KNSB FIDE
BA

Ben Ahlers

Rated since January 2023

2081 Classic
2081 Rapid
2081 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
VLIET VAN, J. (JEFFREY) (FM) 2364
11991 KNSB competitie 2025-2026 Klasse 2 ronde 2 · Saturday 4 October 2025
HAVER, B.A. (BAS) (FM) 2306
10069 KNSB competitie 2024-2025 Klasse 2 ronde 5 · Saturday 14 December 2024
WESTENBERG, H. (HAN) 2154
7638 KNSB competitie 2023-2024 Klasse 2 ronde 2 · Saturday 7 October 2023
CHERNYKH, A. (ARKADY) 2141
7014 KNSB competitie 2022-2023 Klasse 2 ronde 9 · Saturday 22 April 2023
MAREL VAN DER, B. (LAMBERTUS) 2129
6551 KNSB competitie 2022-2023 Beker ronde 3 · Sunday 5 February 2023
Worst losses
ROOZENDAAL, M. (MARC) 1892
12591 KNSB competitie 2025-2026 Klasse 2 ronde 5 · Saturday 13 December 2025
MENSING, A.D. (ADRIAN) 1960
8371 KNSB competitie 2023-2024 Klasse 2 ronde 6 · Saturday 3 February 2024
KANTERS, C.J. (COR) 1980
7928 HSB competitie 2023-2024 Beker ronde 1 deel 1 · Saturday 25 November 2023
BROEK, T. (THOMAS) 2018
10472 Tata Steel Chess Tournament 2026 Dagvierkampen · Tuesday 20 January 2026
GEUS DE, G.J. (GERARD) 2046
10472 Tata Steel Chess Tournament 2026 Dagvierkampen · Monday 19 January 2026
Tata Steel Chess Tournament 2026 Dagvierkampen Friday 16 January 2026 +0–3=0 -41.7
KNSB competitie 2025-2026 Klasse 2 ronde 5 Saturday 20 September 2025 +0–1=0 -18.5
KNSB competitie 2025-2026 KNSB Beker ronde 2 voor december rating Saturday 20 September 2025 +0–0=1 -2.6
KNSB competitie 2025-2026 Klasse 2 Ronde 4 Saturday 20 September 2025 +0–0=1 +0.4
KNSB competitie 2025-2026 Klasse 2 ronde 3 Saturday 20 September 2025 +0–0=1 -3.5
KNSB competitie 2025-2026 Klasse 2 ronde 2 Saturday 20 September 2025 +1–0=0 +18.8
KNSB competitie 2025-2026 Klasse 2 ronde 1 Saturday 20 September 2025 +0–0=1 -3.6
HSB competitie 2025-2026 DecemberJanuari Comp 2526 Monday 1 September 2025 +0–0=1 -3.7
HSB competitie 2025-2026 October 2025 Monday 1 September 2025 +1–0=0 +3.1
HSB competitie 2025-2026 September 2025 Monday 1 September 2025 +1–0=0 +9.3
KNSB competitie 2024-2025 Klasse 2 ronde 8 Saturday 21 September 2024 +0–0=1 +4.5
KNSB competitie 2024-2025 Klasse 2 ronde 7 Saturday 21 September 2024 +1–0=0 +9.3
KNSB competitie 2024-2025 Klasse 2 ronde 6 Saturday 21 September 2024 +1–0=0 +10.4
KNSB competitie 2024-2025 Klasse 2 ronde 5 Saturday 21 September 2024 +1–0=0 +19.7
KNSB competitie 2024-2025 Klasse 2 ronde 4 Saturday 21 September 2024 +0–0=1 -2.5
KNSB competitie 2024-2025 Klasse 2 ronde 3 Saturday 21 September 2024 +0–1=0 -10.8
KNSB competitie 2024-2025 Klasse 2 ronde 2 Saturday 21 September 2024 +0–0=1 -0.1
KNSB competitie 2024-2025 Klasse 2 ronde 1 Saturday 21 September 2024 +0–0=1 +0.2
HSB competitie 2023-2024 Competitie april Monday 18 September 2023 +0–0=1 +2.0
HSB competitie 2023-2024 Competitie maart Monday 18 September 2023 +0–0=1 -5.7
HSB competitie 2023-2024 HSB Competitie 2023-2024 Januari en Februari Monday 18 September 2023 +0–0=1 -3.8
HSB competitie 2023-2024 December 2023 Monday 18 September 2023 +1–0=0 +4.5
HSB competitie 2023-2024 Beker ronde 1 deel 1 Monday 18 September 2023 +0–1=0 -16.6
HSB competitie 2023-2024 Hoofd en 2A ronde 3 Monday 18 September 2023 +1–0=0 +11.6
HSB competitie 2023-2024 competitie ronde Monday 18 September 2023 +0–0=1 -2.8
HSB competitie 2023-2024 Groep A Monday 18 September 2023 +0–0=1 +4.4
KNSB competitie 2023-2024 Klasse 2 ronde 9 Saturday 16 September 2023 +1–0=0 +9.4
KNSB competitie 2023-2024 Klasse 2 ronde 7 Saturday 16 September 2023 +0–0=1 +8.8
KNSB competitie 2023-2024 Klasse 2 ronde 6 Saturday 16 September 2023 +0–1=0 -17.2
KNSB competitie 2023-2024 Klasse 2 ronde 5 Saturday 16 September 2023 +1–0=0 +0.8
KNSB competitie 2023-2024 KNSB Beker 2023-2024 voor januarilijst Saturday 16 September 2023 +0–1=0 -3.4
KNSB competitie 2023-2024 Klasse 2 ronde 4 Saturday 16 September 2023 +0–1=0 -6.7
KNSB competitie 2023-2024 Klasse 2 ronde 3 Saturday 16 September 2023 +1–0=0 +10.0
KNSB competitie 2023-2024 Klasse 2 ronde 2 Saturday 16 September 2023 +1–0=0 +15.0
KNSB competitie 2023-2024 Klasse 2 ronde 1 Saturday 16 September 2023 +1–0=0 +12.4
KNSB competitie 2022-2023 Klasse 2 ronde 9 Saturday 17 September 2022 +1–0=0 +15.4
KNSB competitie 2022-2023 Klasse 2 ronde 8 Saturday 17 September 2022 +0–1=0 -7.7
KNSB competitie 2022-2023 Klasse 2 ronde 7 Saturday 17 September 2022 +0–0=1 -3.2
KNSB competitie 2022-2023 Klasse 2 ronde 6 Saturday 17 September 2022 +0–1=0 -8.1
KNSB competitie 2022-2023 Beker ronde 3 Saturday 17 September 2022 +1–0=0 +15.8
KNSB competitie 2022-2023 Klasse 2 ronde 5 Saturday 17 September 2022 +0–0=1 -4.0
KNSB competitie 2022-2023 Beker ronde 2 Saturday 17 September 2022 +1–0=0 +11.8
KNSB competitie 2022-2023 Klasse 2 ronde 4 Saturday 17 September 2022 +0–1=0 -7.8
HSB competitie 2022-2023 HSB competitie 2022-2023 ronde 6 en 7 Monday 29 August 2022 +1–0=0 +6.6
HSB competitie 2022-2023 HSB competitie 2022-2023 deel 5 Monday 29 August 2022 +1–0=0 +4.7
HSB competitie 2022-2023 HSB competitie 2022-2023 deel 4 Monday 29 August 2022 +1–0=0 +1.9
HSB competitie 2022-2023 HSB beker ronde 1 en 2 Monday 29 August 2022 +1–0=0 +13.5

Team Competition

Current teams
Promotie 1
Klasse 2B · 2025-2026 · 5 games
Promotie 1
1e klasse B · 2025-2026 · 3 games
Past teams
Promotie 1
Klasse 2B · 2024-2025
Promotie 1
Hoofdklasse · 2023-2024
Promotie 1
Klasse 2B · 2023-2024
Promotie 1
klasse 1B · 2022-2023
Promotie 1
Klasse 2B · 2022-2023
Promotie 1
Klasse 3E · 2021-2022

Rating History

Loading rating history...

Peak Ratings

Classic 2150 Nov. 1, 2025
Rapid 2081 March 1, 2026
Blitz 2081 March 1, 2026

Games

Wins 20
Losses 12
Draws 17
Win Rate 41%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 10 6 43%
Black 8 7 6 38%

Recent Matches

CM Bocquenet-Drouode, Hugo (2124) Wednesday 21 January 2026 LOSS -11.9
Broek, T. (Thomas) (2018) Tuesday 20 January 2026 LOSS -15.3
Geus de, G.J. (Gerard) (2046) Monday 19 January 2026 LOSS -14.5
Roozendaal, M. (Marc) (1892) Saturday 13 December 2025 LOSS -18.5
Drenthen, A. (Arjan) (2024) Wednesday 10 December 2025 DRAW -3.7
Teianu, M. (Maxim) (2067) Tuesday 25 November 2025 DRAW -2.6
Teianu, S. (Sabin) (2163) Saturday 22 November 2025 DRAW +0.4
Wijnberg, A. (Arjan) (2037) Saturday 1 November 2025 DRAW -3.5
Raan van, J.M. (Jos) (1808) Monday 13 October 2025 WIN +3.1
FM Vliet van, J. (Jeffrey) (2364) Saturday 4 October 2025 WIN +18.8
Dijk van, E. (Eduard) (2040) Monday 22 September 2025 WIN +9.3
Vlaming, J. (Jos) (2010) Saturday 20 September 2025 DRAW -3.6
Webbink, H.D. (Dinand) (2256) Saturday 5 April 2025 DRAW +4.5
Mulder, B.P. (Bart-Piet) (2022) Saturday 8 March 2025 WIN +9.3
Osterwald, E. (Elwin) (2038) Saturday 8 February 2025 WIN +10.4
FM Haver, B.A. (Bas) (2306) Saturday 14 December 2024 WIN +19.7
Sonneveld, D.W.A. (David) (2020) Saturday 23 November 2024 DRAW -2.5
Oudshoorn, A. (Arres) (2142) Saturday 9 November 2024 LOSS -10.8
Mil van, L.H.F. (Lucas) (2088) Saturday 12 October 2024 DRAW -0.1
Kommer, B. (Bas) (2097) Saturday 21 September 2024 DRAW +0.2