Bar Blitz KNSB FIDE
ME

Martijn Eefting

Rated since January 2023

2031 Classic
1960 Rapid
1817 Blitz
Martijn's accounts
FIDE Verified KNSB Verified

RIVALRY

Nemesis
Ramdien, S.S. (Steven)
Games: 3 · Win rate: 33%
Kryptonite
Schröer, M.J. (Marcel)
Games: 3 · Win rate: 0%
Easy Target
Wijk van, P.A. (Peter)
Games: 3 · Win rate: 67%

The good & the bad

Best wins
Poel van der, H. (Henk) (FM) 2222
5803 Open Kampioenschap van Utrecht Groep A · Sunday 21 May 2023
Labruyère, R. (Roger) 2199
7010 Amsterdam Science Park Schaaktoernooi Groep A · Sunday 16 July 2023
Terlouw, W. (Wouter) (CM) 2193
9650 SOS Competitie 2024/2025 2025-01 · Friday 17 January 2025
Duson, R. (Robin) 2193
7010 Amsterdam Science Park Schaaktoernooi Groep A · Monday 17 July 2023
Otte, M.W. (Marijn) (FM) 2190
7251 49e Open Kampioenschap van Utrecht Groep A · Friday 10 May 2024
Worst losses
Brorens, V. (Victor) 1581
NK-Snelschaken 2024 · Saturday 14 September 2024
Margaryan, A. (Aren) 1750
Snelschaak (tijdens NK 2024) · Wednesday 10 July 2024
Weijden van der, K. (Kevin) 1760
NK-Snelschaken 2024 · Saturday 14 September 2024
Langeveld, J. (Jonathan) 1762
Snelschaak (tijdens NK 2024) · Wednesday 10 July 2024
Teianu, S. (Sabin) 1767
7099 Amsterdam Chess Open Groep A · Sunday 29 October 2023
85e Daniel Noteboomtoernooi Groep A Friday 20 February 2026 +6–4=0 +39.0
Tata Steel Chess Tournament 2026 Weekendvierkampem Friday 16 January 2026 +1–0=2 +11.5
Amsterdam Chess Open Groep B2 Friday 24 October 2025 +4–0=2 +48.2
Oscar Romero Open Hoorns Kampioenschap 2025 + PK NHSB Groep A Friday 22 August 2025 +2–4=0 +7.1
50e Open Kampioenschap van Utrecht Groep A Friday 30 May 2025 +2–3=0 +6.2
Tata Steel Chess Tournament 2025 Tienkampen Friday 17 January 2025 +2–3=1 -15.6
Amsterdam Chess Open Groep B Friday 1 November 2024 +3–1=2 +28.4
NK-Snelschaken 2024 Saturday 14 September 2024 +11–13=2 -61.3
HSG Open 2024 Groep A Friday 21 June 2024 +0–4=0 -37.8
Tata Steel Chess Tournament 2024 Tienkampen Friday 12 January 2024 +5–3=1 +33.4
Amsterdam Chess Open Groep A Friday 27 October 2023 +3–3=0 -21.4
Amsterdam Science Park Schaaktoernooi Groep A Saturday 15 July 2023 +3–4=2 +38.5
HSG Open 2023 Groep A Friday 23 June 2023 +1–4=1 -25.6
15e BPB Limburg Open 2023 Groep B Friday 26 May 2023 +4–2=1 +40.3
Open Kampioenschap van Utrecht Groep A Friday 19 May 2023 +3–3=0 +40.2
Tata Steel Chess Tournament 2023 Tienkampen Friday 13 January 2023 +7–0=2 +59.7
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +1–0=0 +7.3
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–0=2 -1.7
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +1–0=0 +12.8
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +1–0=0 +7.6
KNSB competitie 2025-2026 KNSB Beker ronde 1 voor december rating Saturday 20 September 2025 +0–1=0 -6.1
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–1=0 -11.9
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–1=0 -13.1
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +2–0=0 +19.6
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +1–0=0 +14.1
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–0=1 +3.8
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +0–1=0 -6.3
84e Noteboomtoernooi Vierkamp V4 Friday 21 February 2025 +1–0=2 +11.7
KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … Saturday 21 September 2024 +1–0=0 +16.7
KNSB competitie 2024-2025 Klasse 4 ronde 8 Saturday 21 September 2024 +0–0=1 +0.5
KNSB competitie 2024-2025 Klasse 4 ronde 7 Saturday 21 September 2024 +0–1=0 -11.2
KNSB competitie 2024-2025 Klasse 4 ronde 6 Saturday 21 September 2024 +1–0=0 +10.8
KNSB competitie 2024-2025 Klasse 4 ronde 5 Saturday 21 September 2024 +0–1=0 -11.6
KNSB competitie 2024-2025 KNSB Beker ronde 2 voor decemberlijst Saturday 21 September 2024 +0–1=0 -5.4
KNSB competitie 2024-2025 Klasse 4 ronde 4 Saturday 21 September 2024 +1–0=0 +13.7
KNSB competitie 2024-2025 Klasse 4 ronde 3 Saturday 21 September 2024 +0–0=1 +3.8
KNSB competitie 2024-2025 Klasse 4 ronde 2 Saturday 21 September 2024 +0–1=0 -10.8
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +0–1=0 -9.7
SOS Competitie 2024/2025 2025-04 Sunday 1 September 2024 +0–1=0 -4.3
SOS Competitie 2024/2025 2025-03 Sunday 1 September 2024 +0–1=0 -17.0
SOS Competitie 2024/2025 2025-02 Sunday 1 September 2024 +0–0=1 +0.4
SOS Competitie 2024/2025 2025-01 Sunday 1 September 2024 +1–0=0 +20.8
SOS Competitie 2024/2025 2024-12 Sunday 1 September 2024 +0–1=0 -1.9
SOS Competitie 2024/2025 2024-10 Sunday 1 September 2024 +0–2=0 -25.3
Snelschaak (tijdens NK 2024) Wednesday 10 July 2024 +4–8=4 -50.5
Rapid (tijdens NK 2024) Monday 8 July 2024 +5–2=0 +31.0
49e Open Kampioenschap van Utrecht Groep A Friday 10 May 2024 +1–3=2 +1.9
TAPIJTGIGANT OPEN ASK 2024 Groep A Saturday 30 March 2024 +1–2=3 +6.1
SGS Bekercompetitie 2023/2024 2024-03 Sunday 1 October 2023 +0–1=0 -8.0
SGS Bekercompetitie 2023/2024 2023-11 Sunday 1 October 2023 +0–1=0 -9.6
KNSB competitie 2023-2024 Klasse 4 ronde 9 Saturday 16 September 2023 +1–0=0 +15.7
KNSB competitie 2023-2024 Klasse 4 ronde 8 Saturday 16 September 2023 +0–1=0 -12.3
KNSB competitie 2023-2024 Klasse 4 ronde 7 Saturday 16 September 2023 +0–0=1 -0.3
KNSB competitie 2023-2024 Klasse 4 ronde 6 Saturday 16 September 2023 +1–0=0 +11.9
KNSB competitie 2023-2024 Klasse 4 ronde 4 Saturday 16 September 2023 +1–0=0 +14.1
KNSB competitie 2023-2024 Klasse 4 ronde 3 Saturday 16 September 2023 +1–0=0 +9.6
KNSB competitie 2023-2024 KNSB Beker 2023-2024 voor novemberlijst Saturday 16 September 2023 +0–1=0 -6.7
KNSB competitie 2023-2024 Klasse 4 ronde 1 Saturday 16 September 2023 +0–0=1 -3.1
SOS Competitie 2023/2024 Mei 2024 Friday 1 September 2023 +0–1=0 -6.8
SOS Competitie 2023/2024 Maart 2024 Friday 1 September 2023 +0–1=0 -9.1
SOS Competitie 2023/2024 Februari 2024 Friday 1 September 2023 +0–1=0 -9.0
SOS Competitie 2023/2024 Januari 2024 Friday 1 September 2023 +0–0=1 +0.5
SOS Competitie 2023/2024 December 2023 Friday 1 September 2023 +0–1=0 -12.5
SOS Competitie 2023/2024 November 2023 Friday 1 September 2023 +1–0=0 +16.5
SOS Competitie 2023/2024 September 2023 Friday 1 September 2023 +0–0=1 -4.0
Oscar Romero Open Hoorns Kampioenschap 2023 + PK NHSB Groep A Friday 1 September 2023 +0–3=1 -33.9
TAPIJTGIGANT OPEN ASK 2023 Groep B Friday 24 March 2023 +2–1=1 -7.0
82e Noteboomtoernooi Vierkamp 3 Friday 24 February 2023 +0–2=1 -28.0
Chess Festival Groningen Open B Wednesday 21 December 2022 +4–2=2 +46.1
SGS Bekercompetitie Juni 2023 Monday 17 October 2022 +0–1=0 -3.7
SGS Bekercompetitie mei 2023 Monday 17 October 2022 +1–0=0 +16.7
SGS Bekercompetitie apr 2023 Monday 17 October 2022 +1–0=0 +14.9
SGS Bekercompetitie Jan 2023 Monday 17 October 2022 +1–0=0 +18.0
KNSB competitie 2022-2023 Klasse 4 ronde 8 Saturday 17 September 2022 +0–0=1 +1.7
KNSB competitie 2022-2023 Klasse 4 ronde 7 Saturday 17 September 2022 +0–1=0 -12.7
KNSB competitie 2022-2023 Klasse 4 ronde 6 Saturday 17 September 2022 +0–1=0 -11.1
KNSB competitie 2022-2023 Beker ronde 2 Saturday 17 September 2022 +0–0=1 +8.4
KNSB competitie 2022-2023 Klasse 4 ronde 4 Saturday 17 September 2022 +0–1=0 -3.6
SOS Competitie 2022/2023 Maart 2023(HK) Monday 12 September 2022 +0–0=1 -4.2
SOS Competitie 2022/2023 Februari 2023 Monday 12 September 2022 +0–1=0 -16.3

Rating History

Loading KNSB rating history...

Peak Ratings

Classic 2037 March 1, 2026
Rapid 1960 Oct. 1, 2024
Blitz 1817 Oct. 1, 2024

Games

Wins 93
Losses 101
Draws 45
Win Rate 39%

Performance by Color

ColorWinsDrawsLossesWin Rate
White 47 23 51 39%
Black 46 22 50 39%

Recent KNSB Matches

Deuss, L.J. (Ber) (1880) Saturday 28 March 2026 WIN +7.3
Busstra, F. (Freek) (2021) Monday 16 March 2026 LOSS -13.1
Weijers, R.G.J. (Ralf) (1950) Sunday 22 February 2026 WIN +10.5
Blok, X. (Xaveer) (1983) Sunday 22 February 2026 WIN +11.6
Weijers, R.G.J. (Ralf) (1950) Sunday 22 February 2026 WIN +10.5
Blok, X. (Xaveer) (1983) Sunday 22 February 2026 WIN +11.6
Aziz, D.H. (Daniel) (2051) Saturday 21 February 2026 LOSS -11.0
Aziz, D.H. (Daniel) (2051) Saturday 21 February 2026 LOSS -11.0
Ochtman, H.W. (Henk) (2079) Friday 20 February 2026 WIN +14.9
Doren van, B. (Bas) (2195) Friday 20 February 2026 LOSS -6.4
Ochtman, H.W. (Henk) (2079) Friday 20 February 2026 WIN +14.9
Doren van, B. (Bas) (2195) Friday 20 February 2026 LOSS -6.4
Cromsigt, J. (Jeroen) (1985) Saturday 7 February 2026 DRAW -0.8
Cromsigt, J. (Jeroen) (1985) Saturday 7 February 2026 DRAW -0.8
Wallace, G. (Gavin) (1930) Wednesday 4 February 2026 WIN +9.8
Wallace, G. (Gavin) (1930) Wednesday 4 February 2026 WIN +9.8
Hovens, G. (Geert) (1967) Sunday 18 January 2026 WIN +12.1
Havermans, J. (Jorrit) (1917) Saturday 17 January 2026 DRAW -2.2
Schipper, P. (Paul) (2026) Friday 16 January 2026 DRAW +1.6
Nikoladze, G. (Gela) (2026) Tuesday 13 January 2026 WIN +14.1