KNSB FIDE
NZ

Nico Zwirs

Rated since January 2023

2436 Classic
2428 Rapid
2433 Blitz

Team Competition

Current teams
Apeldoorn 1
Meesterklasse · 2025-2026 · 9 games
Paard d4
Hoofdklasse · 2025-2026 · 1 game
Past teams
Apeldoorn 1
Meesterklasse · 2024-2025
9 games
Paard d4 1
Hoofdklasse · 2024-2025
2 games
Apeldoorn 1
Meesterklasse · 2023-2024
9 games
AMEVO Apeldoorn 1
Meesterklasse · 2022-2023
9 games
AMEVO Apeldoorn 1
Meesterklasse · 2021-2022
9 games

RIVALRY

Nemesis
Slagboom, L. (Leandro)
Games: 4 · Win rate: 50%
Kryptonite
Nagy, Gabor
Games: 3 · Win rate: 0%
Easy Target
Winter de, A. (Arthur)
Games: 5 · Win rate: 80%

The good & the bad

Best wins
YOO, CHRISTOPHER WOOJIN (GM) 2616
Sparkassen Chess Trophy 2024 A-Open · Sunday 18 August 2024
SANAL, VAHAP (GM) 2608
IV elllobregat Open Chess Tournament 2023 Group A · Monday 4 December 2023
ERNST, S. (SIPKE) (GM) 2545
7753 Hoogeveen 2023 Open Groep A · Thursday 26 October 2023
ORLOV, A. (ANDREY) (GM) 2489
Belgian Interclubs Round 2025-2026 Ronde 10 · Sunday 29 March 2026
JANSSEN, R.W.A. (RUUD) (GM) 2476
Belgian Interclubs 2023-2024 Round 10 · Sunday 24 March 2024
Worst losses
DECROP, HENDRIK 2033
5259 Chessable Open NK 2023 Open NK · Wednesday 26 July 2023
CAGLAR, SILA (WIM) 2225
Open International d'Aix en Provence - Trophee Dole 2025 - Tournoi Masters (p2100 elo) · Sunday 20 July 2025
KHALILOVA, MADINABONU (WCM) 2228
VI elllobregat Open Group A · Friday 28 November 2025
BODIROGA, PREDRAG (IM) 2260
European Individual Chess Championship 2024 · Sunday 10 November 2024
MANUKYAN, SARGIS A. (FM) 2273
Open International d'Aix en Provence - Trophee Dole 2025 - Tournoi Masters (p2100 elo) · Friday 25 July 2025
HWP Inholland Weekendtoernooi Groep A Saturday 27 June 2026 +3–0=2 -1.6
HSG Open 2026 Groep A Friday 19 June 2026 +3–0=3 +3.4
18de BPB Limburg Open 2026 Groep A Friday 22 May 2026 +4–0=3 +6.6
FE 3 Sardinia world chess - A Sunday 3 May 2026 +3–2=4 -10.0
CIS 2026 - SERIE MASTER SPAREGGI BLITZ 3' 2" TURNO 9 Thursday 30 April 2026 +0–1=0 -3.9
CIS 2026 - Serie Master Friday 24 April 2026 +2–2=5 +0.7
Belgian Interclubs Round 2025-2026 Ronde 11 Sunday 19 April 2026 +0–0=1 +0.7
Belgian Interclubs Round 2025-2026 Ronde 10 Sunday 29 March 2026 +1–0=0 +5.9
Belgian Interclubs Round 2025-2026 Ronde 9 Sunday 15 March 2026 +0–0=1 -0.8
1. Schachbundesliga 2025-2026 Maerz 2026 Sunday 1 March 2026 +0–0=2 -0.4
2. Bundesliga Nord 2025-2026 Maerz 2026 Sunday 1 March 2026 +0–0=1 0.0
2. Bundesliga Nord 2025-2026 Februar 2026 Friday 6 February 2026 +0–0=1 -0.2
Belgian Interclubs Round 2025-2026 Ronde 6 Sunday 25 January 2026 +0–0=1 -1.9
2. Bundesliga Nord 2025-2026 Januar 2026 Friday 16 January 2026 +0–1=1 -7.6
Belgian Interclubs Round 2025-2026 Ronde 4 Sunday 23 November 2025 +0–0=1 +0.1
Hoogeveen Schaaktoernooi Open Saturday 18 October 2025 +5–1=3 +3.4
Belgian Interclubs Round 2025-2026 Ronde 2 Sunday 12 October 2025 +1–0=0 +3.5
2. Bundesliga Nord 2025-2026 September 2025 Saturday 27 September 2025 +1–0=1 +5.4
KNSB competitie 2025-2026 Meesterklasse ronde 9 Saturday 20 September 2025 +1–0=0 +3.2
KNSB competitie 2025-2026 Meesterklasse ronde 6 Saturday 20 September 2025 +0–1=0 -2.4
KNSB competitie 2025-2026 Meesterklasse ronde 8 Saturday 20 September 2025 +1–0=0 +3.5
KNSB competitie 2025-2026 Meesterklasse ronde 7 Saturday 20 September 2025 +0–0=1 +1.1
KNSB competitie 2025-2026 Meesterklasse ronde 5 Saturday 20 September 2025 +1–0=0 +2.9
KNSB competitie 2025-2026 Meesterklasse ronde 4 Saturday 20 September 2025 +0–0=1 -0.5
KNSB competitie 2025-2026 Meesterklasse ronde 3 Saturday 20 September 2025 +0–0=1 -0.3
KNSB competitie 2025-2026 Meesterklasse ronde 2 Saturday 20 September 2025 +0–0=1 +1.2
KNSB competitie 2025-2026 Meesterklasse ronde 1 Saturday 20 September 2025 +1–0=0 +3.3
UniClass Science Park Amsterdam Schaaktoernooi Groep A Saturday 5 July 2025 +4–0=3 -1.6
HSG Open 2025 Groep A Friday 20 June 2025 +5–0=1 +3.0
1. Schachbundesliga 2024-2025 Maerz 2025 Saturday 22 March 2025 +0–0=2 -2.5
1. Schachbundesliga 2024-2025 Februar 2025 Saturday 1 February 2025 +0–0=2 +3.5
Tata Steel Chess Tournament 2025 Qualifiers Friday 17 January 2025 +1–4=4 -25.2
1. Schachbundesliga 2024-2025 Dezember 2024 Sunday 1 December 2024 +0–1=0 -4.1
1. Schachbundesliga 2024-2025 November 2024 Saturday 30 November 2024 +0–0=1 +2.7
European Individual Chess Championship 2024 Friday 8 November 2024 +5–4=2 -7.7
Hoogeveen Schaaktoernooi Open Groep Saturday 26 October 2024 +6–1=2 +4.0
KNSB competitie 2024-2025 Meesterklasse ronde 9 Saturday 21 September 2024 +1–0=0 +4.5
KNSB competitie 2024-2025 Meesterklasse ronde 8 Saturday 21 September 2024 +1–0=0 +1.9
KNSB competitie 2024-2025 Meesterklasse ronde 7 Saturday 21 September 2024 +1–0=0 +3.1
KNSB competitie 2024-2025 Meesterklasse ronde 6 Saturday 21 September 2024 +0–0=1 -1.9
KNSB competitie 2024-2025 Meesterklasse ronde 5 Saturday 21 September 2024 +0–0=1 -1.9
KNSB competitie 2024-2025 Meesterklasse ronde 4 Saturday 21 September 2024 +1–0=0 +1.7
KNSB competitie 2024-2025 Meesterklasse ronde 3 Saturday 21 September 2024 +0–0=1 +1.5
KNSB competitie 2024-2025 Meesterklasse ronde 2 Saturday 21 September 2024 +0–0=1 -1.9
KNSB competitie 2024-2025 Meesterklasse ronde 1 Saturday 21 September 2024 +0–1=0 -5.1
16e BPB Limburg Open 2024 Groep A Friday 17 May 2024 +4–1=2 -3.7
1. Bundesliga 2023-2024 April 2024 Saturday 27 April 2024 +2–0=0 +6.6
1. Bundesliga 2023-2024 March 2024 Saturday 16 March 2024 +0–1=1 -6.4
1. Bundesliga 2023-2024 February 2024 Saturday 3 February 2024 +1–0=2 +2.7
Tata Steel Chess Tournament 2024 Qualifiers Friday 12 January 2024 +4–2=3 +0.7
Hoogeveen 2023 Open Groep A Saturday 21 October 2023 +5–0=4 +12.2
KNSB competitie 2023-2024 Meesterklasse ronde 9 Saturday 16 September 2023 +1–0=0 +2.7
KNSB competitie 2023-2024 Meesterklasse ronde 8 Saturday 16 September 2023 +1–0=0 +4.0
KNSB competitie 2023-2024 Meesterklasse ronde 7 Saturday 16 September 2023 +1–0=0 +3.4
KNSB competitie 2023-2024 Meesterklasse ronde 6 Saturday 16 September 2023 +0–0=1 +1.5
KNSB competitie 2023-2024 Meesterklasse ronde 5 Saturday 16 September 2023 +0–1=0 -6.8
KNSB competitie 2023-2024 Meesterklasse ronde 4 Saturday 16 September 2023 +1–0=0 +0.9
KNSB competitie 2023-2024 Meesterklasse ronde 3 Saturday 16 September 2023 +1–0=0 +4.3
KNSB competitie 2023-2024 Meesterklasse ronde 2 Saturday 16 September 2023 +0–0=1 -2.5
KNSB competitie 2023-2024 Meesterklasse ronde 1 Saturday 16 September 2023 +1–0=0 +2.5
HZ University of Applied Sciences Schaaktoernooi Groep A Saturday 5 August 2023 +6–1=2 +3.7
Amsterdam Science Park Schaaktoernooi Groep A Saturday 15 July 2023 +4–0=5 0.0
HSG Open 2023 Groep A Friday 23 June 2023 +4–2=0 -2.0
15e BPB Limburg Open 2023 Groep A Friday 26 May 2023 +3–0=4 -1.3
Open Kampioenschap van Utrecht Groep A Friday 19 May 2023 +2–0=4 -12.9
1. Bundesliga 2022-2023 February 2023 Friday 3 February 2023 +0–3=2 -12.2
Tata Steel Chess Tournament 2023 Qualifiers Friday 13 January 2023 +5–3=1 -4.0
VI elllobregat Open Group A Friday 28 November 2025 +3–3=4 -16.3
SGA Competitie 2025-2026 Hoofdklasse ronde 5 en 6 Wednesday 1 October 2025 +1–0=0 +2.3
Sparkassen Chess Trophy 2025 A-Open Saturday 2 August 2025 +3–1=5 -6.2
Open International d'Aix en Provence - Trophee Dole 2025 - Tournoi Masters (p2100 elo) Saturday 19 July 2025 +4–3=2 -17.0
I-st International Chess tournament"Sofia spring"-A, Under the aegis of BSCF Friday 23 May 2025 +4–1=4 -4.1
Belgian Interclubs 2024-2025 Round 11 Sunday 27 April 2025 +0–0=1 +1.2
IX Open Semana Santa San Vicente del Raspeig Costa Blanca 2025 Grupo A Wednesday 16 April 2025 +5–1=3 +1.1
Belgian Interclubs 2024-2025 Round 10 Sunday 30 March 2025 +0–1=0 -5.2
Belgian Interclubs 2024-2025 Round 9 Sunday 16 March 2025 +1–0=0 +4.7
Belgian Interclubs 2024-2025 Round 2 Sunday 6 October 2024 +1–0=0 +3.3
SGA Competitie 2024-2025 Hoofdklasse ronde 7 Monday 30 September 2024 +1–0=0 +2.6
SGA Competitie 2024-2025 Hoofdklasse ronde 5 Monday 30 September 2024 +1–0=0 +1.4
Belgian Interclubs 2024-2025 Round 1 Sunday 29 September 2024 +1–0=0 +4.7
KNSB competitie 2024-2025 KNSB Beker ronde 3 voor februarilijst Saturday 21 September 2024 +0–1=0 -6.3
I Festival Internacional de Ajedrez Ciudad de Galdar 2024 Monday 2 September 2024 +6–2=1 -5.1
Sparkassen Chess Trophy 2024 A-Open Saturday 10 August 2024 +6–0=3 +16.3
Open International d'Aix en Provence - Trophee Dole France 2024 - Grand Prix Nextlane (2100 Elo) Saturday 20 July 2024 +3–2=4 -16.2
Teplice Open 2024 Saturday 15 June 2024 +4–1=4 -5.7
KNSB Bekerfinale Bekerfinale Thursday 9 May 2024 +1–1=0 -0.4
Belgian Interclubs 2023-2024 Round 11 Sunday 21 April 2024 +1–0=0 +1.7
CIS 2024 - Serie Master Monday 8 April 2024 +0–0=9 +2.1
Belgian Interclubs 2023-2024 Round 10 Sunday 24 March 2024 +1–0=0 +5.0
Belgian Interclubs 2023-2024 Round 9 Sunday 10 March 2024 +0–1=0 -5.6
Belgian Interclubs 2023-2024 Round 7 Sunday 4 February 2024 +1–0=0 +2.5
IV elllobregat Open Chess Tournament 2023 Group A Thursday 30 November 2023 +3–0=6 +15.9
2023-24 4NCL Division 1 Rounds 1-2 Saturday 11 November 2023 +1–0=1 +4.7
Belgian Interclubs 2023-2024 Round 1 Saturday 23 September 2023 +0–0=1 +0.2
KNSB competitie 2023-2024 KNSB Beker 2023-2024 ronde 3 Saturday 16 September 2023 +1–0=0 +2.9
Maia Chess Open 2023 Friday 25 August 2023 +4–1=4 +5.2
Chessable Open NK 2023 Open NK Monday 24 July 2023 +5–2=2 -0.9
KNSB Bekerfinale finale Thursday 18 May 2023 +0–1=0 -3.3
Belgian Interclubs 2022-2023 Ronde 11 Sunday 30 April 2023 +0–0=1 +0.3
Belgian Interclubs 2022-2023 Ronde 10 Sunday 16 April 2023 +0–0=1 +1.1
Belgian Interclubs 2022-2023 Ronde 9 Sunday 19 March 2023 +1–0=0 +4.0
Belgian Interclubs 2022-2023 Ronde 8 Sunday 5 March 2023 +0–0=1 +1.3
39e Open International de Cappelle la Grande Saturday 18 February 2023 +5–2=2 -2.6
Belgian Interclubs 2022-2023 Ronde 7 Sunday 12 February 2023 +0–1=0 -3.0
Chess Festival Groningen Open A Wednesday 21 December 2022 +4–1=4 -6.9
Elllobregat Open Chess 2022 Group A Wednesday 30 November 2022 +4–3=2 -10.6
Belgian Interclubs 2022-2023 Ronde 4 Sunday 20 November 2022 +1–0=0 +4.8
Belgian Interclubs 2022-2023 Ronde 3 Sunday 6 November 2022 +1–0=0 +4.0
SGA Competitie 2022-2023 Hoofdklasse ronde 7 Saturday 1 October 2022 +1–0=0 +0.7
SGA Competitie 2022-2023 Hoofdklasse ronde 4, 5 en 6 Saturday 1 October 2022 +1–0=0 +0.9
KNSB competitie 2022-2023 Meesterklasse ronde 9 Saturday 17 September 2022 +0–0=1 -0.9
KNSB competitie 2022-2023 Meesterklasse ronde 8 Saturday 17 September 2022 +1–0=0 +4.1
KNSB competitie 2022-2023 Meesterklasse ronde 7 Saturday 17 September 2022 +0–0=1 -1.5
KNSB competitie 2022-2023 Meesterklasse ronde 6 Saturday 17 September 2022 +0–1=0 -3.9
KNSB competitie 2022-2023 Beker ronde 3 Saturday 17 September 2022 +1–0=0 +0.8
KNSB competitie 2022-2023 Meesterklasse ronde 5 Saturday 17 September 2022 +1–0=0 +1.7
KNSB competitie 2022-2023 Meesterklasse ronde 4 Saturday 17 September 2022 +0–1=0 -6.2

Rating History

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Peak Ratings

Classic 2488 June 1, 2024
Rapid 2428 May 1, 2026
Blitz 2433 July 1, 2026

Games

Wins 181
Losses 64
Draws 154
Win Rate 45%

Performance by Color

Color Wins Draws Losses Win Rate
White 90 81 27 45%
Black 91 73 37 45%

Recent Matches

IM Vandenbussche, T. (Thibaut) (2406) Sunday 28 June 2026 DRAW -0.4
Iolis, Oleg (2120) Sunday 28 June 2026 WIN +1.3
Vlieger, O. (Olaf) (2139) Saturday 27 June 2026 WIN +1.5
Cubuk, A. (Armin) (1829) Saturday 27 June 2026 WIN +0.2
Bosch van den, A. (Arno) (2046) Saturday 27 June 2026 DRAW -4.1
GM Warmerdam, M. (Max) (2517) Sunday 21 June 2026 DRAW +1.1
GM Bagrationi, Alexander (2444) Sunday 21 June 2026 DRAW +0.1
Darie, A.C. (Aden) (2073) Saturday 20 June 2026 WIN +1.0
Schröer, M.J. (Marcel) (2106) Saturday 20 June 2026 WIN +1.2
Goudriaan, R. (Rafael) (2282) Friday 19 June 2026 DRAW -2.1
Doren van, B. (Bas) (2204) Friday 19 June 2026 WIN +2.1
GM Wely van, L.F.A.M. (Loek) (2623) Monday 25 May 2026 DRAW +2.4
Schmitz, Philipp (2210) Monday 25 May 2026 WIN +2.1
Baselmans, S.W.A. (Sam) (2254) Sunday 24 May 2026 WIN +2.6
IM Citak, Selim (2319) Sunday 24 May 2026 DRAW -1.6
CM Aishwin Daniel (2206) Saturday 23 May 2026 WIN +2.1
CM Visser, H.C.J. (Henk-Jan) (2237) Saturday 23 May 2026 DRAW -2.6
Stinis, Steven (2138) Friday 22 May 2026 WIN +1.5
FM Adharsh K (2312) Sunday 10 May 2026 DRAW -1.7
GM Sokolovsky, Yahli (2564) Saturday 9 May 2026 LOSS -3.3