KNSB FIDE
JM

Jan van der Maas

Rated since January 2023

1725 Classic
1719 Rapid
1644 Blitz

RIVALRY

Nemesis
Enk van den, T. (Tobias)
Games: 4 · Win rate: 50%
Kryptonite
Schagen, J.I. (Hans)
Games: 4 · Win rate: 0%
Easy Target
Hoekstra, S. (Sjoerd)
Games: 4 · Win rate: 75%

The good & the bad

Best wins
ZWET VAN, A.M. (MATTHIAS) 1860
10354 S.V. Castricum interne competitie 20-12-2024 t/m 24-01-2025 (090009) · Friday 10 January 2025
POOL, W. (WIM) 1808
13143 S.V. Castricum interne competitie 30-01-2026 t/m 20-02-2026 (090009) · Saturday 7 February 2026
ENK VAN DEN, T. (TOBIAS) 1754
12379 S.V. Castricum interne competitie 31-10-2025 t/m 22-11-2025 (090009) · Friday 14 November 2025
KUIJS, G.P.H.M. (GERARD) 1753
13331 S.V. Castricum interne competitie 27-02-2026 t/m 27-03-2026 (090009) · Friday 13 March 2026
JONGES, S. (SELWYN) 1731
10470 Tata Steel Chess Tournament 2026 Tienkampen · Friday 30 January 2026
Worst losses
ZWIKKER, I.M. (ISCHA) 1029
8425 S.V. Castricum interne competitie 27-01-2024 t/m 23-02-2024 (090009) · Friday 2 February 2024
SLUITER, F. (FRANK) 1172
8046 S.V. Castricum interne competitie 24-11-2023 t/m 22-12-2023 (090009) · Friday 8 December 2023
LINDEN VAN DER, R.W.H. (RENÉ) 1182
8425 S.V. Castricum interne competitie 27-01-2024 t/m 23-02-2024 (090009) · Friday 23 February 2024
FEKKES, B. (BOOR) 1461
6534 S.V. Castricum interne competitie 07-01-2023 t/m 17-02-2023 (090009) · Friday 13 January 2023
HOEKSTRA, S. (SJOERD) 1502
11500 S.V. Castricum interne competitie 06-06-2025 t/m 06-06-2025 (090009) · Friday 6 June 2025
Tata Steel Chess Tournament 2026 Tienkampen Friday 16 January 2026 +4–4=1 -5.5
Tata Steel Chess Tournament 2025 Tienkampen Friday 17 January 2025 +0–6=3 -84.3
Tata Steel Chess Tournament 2024 Tienkampen Friday 12 January 2024 +2–3=3 +13.8
Tata Steel Chess Tournament 2023 Tienkampen Friday 13 January 2023 +6–0=3 +56.7
S.V. Castricum interne competitie 05-06-2026 t/m 26-06-2026 (090009) Friday 29 May 2026 +0–0=1 +0.5
S.V. Castricum interne competitie 15-05-2026 t/m 22-05-2026 (090009) Friday 8 May 2026 +0–1=1 -3.2
S.V. Castricum interne competitie 27-02-2026 t/m 27-03-2026 (090009) Friday 27 February 2026 +1–1=0 +5.4
S.V. Castricum interne competitie 30-01-2026 t/m 20-02-2026 (090009) Friday 9 January 2026 +1–1=1 +12.6
S.V. Castricum interne competitie 09-01-2026 t/m 23-01-2026 (090009) Friday 9 January 2026 +1–1=0 +3.8
S.V. Castricum interne competitie 28-11-2025 t/m 19-12-2025 (090009) Friday 28 November 2025 +0–0=2 +5.8
S.V. Castricum interne competitie 31-10-2025 t/m 22-11-2025 (090009) Friday 31 October 2025 +1–0=1 +16.6
S.V. Castricum interne competitie 03-10-2025 t/m 24-10-2025 (090009) Friday 3 October 2025 +2–0=0 +20.8
S.V. Castricum interne competitie 05-09-2025 t/m 26-09-2025 (090009) Friday 5 September 2025 +1–1=1 +1.2
S.V. Castricum interne competitie 30-05-2025 t/m 27-06-2025 (090009) Friday 30 May 2025 +1–0=1 +13.2
S.V. Castricum interne competitie 06-06-2025 t/m 06-06-2025 (090009) Friday 30 May 2025 +5–5=0 -10.2
S.V. Castricum interne competitie 09-05-2025 t/m 24-05-2025 (090009) Friday 2 May 2025 +0–1=1 -12.3
S.V. Castricum interne competitie 28-03-2025 t/m 25-04-2025 (090009) Friday 28 March 2025 +2–1=0 +13.8
S.V. Castricum interne competitie 28-02-2025 t/m 21-03-2025 (090009) Friday 28 February 2025 +1–1=0 -5.8
S.V. Castricum interne competitie 31-01-2025 t/m 21-02-2025 (090009) Friday 31 January 2025 +0–1=0 -9.7
S.V. Castricum interne competitie 27-12-2024 t/m 27-12-2024 (090009) Friday 27 December 2024 +3–3=0 -2.8
S.V. Castricum interne competitie 20-12-2024 t/m 24-01-2025 (090009) Friday 20 December 2024 +3–0=0 +31.6
S.V. Castricum interne competitie 29-11-2024 t/m 13-12-2024 (090009) Friday 29 November 2024 +1–1=1 -1.5
S.V. Castricum interne competitie 01-11-2024 t/m 22-11-2024 (090009) Friday 1 November 2024 +0–2=0 -15.5
S.V. Castricum interne competitie 27-09-2024 t/m 25-10-2024 (090009) Friday 27 September 2024 +1–1=1 +0.0
S.V. Castricum interne competitie 06-09-2024 t/m 20-09-2024 (090009) Friday 6 September 2024 +2–1=0 +1.4
S.V. Castricum interne competitie 05-04-2024 t/m 24-05-2024 (090009) Friday 5 April 2024 +2–2=1 -5.5
S.V. Castricum interne competitie 01-03-2024 t/m 22-03-2024 (090009) Friday 1 March 2024 +2–1=0 +16.6
S.V. Castricum interne competitie 27-01-2024 t/m 23-02-2024 (090009) Friday 26 January 2024 +0–2=0 -47.1
S.V. Castricum interne competitie 05-01-2024 t/m 19-01-2024 (090009) Friday 5 January 2024 +1–0=0 +5.1
S.V. Castricum interne competitie 24-11-2023 t/m 22-12-2023 (090009) Friday 24 November 2023 +0–2=1 -33.1
S.V. Castricum interne competitie 03-11-2023 t/m 17-11-2023 (090009) Friday 27 October 2023 +0–1=0
S.V. Castricum interne competitie 27-10-2023 t/m 27-10-2023 (090009) Friday 27 October 2023 +0–0=1 -6.7
S.V. Castricum interne competitie 29-09-2023 t/m 20-10-2023 (090009) Friday 29 September 2023 +1–2=1 -14.8
S.V. Castricum interne competitie 01-09-2023 t/m 22-09-2023 (090009) Friday 1 September 2023 +0–1=3 +5.8
S.V. Castricum interne competitie 30-06-2023 t/m 30-06-2023 (090009) Friday 30 June 2023 +1–0=0 +6.7
S.V. Castricum interne competitie 26-05-2023 t/m 23-06-2023 (090009) Friday 26 May 2023 +0–1=2 -11.3
S.V. Castricum interne competitie 28-04-2023 t/m 19-05-2023 (090009) Friday 28 April 2023 +1–0=1 +17.6
S.V. Castricum interne competitie 31-03-2023 t/m 21-04-2023 (090009) Friday 31 March 2023 +1–0=0 +9.4
S.V. Castricum interne competitie 24-02-2023 t/m 17-03-2023 (090009) Friday 24 February 2023 +1–0=1 +3.0
S.V. Castricum interne competitie 07-01-2023 t/m 17-02-2023 (090009) Friday 6 January 2023 +1–2=1 -18.8
S.V. Castricum interne competitie 25-11-2022 t/m 23-12-2022 (090009) Friday 25 November 2022 +2–2=1 +5.3

Rating History

Loading rating history...

Peak Ratings

Classic 1752 Feb. 1, 2025
Rapid 1719 Jan. 1, 2025
Blitz 1644 July 1, 2025

Games

Wins 51
Losses 51
Draws 34
Win Rate 38%

Performance by Color

Color Wins Draws Losses Win Rate
White 29 19 22 41%
Black 22 15 29 33%

Recent Matches

Schagen, J.I. (Hans) (1742) Friday 26 June 2026 DRAW +0.5
Pool, W. (Wim) (1790) Friday 15 May 2026 DRAW +2.2
Wonderen van, P. (Piet) (1956) Friday 8 May 2026 LOSS -5.3
Eng van der, H.P.M. (Henk) (1839) Friday 27 March 2026 LOSS -8.3
Kuijs, G.P.H.M. (Gerard) (1753) Friday 13 March 2026 WIN +13.8
Schmit, E.A. (Evert) (1755) Friday 20 February 2026 LOSS -11.1
Leeuwerik, J.J. (Hans) (1981) Friday 13 February 2026 DRAW +8.1
Pool, W. (Wim) (1808) Saturday 7 February 2026 WIN +15.7
Pot, J.L.H. (Hans) (1673) Sunday 1 February 2026 LOSS -13.9
Rijsoort van, P.H. (Piet-Hein) (1710) Saturday 31 January 2026 WIN +12.4
Jonges, S. (Selwyn) (1731) Friday 30 January 2026 WIN +13.2
Jean, R. (Robert) (1601) Wednesday 28 January 2026 WIN +8.7
Mihailescu, L. (Lucian) (1678) Tuesday 27 January 2026 LOSS -13.7
Kaushik, S. (Shashank) (1698) Monday 26 January 2026 DRAW -0.2
Vyšniauskas, A. (Algirdas) (1667) Sunday 25 January 2026 LOSS -14.1
Gozeling, E.V. (Edwin) (1730) Saturday 24 January 2026 WIN +13.1
Lagontrie de, J. (Jean) (1753) Friday 23 January 2026 LOSS -11.1
Pinxteren van, G. (Gerard) (1807) Friday 16 January 2026 LOSS -9.2
Harmse, P. (Paul) (1729) Friday 9 January 2026 WIN +13.1
Kuijs, G.P.H.M. (Gerard) (1736) Friday 19 December 2025 DRAW +1.6