KNSB FIDE
BW

Bas Weber

Rated since January 2023

1718 Classic
1718 Rapid
1718 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
RANFT, J.H. (HANS) 1877
8686 RSB Competitie 2023-2024 4-tallen maart · Monday 18 March 2024
DOES VAN DER, C.M. (KEES) 1787
12265 KNSB competitie 2025-2026 Klasse 5 ronde 2 · Saturday 1 November 2025
DEELEN VAN, L.I. (LUCA) 1747
10414 RSB Competitie 2024-2025 4-tallen Januari · Monday 6 January 2025
HEIJMANS, D.M. (DIMPHIE) 1720
12410 KNSB competitie 2025-2026 Klasse 5 Ronde 3 · Saturday 22 November 2025
HILL, E. (ERIC) 1668
10872 RSB Competitie 2024-2025 4-tallen maart · Monday 10 March 2025
Worst losses
BUIJCK, F. (FRANK) 1552
6293 RSB Competitie 2022-2023 4-tallen januari · Friday 2 December 2022
BARENDRECHT, D. (DENNIS) 1623
6667 RSB Competitie 2022-2023 4-tallen maart · Monday 30 January 2023
BRANDS, J. (JORIS) 1674
7369 RSB Competitie 2022-2023 4-tallen Juli · Friday 2 June 2023
BERKEL VAN, A.P.J. (ANTON) 1692
7919 RSB Competitie 2023-2024 4-tallen november · Monday 13 November 2023
VALK, R.C. (ROBERT) 1699
10181 RSB Competitie 2024-2025 4-tallen december · Tuesday 26 November 2024
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -4.1
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +0–0=1 -2.7
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -6.6
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +0–1=0 -8.2
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +1–0=0 +12.6
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +1–0=0 +14.9
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +0–0=1 +6.9
RSB Competitie 2025-2026 Beker ronde 1 Monday 1 September 2025 +0–1=0 -4.7
RSB Competitie 2024-2025 4-tallen juni Sunday 1 September 2024 +0–0=1 +0.7
RSB Competitie 2024-2025 4-tallen maart Sunday 1 September 2024 +1–0=0 +11.5
RSB Competitie 2024-2025 4-tallen Januari Sunday 1 September 2024 +1–0=0 +14.7
RSB Competitie 2024-2025 4-tallen december Sunday 1 September 2024 +0–1=0 -12.5
RSB Competitie 2024-2025 Beker ronde 1 Sunday 1 September 2024 +0–1=0 -3.8
RSB Competitie 2024-2025 4-tallen oktober Sunday 1 September 2024 +0–0=1 +1.7
RSB Competitie 2023-2024 4-tallen Juli Friday 1 September 2023 +0–0=1 -6.8
RSB Competitie 2023-2024 4-tallen mei Friday 1 September 2023 +0–1=0 -12.0
RSB Competitie 2023-2024 4-tallen maart Friday 1 September 2023 +2–0=0 +18.3
RSB Competitie 2023-2024 Beker ronde 2 Friday 1 September 2023 +0–1=0 -5.1
RSB Competitie 2023-2024 4-tallen november Friday 1 September 2023 +1–1=0 +10.9
RSB Competitie 2023-2024 Beker ronde 1 Friday 1 September 2023 +0–0=1 +7.1
RSB Competitie 2022-2023 4-tallen Juli Thursday 1 September 2022 +0–1=0 -3.2
RSB Competitie 2022-2023 4-tallen juni Thursday 1 September 2022 +1–0=0 +14.4
RSB Competitie 2022-2023 4-tallen mei Thursday 1 September 2022 +0–0=1 +4.8
RSB Competitie 2022-2023 4-tallen april Thursday 1 September 2022 +0–0=1 +3.0
RSB Competitie 2022-2023 4-tallen maart Thursday 1 September 2022 +0–1=0 -7.5
RSB Competitie 2022-2023 4-tallen januari Thursday 1 September 2022 +0–1=0 -10.2
RSB Competitie 2022-2023 RSB Beker Ronde 1 en 2 Thursday 1 September 2022 +0–1=0 -1.2

Rating History

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Peak Ratings

Classic 1740 Dec. 1, 2025
Rapid 1725 March 1, 2026
Blitz 1725 March 1, 2026

Games

Wins 8
Losses 13
Draws 8
Win Rate 28%

Performance by Color

Color Wins Draws Losses Win Rate
White 4 4 9 24%
Black 4 4 4 33%

Recent Matches

Koster de, J. (Jaap) (1854) Saturday 28 March 2026 LOSS -4.1
Eijsermans, M. (Mees) (1648) Saturday 7 March 2026 DRAW -2.7
Posthumus, W. (Wim) (1911) Saturday 7 February 2026 LOSS -6.6
Leemans, R. (Rob) (1866) Saturday 13 December 2025 LOSS -8.2
Heijmans, D.M. (Dimphie) (1720) Saturday 22 November 2025 WIN +12.6
Nieuwenhuizen van, J.H. (Hans) (1971) Saturday 1 November 2025 LOSS -4.7
Does van der, C.M. (Kees) (1787) Saturday 1 November 2025 WIN +14.9
Beaumont, A.C.P. (Arjan) (1925) Saturday 4 October 2025 DRAW +6.9
Everaars, J.H. (Han) (1729) Monday 2 June 2025 DRAW +0.7
Hill, E. (Eric) (1668) Monday 10 March 2025 WIN +11.5
Deelen van, L.I. (Luca) (1747) Monday 6 January 2025 WIN +14.7
Valk, R.C. (Robert) (1699) Tuesday 26 November 2024 LOSS -12.5
Segers, A.J. (Albert) (1992) Saturday 9 November 2024 LOSS -3.8
Valk van der, J. (Joost) (1748) Monday 14 October 2024 DRAW +1.7
Jansen, I.A. (Ivan) (1494) Friday 7 June 2024 DRAW -6.8
Valk van der, J. (Joost) (1732) Monday 13 May 2024 LOSS -12.0
Ranft, J.H. (Hans) (1877) Monday 18 March 2024 WIN +18.3
Pop, I. (Ioan) Monday 4 March 2024 WIN
Meerkerk van, C. (Kees) (1740) Saturday 16 December 2023 LOSS -5.1
Berkel van, A.P.J. (Anton) (1692) Monday 13 November 2023 LOSS -5.9