unverified KNSB Unverified

The good & the bad

Best wins
Piceu, Tom (IM) 2276
Belgian Interclubs Round 2025-2026 Ronde 9 · 2026-03-15
Worst losses
Arnold, Rhys (FM) 2288
Dutch Team Competition 2025-2026 - Meesterklasse Part 7 · 2026-02-27
Pauly, C. (carlo) (FM) 2325
Dutch Team Competition - Meesterklasse Round 7 · 2026-02-07
Verstraeten, Rein (IM) 2339
Belgian Interclubs Round 2025-2026 Ronde 10 · 2026-03-29
Suvorov, Luca (FM) 2423
Belgian Interclubs Round 2025-2026 Ronde 11 · 2026-04-19
Fiebig, Thomas (IM) 2425
Belgian Interclubs Round 2025-2026 Ronde 8 · 2026-03-01

FIDE Tournaments

Belgian Interclubs Round 2025-2026 Ronde 11 standard 2026-04-19 +0–1=0 -8.0
Dutch Team Competition 2025-2026 - Meesterklasse Part 7 standard 2026-02-27 +0–1=0 -12.4
Belgian Interclubs Round 2025-2026 Ronde 8 standard 2026-03-01 +0–1=0 -8.4
Belgian Interclubs Round 2025-2026 Ronde 9 standard 2026-03-15 +1–0=0 +7.4
Dutch Team Competition - Meesterklasse Round 6 standard 2026-03-28 +0–0=1 +1.6
Belgian Interclubs Round 2025-2026 Ronde 10 standard 2026-03-29 +0–1=0 -10.8
Dutch Team Competition - Meesterklasse Round 7 standard 2026-02-07 +0–1=0 -11.6
Belgian Interclubs Round 2025-2026 Ronde 7 standard 2026-02-08 +0–0=1 +2.6
Belgian Interclubs Round 2025-2026 Ronde 6 standard 2026-01-25 +1–0=0 +1.6
Belgian Interclubs Round 2025-2026 Ronde 5 Sunday 7 December 2025 +0–1=0 -5.1
Belgian Interclubs Round 2025-2026 Ronde 4 Sunday 23 November 2025 +1–0=0 +8.9
Belgian Interclubs Round 2025-2026 Ronde 3 Sunday 16 November 2025 +0–0=1 -2.2
Belgian Interclubs Round 2025-2026 Ronde 2 Sunday 12 October 2025 +0–1=0 -8.7
KNSB competitie 2025-2026 Meesterklasse ronde 6 Saturday 20 September 2025 +0–0=2 +2.4
KNSB competitie 2025-2026 Meesterklasse ronde 7 Saturday 20 September 2025 +0–2=0 -13.2
KNSB competitie 2025-2026 Meesterklasse ronde 5 Saturday 20 September 2025 +1–0=0 +3.6
KNSB competitie 2025-2026 Meesterklasse ronde 2 Saturday 20 September 2025 +0–0=1 -0.1
KNSB competitie 2025-2026 Meesterklasse ronde 1 Saturday 20 September 2025 +0–0=1 +0.0
Open interne competitie Charlois Europoort Interne deel 1 Friday 21 February 2025 +1–0=0 +2.5
2. Bundesliga Nord 2024-2025 Februar 2025 Saturday 1 February 2025 +0–1=1 -6.2
2. Bundesliga Nord 2024-2025 Januar 2025 Friday 10 January 2025 +1–2=0 -3.2
Chess Festival Groningen Open A Saturday 21 December 2024 +3–1=5 -2.7
2. Bundesliga Nord 2024-2025 November 2024 Friday 29 November 2024 +1–0=0 +5.0
KNSB competitie 2024-2025 Meesterklasse ronde 9 Saturday 21 September 2024 +0–0=1 -2.1
KNSB competitie 2024-2025 Meesterklasse ronde 8 Saturday 21 September 2024 +1–0=0 +7.0
KNSB competitie 2024-2025 Meesterklasse ronde 7 Saturday 21 September 2024 +1–0=0 +6.0
KNSB competitie 2024-2025 Meesterklasse ronde 6 Saturday 21 September 2024 +0–0=1 +0.2
KNSB competitie 2024-2025 Meesterklasse ronde 5 Saturday 21 September 2024 +0–0=1 +2.4
KNSB competitie 2024-2025 Meesterklasse ronde 4 Saturday 21 September 2024 +0–0=1 +2.6
KNSB competitie 2024-2025 Meesterklasse ronde 3 Saturday 21 September 2024 +0–1=0 -6.8
KNSB competitie 2024-2025 Meesterklasse ronde 2 Saturday 21 September 2024 +1–0=0 +4.9
KNSB competitie 2024-2025 Meesterklasse ronde 1 Saturday 21 September 2024 +1–0=0 +3.3
2. Bundesliga West 2023-2024 March 2024 Saturday 16 March 2024 +0–0=1 -1.8
Chess Festival Groningen Open A Thursday 21 December 2023 +3–3=3 +0.1
2. Bundesliga West 2023-2024 December 2023 Saturday 2 December 2023 +0–0=2 -1.0
2. Bundesliga West 2023-2024 October 2023 Saturday 21 October 2023 +0–1=1 -5.5
KNSB competitie 2023-2024 Meesterklasse ronde 9 Saturday 16 September 2023 +1–0=0 +5.7
KNSB competitie 2023-2024 Meesterklasse ronde 8 Saturday 16 September 2023 +1–0=0 +3.1
KNSB competitie 2023-2024 Meesterklasse ronde 7 Saturday 16 September 2023 +0–0=1 +0.1
KNSB competitie 2023-2024 Meesterklasse ronde 6 Saturday 16 September 2023 +1–0=0 +4.6
KNSB competitie 2023-2024 Meesterklasse ronde 5 Saturday 16 September 2023 +0–1=0 -2.0
KNSB competitie 2023-2024 Meesterklasse ronde 4 Saturday 16 September 2023 +0–0=1 +0.2
KNSB competitie 2023-2024 Meesterklasse ronde 3 Saturday 16 September 2023 +0–1=0 -3.2
KNSB competitie 2023-2024 Meesterklasse ronde 2 Saturday 16 September 2023 +1–0=0 +2.6
KNSB competitie 2023-2024 Meesterklasse ronde 1 Saturday 16 September 2023 +0–0=1 -1.8
2. Bundesliga Nord 2022-2023 February 2023 Saturday 4 February 2023 +1–1=2 +0.4
2. Bundesliga Nord 2022-2023 November 2022 Saturday 26 November 2022 +1–0=1 +5.4

Rating History

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Peak Ratings

Classical 2388
Rapid 2350
Blitz 2395

Games (recent periods)

Wins 2
Losses 5
Draws 2
Win Rate 22%

Performance by Color

ColorWinsDrawsLossesWin Rate
White 2 2 3 29%
Black 0 0 2 0%

All-time Games (from rating history)

Classical 538
Rapid 12
Blitz 7

Recent Matches

FM Suvorov, Luca (2423) 2026-04-19 LOSS -8.0
FM Arnold, Rhys (2288) 2026-02-27 LOSS -12.4
IM Fiebig, Thomas (2425) 2026-03-01 LOSS -8.4
IM Piceu, Tom (2276) 2026-03-15 WIN +7.4
IM Dijkhuis, T. (tycho) (2431) 2026-03-28 DRAW +1.6
IM Verstraeten, Rein (2339) 2026-03-29 LOSS -10.8
FM Pauly, C. (carlo) (2325) 2026-02-07 LOSS -11.6
GM Shchekachev, Andrei (2474) 2026-02-08 DRAW +2.6
Corbeel, Louis 2026-01-25 WIN +1.6