Bar Blitz KNSB FIDE
EO

Elwin Osterwald

Rated since January 2023

2014 Classic
2057 Rapid
Elwin's accounts
FIDE KNSB
Followers
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The good & the bad

Best wins
Bezemer, A. (Arno) (FM) 2221
11743 SGA Veteranen rapid Groep A · Wednesday 19 November 2025
Cafasso, Elia 2172
10 Int. Bodenseeopen 2026 · Saturday 9 May 2026
Bosboom, A.G. (Ardin) 2162
10135 SGA Competitie 2024-2025 Hoofdklasse ronde 3 · Tuesday 3 December 2024
Geerts, A.C. (Alexander) 2156
10702 KNSB competitie 2024-2025 Klasse 2 ronde 7 · Saturday 8 March 2025
Vuure van, J.J. (Joris) 2078
10813 SGA Competitie 2024-2025 Hoofdklasse ronde 5 · Tuesday 25 February 2025
Worst losses
Voogt, B. (Bob) 1949
6555 KNSB competitie 2022-2023 Klasse 3 ronde 6 · Saturday 11 February 2023
Jabandzic, Irfan 1999
Belgian Interclubs 2024-2025 Round 4 · Sunday 17 November 2024
Helsloot, J.S. (Jan) 2003
13527 KNSB competitie 2025-2026 Klasse 3 ronde 9 · Saturday 11 April 2026
Weiler, Marc 2003
Belgian Interclubs Round 2025-2026 Ronde 3 · Sunday 16 November 2025
Versyck, Dominique 2043
Belgian Interclubs 2024-2025 Round 9 · Sunday 16 March 2025
10 Int. Bodenseeopen 2026 Saturday 9 May 2026 +4–2=3 +26.5
Tata Steel Chess Tournament 2026 Weekendvierkampem Friday 16 January 2026 +0–2=1 -13.7
Belgian Interclubs Round 2025-2026 Ronde 3 Sunday 16 November 2025 +0–1=0 -13.2
Tata Steel Chess Tournament 2025 Weekendvierkampen Friday 17 January 2025 +2–0=1 +19.1
Tata Steel Chess Tournament 2023 Weekendvierkampen Friday 13 January 2023 +1–0=2 +25.2
SGA Veteranen rapid Groep A Wednesday 19 November 2025 +4–2=1 +33.2
SGA Competitie 2025-2026 Hoofdklasse ronde 4 Wednesday 1 October 2025 +0–0=1 -0.8
SGA Competitie 2025-2026 Hoofdklasse ronde 3 Wednesday 1 October 2025 +0–1=0 -10.5
SGA Competitie 2025-2026 Hoofdklasse ronde 2 Wednesday 1 October 2025 +0–0=1 +0.1
KNSB competitie 2025-2026 Klasse 3 ronde 9 Saturday 20 September 2025 +0–1=0 -12.4
KNSB competitie 2025-2026 Klasse 3 ronde 6 Saturday 20 September 2025 +0–0=1 -3.8
KNSB competitie 2025-2026 Klasse 3 ronde 7 Saturday 20 September 2025 +1–0=0 +11.1
KNSB competitie 2025-2026 Klasse 3 ronde 5 Saturday 20 September 2025 +0–0=1 -0.7
KNSB competitie 2025-2026 Klasse 3 Ronde 4 Saturday 20 September 2025 +1–0=0 +5.9
KNSB competitie 2025-2026 Klasse 3 ronde 3 Saturday 20 September 2025 +0–0=1 +1.1
KNSB competitie 2025-2026 Klasse 3 ronde 2 Saturday 20 September 2025 +0–1=0 -10.4
9. Int. Bodenseeopen 2025 Saturday 24 May 2025 +4–2=3 -11.7
Belgian Interclubs 2024-2025 Round 9 Sunday 16 March 2025 +0–1=0 -12.0
Belgian Interclubs 2024-2025 Round 7 Sunday 2 February 2025 +0–0=1 -6.0
Belgian Interclubs 2024-2025 Round 4 Sunday 17 November 2024 +0–1=0 -13.6
Belgian Interclubs 2024-2025 Round 2 Sunday 6 October 2024 +0–0=1 -2.2
SGA Competitie 2024-2025 Hoofdklasse ronde 6 en 7 Monday 30 September 2024 +1–0=0 +7.0
SGA Competitie 2024-2025 Hoofdklasse ronde 5 Monday 30 September 2024 +1–0=0 +13.9
SGA Competitie 2024-2025 Hoofdklasse ronde 4 Monday 30 September 2024 +0–0=1 +3.8
SGA Competitie 2024-2025 Hoofdklasse ronde 3 Monday 30 September 2024 +1–0=0 +17.4
SGA Competitie 2024-2025 Gouden Beker ronde 1 Monday 30 September 2024 +0–0=1 -1.5
KNSB competitie 2024-2025 Klasse 2 ronde 9 Saturday 21 September 2024 +0–1=0 -1.7
KNSB competitie 2024-2025 Klasse 2 ronde 7 Saturday 21 September 2024 +1–0=0 +16.8
KNSB competitie 2024-2025 Klasse 2 ronde 6 Saturday 21 September 2024 +0–1=0 -10.4
KNSB competitie 2024-2025 Klasse 2 ronde 5 Saturday 21 September 2024 +0–0=1 -2.4
KNSB competitie 2024-2025 Klasse 2 ronde 4 Saturday 21 September 2024 +0–1=0 -5.5
KNSB competitie 2024-2025 Klasse 2 ronde 3 Saturday 21 September 2024 +0–1=0 -5.4
KNSB competitie 2024-2025 Klasse 2 ronde 2 Saturday 21 September 2024 +0–0=2 +2.6
7. Int. Bodensee Open Saturday 13 May 2023 +3–1=5 +4.4
Belgian Interclubs 2022-2023 Ronde 10 Sunday 16 April 2023 +0–0=1 +2.9
Belgian Interclubs 2022-2023 Ronde 8 Sunday 5 March 2023 +0–0=1 -2.6
Belgian Interclubs 2022-2023 Ronde 6 Sunday 29 January 2023 +1–0=0 +8.8
SGA Competitie 2022-2023 Hoofdklasse ronde 7 Saturday 1 October 2022 +0–1=0 -8.9
SGA Competitie 2022-2023 Hoofdklasse ronde 5 Saturday 1 October 2022 +1–0=0 +9.0
SGA Competitie 2022-2023 Hoofdklasse ronde 4 Saturday 1 October 2022 +1–0=0 +3.8
KNSB competitie 2022-2023 Klasse 3 ronde 9 Saturday 17 September 2022 +1–0=0 +0.6
KNSB competitie 2022-2023 Klasse 3 ronde 8 Saturday 17 September 2022 +0–1=0 -12.7
KNSB competitie 2022-2023 Klasse 3 ronde 7 Saturday 17 September 2022 +0–1=0 -10.6
KNSB competitie 2022-2023 Klasse 3 ronde 6 Saturday 17 September 2022 +0–1=0 -17.5
KNSB competitie 2022-2023 Klasse 3 ronde 4 Saturday 17 September 2022 +0–0=1 -1.8

Team Competition

Current teams
Caissa 2
Hoofdklasse · 2025-2026 · 3 games
Laurierboom-Gambiet 1
Klasse 3C · 2025-2026 · 7 games
Past teams
Caissa
Gouden Beker · 2024-2025
Caissa 2
Hoofdklasse · 2024-2025
Laurierboom-Gambiet 1
Klasse 2B · 2024-2025
Caissa
Gouden Beker · 2023-2024
Caissa 1
Hoofdklasse · 2023-2024
Laurierboom-Gambiet 1
Klasse 2C · 2023-2024
Laurierboom-Gambiet 1
Klasse 3F · 2022-2023
Laurierboom-Gambiet 1
Klasse 3D · 2021-2022

Rating History

Loading KNSB rating history...

Peak Ratings

Classic 2108 Feb. 1, 2023
Rapid 2057 Dec. 1, 2025
Blitz 2003 March 1, 2026

Games

Wins 28
Losses 23
Draws 31
Win Rate 34%

Performance by Color

ColorWinsDrawsLossesWin Rate
White 15 16 12 35%
Black 13 15 11 33%

Recent KNSB Matches

Bendel, Ralf (1925) Sunday 17 May 2026 WIN +10.4
Pinelli, Gian (1835) Saturday 16 May 2026 WIN +7.4
FM Pilz, Dieter (2149) Friday 15 May 2026 LOSS -7.1
Fink, Eberhard (1819) Thursday 14 May 2026 WIN +7.0
Hess, Juergen (1911) Wednesday 13 May 2026 DRAW -2.6
Lenz, Boris (1826) Tuesday 12 May 2026 DRAW -5.3
Beisteiner, Joachim (2112) Monday 11 May 2026 DRAW +4.2
WGM Kanyamarala, Trisha (2193) Sunday 10 May 2026 LOSS -5.9
Cafasso, Elia (2172) Saturday 9 May 2026 WIN +18.5
Helsloot, J.S. (Jan) (2003) Saturday 11 April 2026 LOSS -12.4
Florijn, G.A.F. (Guido) (1893) Saturday 28 March 2026 DRAW -3.8
Bakker, K. (Kees) (1971) Friday 20 February 2026 DRAW -0.8
Meer van der, R. (Remco) (1954) Saturday 7 February 2026 WIN +11.1
Rose, D. (Dominic) (2123) Sunday 18 January 2026 LOSS -8.6
CM Dinanath, H. (Hrdya) (2160) Saturday 17 January 2026 LOSS -7.4
Haan, G.A. (Gertjan) (2073) Friday 16 January 2026 DRAW +2.3
Riemens, A. (Albert) (2011) Saturday 13 December 2025 DRAW -0.7
Vuure van, J.J. (Joris) (2088) Tuesday 9 December 2025 LOSS -10.5
Spook, M. (Michiel) (1820) Saturday 22 November 2025 WIN +5.9
Blanchard, J.M. (Jack) (2187) Wednesday 19 November 2025 LOSS -7.1