KNSB FIDE
BJ

Bas Jansen

Rated since January 2023

2092 Classic
2092 Rapid
2081 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
SCHRÖER, M.J. (MARCEL) 2118
11050 OKW 2025 Groep A · Tuesday 10 June 2025
BUENDGEN, A. (ACHIM) (CM) 2106
11850 KNSB competitie 2025-2026 Klasse 2 ronde 1 · Saturday 20 September 2025
AARTS, J.S.D. (JOAQUIN) 2083
9434 KNSB competitie 2024-2025 Klasse 2 ronde 1 · Saturday 21 September 2024
HAAST, K.M.C. (KOEN) 2070
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
EE VAN, R. (ROBIN) 2068
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
Worst losses
WOUDENBERG, F.H. (FRANK) 1777
9647 SOS Competitie 2024/2025 2024-10 · Friday 27 September 2024
LAAR VAN DE, J.C.A. (JOHN) 1861
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
VERWEIJ, L.A. (KEES) 1913
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
KLEIN, J.A. (JORIK) 1977
Snelschaak Teams (tijdens NK 2024) · Saturday 13 July 2024
PONOMAREV, I.A. (IVAN) 2020
10702 KNSB competitie 2024-2025 Klasse 2 ronde 7 · Saturday 8 March 2025
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 2 ronde 7 Saturday 20 September 2025 +0–0=1 -6.2
KNSB competitie 2025-2026 Klasse 2 ronde 5 Saturday 20 September 2025 +1–0=0 +10.5
KNSB competitie 2025-2026 Klasse 2 Ronde 4 Saturday 20 September 2025 +1–0=0 +6.8
KNSB competitie 2025-2026 Klasse 2 ronde 3 Saturday 20 September 2025 +0–1=0 -14.3
KNSB competitie 2025-2026 Klasse 2 ronde 2 Saturday 20 September 2025 +0–1=0 -11.4
KNSB competitie 2025-2026 Klasse 2 ronde 1 Saturday 20 September 2025 +1–0=0 +13.2
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +1–0=0 +7.4
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +1–0=0 +7.2
OKW 2025 Groep A Tuesday 20 May 2025 +5–1=1 +28.3
SGS Bekercompetitie 2024-2025 2025-01 Friday 1 November 2024 +0–0=1 -1.9
KNSB competitie 2024-2025 Klasse 2 ronde 9 Saturday 21 September 2024 +0–0=1 +7.7
KNSB competitie 2024-2025 Klasse 2 ronde 8 Saturday 21 September 2024 +1–0=0 +8.3
KNSB competitie 2024-2025 Klasse 2 ronde 7 Saturday 21 September 2024 +0–1=0 -13.3
KNSB competitie 2024-2025 Klasse 2 ronde 6 Saturday 21 September 2024 +0–1=0 -6.7
KNSB competitie 2024-2025 Klasse 2 ronde 5 Saturday 21 September 2024 +0–1=0 -4.8
KNSB competitie 2024-2025 Klasse 2 ronde 4 Saturday 21 September 2024 +1–0=0 +11.9
KNSB competitie 2024-2025 Klasse 2 ronde 3 Saturday 21 September 2024 +0–0=1 +2.7
KNSB competitie 2024-2025 Klasse 2 ronde 2 Saturday 21 September 2024 +0–1=0 -8.6
KNSB competitie 2024-2025 Klasse 2 ronde 1 Saturday 21 September 2024 +1–0=0 +13.1
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +1–0=0 +5.5
SOS Competitie 2024/2025 2025-04 Sunday 1 September 2024 +1–0=0 +5.9
SOS Competitie 2024/2025 2024-10 Sunday 1 September 2024 +0–1=1 -28.7
Snelschaak Teams (tijdens NK 2024) Saturday 13 July 2024 +10–7=1 -15.7
16e Open Kampioenschap van Woerden Groep A Tuesday 21 May 2024 +4–0=1 +20.3
SGS Bekercompetitie 2023/2024 2023-11 Sunday 1 October 2023 +0–0=1 -9.9
KNSB competitie 2023-2024 Klasse 3 ronde 9 Saturday 16 September 2023 +1–0=0 +7.1
KNSB competitie 2023-2024 Klasse 3 ronde 8 Saturday 16 September 2023 +1–0=0 +11.1
KNSB competitie 2023-2024 Klasse 3 ronde 7 Saturday 16 September 2023 +1–0=0 +6.0
KNSB competitie 2023-2024 Klasse 3 ronde 6 Saturday 16 September 2023 +0–1=0 -10.9
KNSB competitie 2023-2024 Klasse 3 ronde 5 Saturday 16 September 2023 +1–0=0 +10.5
KNSB competitie 2023-2024 Klasse 3 ronde 4 Saturday 16 September 2023 +1–0=0 +11.8
KNSB competitie 2023-2024 Klasse 3 ronde 3 Saturday 16 September 2023 +0–0=1 +0.2
KNSB competitie 2023-2024 Klasse 3 ronde 2 Saturday 16 September 2023 +0–0=1 -4.8
KNSB competitie 2023-2024 Klasse 3 ronde 1 Saturday 16 September 2023 +0–0=1 +0.6
SOS Competitie 2023/2024 Mei 2024 Friday 1 September 2023 +0–0=1 -6.2
SOS Competitie 2023/2024 April 2024 Friday 1 September 2023 +1–0=0 +6.1
SOS Competitie 2023/2024 Maart 2024 Friday 1 September 2023 +0–0=1 -1.0
SOS Competitie 2023/2024 Februari 2024 Friday 1 September 2023 +1–0=0 +5.1
SOS Competitie 2023/2024 Januari 2024 Friday 1 September 2023 +0–0=1 -5.7
SOS Competitie 2023/2024 December 2023 Friday 1 September 2023 +0–1=0
SOS Competitie 2023/2024 November 2023 Friday 1 September 2023 +1–0=0 +7.8
SOS Competitie 2023/2024 Oktober 2023 Friday 1 September 2023 +1–0=0 +4.8
SOS Competitie 2023/2024 September 2023 Friday 1 September 2023 +1–0=0 +10.4
KNSB competitie 2022-2023 Klasse 3 ronde 9 Saturday 17 September 2022 +1–0=0 +9.3
KNSB competitie 2022-2023 Klasse 3 ronde 8 Saturday 17 September 2022 +1–0=0 +7.3
KNSB competitie 2022-2023 Klasse 3 ronde 7 Saturday 17 September 2022 +0–1=0 -9.4
KNSB competitie 2022-2023 Klasse 3 ronde 6 Saturday 17 September 2022 +0–0=1 -5.4
KNSB competitie 2022-2023 Klasse 3 ronde 4 Saturday 17 September 2022 +1–0=0 +13.2
SOS Competitie 2022/2023 Mei Monday 12 September 2022 +1–0=0 +2.8
SOS Competitie 2022/2023 April 2023(K2) Monday 12 September 2022 +1–0=0 +1.2
SOS Competitie 2022/2023 Maart 2023(K2) Monday 12 September 2022 +1–0=0 +4.6
SOS Competitie 2022/2023 Februari 2023 Monday 12 September 2022 +1–0=0 +1.4
SOS Competitie 2022/2023 Januari 2023 Monday 12 September 2022 +1–0=0 +3.0
SOS Competitie 2022/2023 December 2022 Monday 12 September 2022 +1–0=0 +4.9

Rating History

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Peak Ratings

Classic 2099 Oct. 1, 2025
Rapid 2099 March 1, 2026
Blitz 2081 April 1, 2026

Games

Wins 48
Losses 18
Draws 16
Win Rate 59%

Performance by Color

Color Wins Draws Losses Win Rate
White 25 8 10 58%
Black 23 8 8 59%

Recent Matches

Pijl, G. (Gert) (1908) Saturday 7 February 2026 DRAW -6.2
Remkes, M.N.J. (Maarten) (1945) Monday 2 February 2026 WIN +7.4
Soeterbroek, J. (Jaimy) (1932) Monday 12 January 2026 WIN +7.2
Pauptit, A.L.J. (Alwin) (2022) Saturday 13 December 2025 WIN +10.5
Logtmeijer, M.A. (Maurits) (1916) Saturday 22 November 2025 WIN +6.8
Jong de, M. (Mathijs) (2035) Saturday 1 November 2025 LOSS -14.3
Bruggink, T. (Tycho) (2130) Saturday 4 October 2025 LOSS -11.4
CM Buendgen, A. (Achim) (2106) Saturday 20 September 2025 WIN +13.2
Heijer den, C.A. (Rolinde) (2121) Tuesday 1 July 2025 LOSS -10.3
Lind, J.J. (Jacco) (2054) Tuesday 24 June 2025 WIN +12.4
Pel van, G. (Gerben) (2006) Tuesday 17 June 2025 WIN +10.7
Schröer, M.J. (Marcel) (2118) Tuesday 10 June 2025 WIN +14.6
Sprong, P. (Pia) (1685) Tuesday 3 June 2025 WIN +2.4
Koorevaar, S. (Sarah-Joy) (1792) Tuesday 27 May 2025 DRAW -3.9
Sluis, G.R.M. (Gerton) (1679) Tuesday 20 May 2025 WIN +2.5
Visser, W. (Wouter) (1824) Monday 19 May 2025 WIN +5.5
FM Tikranian, A. (Alik) (2295) Saturday 10 May 2025 DRAW +7.7
Leeuwenkamp van, P. (Paul) (1824) Friday 25 April 2025 WIN +5.9
Zhao, N. (Nick) (1907) Saturday 5 April 2025 WIN +8.3
Ponomarev, I.A. (Ivan) (2020) Saturday 8 March 2025 LOSS -13.3