KNSB FIDE
MO

Mees van Osch

Rated since January 2023

2324 Classic
2324 Rapid
2324 Blitz

RIVALRY

Nemesis
Grutter, T.J. (Tim)
Games: 3 · Win rate: 33%

The good & the bad

Best wins
FEUERSTACK, A. (ALJOSCHA) (IM) 2464
6. Sparkassen-Schach-Open Leer A-Open · 2023-10-31
LEVIN, F. (FELIX) (GM) 2455
2. Bundesliga West 2022-2023 November 2022 · 2022-11-27
NIJBOER, F.Z. (FRISO) (GM) 2442
Oberliga NRW 2024-2025 November 2024 · 2024-11-09
GRUTTER, T.J. (TIM) (IM) 2404
Chess Masters Ghent 2025 · 2025-07-21
LAHAYE, R.R. (RICK) 2401
12261 KNSB competitie 2025-2026 Klasse 1 ronde 3 · 2025-11-01
Worst losses
APON, H. (IWAHN) 1987
10963 Johan van Mil Toernooi JvM · 2025-04-27
CLEMENS, A.H.P. (ADRIAN) (FM) 2037
8456 Chess Festival Groningen Compact · 2024-12-27
MARGARYAN, A. (ARTUR) 2046
10963 Johan van Mil Toernooi JvM · 2025-04-27
KHABICHEV, VALERIY 2066
10963 Johan van Mil Toernooi JvM · 2025-04-27
VRANCKEN, G.H.M. (GILBERT) 2135
Snelschaak Teams (tijdens NK 2024) · 2024-07-13
Tata Steel Chess Tournament 2026 Tienkampen Fri, Jan 16, 2026 +4–1=4 +11.3
Chessfestival Groningen Compact Groep A Fri, Dec 26, 2025 +3–0=2 -4.6
2. Bundesliga Nord 2025-2026 September 2025 Sat, Sep 27, 2025 +1–0=1 +3.1
Open Schaakkampioenschap van Arnhem Groep A Fri, Sep 5, 2025 +4–0=1 +11.7
Johan van Mil Toernooi JvM Sun, Apr 27, 2025 +11–8=0 -51.8
1. Schachbundesliga 2024-2025 Maerz 2025 Sat, Mar 22, 2025 +0–1=0 -4.7
ASV Voorjaarstoernooi Groep A Sat, Mar 15, 2025 +5–0=2 +16.2
Chess Festival Groningen Compact Sat, Dec 21, 2024 +2–1=0 -7.7
39th European Club Cup Sun, Oct 20, 2024 +1–3=3 -8.3
HSG Open 2024 Groep A Fri, Jun 21, 2024 +2–1=1 -10.4
16e BPB Limburg Open 2024 Groep A Fri, May 17, 2024 +3–1=2 +0.4
1. Bundesliga 2023-2024 April 2024 Sat, Apr 27, 2024 +0–1=1 -0.4
HSG Open 2023 Groep A Fri, Jun 23, 2023 +3–1=1 -0.9
15e BPB Limburg Open 2023 Groep A Fri, May 26, 2023 +1–0=5 -10.3
2. Bundesliga West 2022-2023 March 2023 Sat, Mar 18, 2023 +0–2=0 -7.6
2. Bundesliga West 2022-2023 February 2023 Sat, Feb 4, 2023 +0–2=2 -10.8
2. Bundesliga West 2022-2023 November 2022 Sat, Nov 26, 2022 +1–0=0 +8.9
OSBO-Cup 2025/2026 Februari 2026 Mon, Dec 1, 2025 +1–0=0 +0.4
Oberliga NRW 2025-2026 November 2025 Sat, Nov 8, 2025 +0–1=1 -7.4
KNSB competitie 2025-2026 KNSB Beker ronde 3 voor maart rating Sat, Sep 20, 2025 +1–0=0 +2.1
KNSB competitie 2025-2026 Klasse 1 ronde 7 Sat, Sep 20, 2025 +1–0=0 +4.7
KNSB competitie 2025-2026 Klasse 1 ronde 5 Sat, Sep 20, 2025 +0–0=1 +0.1
KNSB competitie 2025-2026 Klasse 1 Ronde 4 Sat, Sep 20, 2025 +0–1=0 -6.2
KNSB competitie 2025-2026 Klasse 1 ronde 3 Sat, Sep 20, 2025 +1–0=0 +8.0
KNSB competitie 2025-2026 Klasse 1 ronde 2 Sat, Sep 20, 2025 +0–1=0 -8.4
KNSB competitie 2025-2026 Klasse 1 ronde 1 Sat, Sep 20, 2025 +0–0=1 +0.3
Oberliga NRW 2025-2026 September 2025 Sun, Sep 14, 2025 +0–1=0 -8.9
SOS competitie 2025/2026 Lijst 1 feb Mon, Sep 1, 2025 +1–0=0 +3.6
SOS competitie 2025/2026 Lijst 1 jan Mon, Sep 1, 2025 +1–0=0 +1.6
SOS competitie 2025/2026 Lijst 1 Nov Mon, Sep 1, 2025 +0–1=0 -9.6
Chess Masters Ghent 2025 Sat, Jul 19, 2025 +2–4=3 -6.7
Oberliga NRW 2024-2025 Mai 2025 Sat, May 3, 2025 +0–1=1 -8.3
Oberliga NRW 2024-2025 April 2025 Sat, Apr 5, 2025 +0–0=1 -1.0
Oberliga NRW 2024-2025 Dezember 2024 Sun, Dec 1, 2024 +0–0=2 -0.2
Oberliga NRW 2024-2025 November 2024 Sat, Nov 9, 2024 +1–0=1 +8.4
7. Sparkassen Schach Open Leer A-Open Thu, Oct 31, 2024 +5–1=1 +8.2
KNSB competitie 2024-2025 Klasse 2 ronde 9 Sat, Sep 21, 2024 +1–0=0 +4.3
KNSB competitie 2024-2025 Klasse 2 ronde 8 Sat, Sep 21, 2024 +1–0=0 +5.6
KNSB competitie 2024-2025 Klasse 2 ronde 7 Sat, Sep 21, 2024 +1–0=0 +2.5
KNSB competitie 2024-2025 Klasse 2 ronde 6 Sat, Sep 21, 2024 +1–0=0 +2.0
KNSB competitie 2024-2025 Klasse 2 ronde 5 Sat, Sep 21, 2024 +0–0=1 -2.2
KNSB competitie 2024-2025 Klasse 2 ronde 4 Sat, Sep 21, 2024 +0–1=0 -8.2
KNSB competitie 2024-2025 Klasse 2 ronde 2 Sat, Sep 21, 2024 +1–0=0 +3.5
KNSB competitie 2024-2025 Klasse 2 ronde 1 Sat, Sep 21, 2024 +1–0=0 +2.5
Oberliga NRW 2024-2025 September 2024 Sun, Sep 15, 2024 +0–0=1 -0.9
Open Schaakkampioenschap van Arnhem Groep A Fri, Sep 6, 2024 +3–2=1 -13.4
SOS Competitie 2024/2025 2025-05 Sun, Sep 1, 2024 +1–0=0 +0.2
SOS Competitie 2024/2025 2025-03 Sun, Sep 1, 2024 +1–0=0 +1.0
Snelschaak Teams (tijdens NK 2024) Sat, Jul 13, 2024 +10–6=1 -5.7
Open Veens Groep A Thu, May 30, 2024 +5–0=1 +2.7
Oberliga NRW 2023-2024 April 2024 Sun, Apr 7, 2024 +1–0=0 +3.3
Oberliga NRW 2023-2024 March 2024 Sun, Mar 10, 2024 +0–0=1 -1.5
Oberliga NRW 2023-2024 February 2024 Sun, Feb 18, 2024 +1–0=0 +3.4
Oberliga NRW 2023-2024 November 2023 Sun, Nov 19, 2023 +1–0=0 +3.2
6. Sparkassen-Schach-Open Leer A-Open Sat, Oct 28, 2023 +5–0=2 +17.1
KNSB competitie 2023-2024 Klasse 1 ronde 9 Sat, Sep 16, 2023 +1–0=0 +4.5
KNSB competitie 2023-2024 Klasse 1 ronde 8 Sat, Sep 16, 2023 +1–0=0 +3.6
KNSB competitie 2023-2024 Klasse 1 ronde 7 Sat, Sep 16, 2023 +1–0=0 +5.4
KNSB competitie 2023-2024 Klasse 1 ronde 5 Sat, Sep 16, 2023 +0–1=0 -7.9
KNSB competitie 2023-2024 Klasse 1 ronde 4 Sat, Sep 16, 2023 +0–1=0 -7.2
KNSB competitie 2023-2024 Klasse 1 ronde 3 Sat, Sep 16, 2023 +0–0=1 -0.9
KNSB competitie 2023-2024 Klasse 1 ronde 2 Sat, Sep 16, 2023 +1–0=0 +3.7
KNSB competitie 2023-2024 Klasse 1 ronde 1 Sat, Sep 16, 2023 +1–0=0 +8.4
Open kampioenschap van Arnhem Groep A Fri, Sep 8, 2023 +6–0=0 +20.3
44ste Open Internationaal toernooi Gent 2023 Sat, Jul 15, 2023 +5–0=4 -2.4
Open Veens Groep A Thu, May 25, 2023 +3–1=1 -3.2
Chess Festival Groningen Compact A Wed, Dec 21, 2022 +4–0=1 +7.2
5. Schach Open Leer - A Open Fri, Oct 28, 2022 +4–2=1 -9.9
KNSB competitie 2022-2023 Klasse 1 ronde 9 Sat, Sep 17, 2022 +0–0=1 -1.0
KNSB competitie 2022-2023 Klasse 1 ronde 8 Sat, Sep 17, 2022 +0–0=1 -3.3
KNSB competitie 2022-2023 Klasse 1 ronde 7 Sat, Sep 17, 2022 +1–0=0 +1.0
KNSB competitie 2022-2023 Klasse 1 ronde 6 Sat, Sep 17, 2022 +0–0=1 -1.8
KNSB competitie 2022-2023 Klasse 1 ronde 5 Sat, Sep 17, 2022 +1–0=0 +4.6
KNSB competitie 2022-2023 Klasse 1 ronde 4 Sat, Sep 17, 2022 +1–0=0 +4.4

Rating History

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Peak Ratings

Classic 2374 June 1, 2024
Rapid 2367 April 1, 2025
Blitz 2361 Oct. 1, 2024

Games

Wins 119
Losses 47
Draws 56
Win Rate 54%

Performance by Color

Color Wins Draws Losses Win Rate
White 66 27 26 55%
Black 53 29 21 51%

Recent Matches

Boer den, B.R. (Reinier) (1794) 2026-02-19 WIN +0.4
Kocken, W.G.R.M. (Wilbert) (2038) 2026-02-08 WIN +2.1
FM Meijenfeldt von, B.M. (Bart) (2217) 2026-02-07 WIN +4.7
FM Arnold, R.N.R. (Rhys) (2361) 2026-02-01 DRAW +0.7
Goudriaan, R. (Rafael) (2283) 2026-01-31 DRAW -0.8
FM Dam ten, B. (Bram) (2207) 2026-01-30 DRAW -2.2
FM Sofronie, Vladimir (2195) 2026-01-28 WIN +4.4
FM Ohler, J. (Julius) (2298) 2026-01-27 WIN +6.3
Honkoop, G. (Gilian) (2246) 2026-01-26 DRAW -1.5
FM Albers, S. (Saša) (2338) 2026-01-25 WIN +7.0
Manshanden, N.M. (Nick) (2184) 2026-01-24 WIN +4.2
IM Willemze, T. (Thomas) (2334) 2026-01-23 LOSS -6.7
Holtland, D.D. (Diderick) (2148) 2026-01-12 WIN +3.6
Muller, S.K. (Kenneth) (2073) 2025-12-30 WIN +2.4
Sosef, N.S. (Noah) (1907) 2025-12-29 WIN +0.9
Omnes, T. (Tiago) (2064) 2025-12-28 WIN +2.3
Poel van de, T. (Taco) (1980) 2025-12-27 DRAW -5.2
Botter, S. (Simon) (2008) 2025-12-26 DRAW -5.0
FM Zouaghi, A. (Amir) (2341) 2025-12-13 DRAW +0.1
Kwaaitaal, M. (Maarten) (1995) 2025-11-27 WIN +1.6