LR

Leon Roos

Rated since January 2023

1638 Classic
1623 Rapid
1623 Blitz

RIVALRY

Nemesis
Kloprogge, J.J. (Jo)
Games: 3 · Win rate: 33%
Kryptonite
Thierry, J.C. (Hans)
Games: 6 · Win rate: 0%
Easy Target
Staalduinen van, C.J. (Kees)
Games: 3 · Win rate: 100%

The good & the bad

Best wins
MEIJER, M.C.F. (MARIJN) 1874
11485 S.C. Bodegraven interne competitie 24-03-2025 t/m 02-06-2025 (110003) · Monday 7 April 2025
NOORDIJK, E.M. (ED) 1824
8694 Regionale competitie Leidse Schaakbond 2023 - 2024 1e Klasse 2024-03 · Thursday 7 March 2024
STOLWIJK, G. (GERTJAN) 1819
11485 S.C. Bodegraven interne competitie 24-03-2025 t/m 02-06-2025 (110003) · Monday 14 April 2025
ROOS, K.J.H. (KLAAS) 1795
10944 S.C. Bodegraven interne competitie 03-02-2025 t/m 24-03-2025 (110003) · Monday 17 March 2025
DAEL VAN, H.M.W. (DIRK) 1715
13638 LeiSB regionale competitie 25-26 3e klasse april · Monday 30 March 2026
Worst losses
DIJK, H. (HANS) 1334
8293 S.C. Bodegraven interne competitie 27-11-2023 t/m 15-01-2024 (110003) · Monday 8 January 2024
DAM VAN, H.A. (HENK) 1364
7911 S.C. Bodegraven interne competitie 11-09-2023 t/m 20-11-2023 (110003) · Monday 6 November 2023
POST, S. (SIEM) 1433
8547 S.C. Bodegraven interne competitie 05-02-2024 t/m 19-02-2024 (110003) · Monday 12 February 2024
BRIEMEN VAN, J. (JAN) 1437
8293 S.C. Bodegraven interne competitie 27-11-2023 t/m 15-01-2024 (110003) · Monday 15 January 2024
MAAREN VAN, A. (ADRI) 1507
8293 S.C. Bodegraven interne competitie 27-11-2023 t/m 15-01-2024 (110003) · Monday 18 December 2023
No FIDE-rated tournaments found.
LeiSB regionale competitie 25-26 3e klasse april Wednesday 1 October 2025 +1–0=0 +15.5
LeiSB regionale competitie 25-26 3e klasse A januari 2026 Wednesday 1 October 2025 +1–0=0 +5.9
LeiSB regionale competitie 25-26 3e klasse A december Wednesday 1 October 2025 +0–1=0 -8.7
LeiSB regionale competitie 25-26 Klasse 3a november Wednesday 1 October 2025 +1–0=0 +6.1
S.C. Bodegraven interne competitie 29-12-2025 t/m 23-03-2026 (110003) Monday 8 September 2025 +2–8=4 -10.4
S.C. Bodegraven interne competitie 01-12-2025 t/m 22-12-2025 (110003) Monday 8 September 2025 +0–3=1 -18.5
LeiSB competitie 2024-2025 2e 23-2 25-3 Monday 7 October 2024 +1–0=0
LeiSB competitie 2024-2025 R 25-11-16-12 Monday 7 October 2024 +0–1=0 -15.6
LeiSB competitie 2024-2025 R 28-10-24-11 Monday 7 October 2024 +1–0=0 +7.8
Regionale competitie Leidse Schaakbond 2024-2025 R Monday 7 October 2024 +0–1=0
S.C. Bodegraven interne competitie 24-03-2025 t/m 02-06-2025 (110003) Monday 9 September 2024 +2–2=2 +33.7
S.C. Bodegraven interne competitie 03-02-2025 t/m 24-03-2025 (110003) Monday 9 September 2024 +2–2=0 +6.0
S.C. Bodegraven interne competitie 06-01-2025 t/m 27-01-2025 (110003) Monday 9 September 2024 +1–2=1 -14.2
S.C. Bodegraven interne competitie 28-10-2024 t/m 16-12-2024 (110003) Monday 9 September 2024 +2–3=0 -11.6
S.C. Bodegraven interne competitie 30-09-2024 t/m 21-10-2024 (110003) Monday 9 September 2024 +0–1=2 +4.6
Regionale competitie Leidse Schaakbond 2023 - 2024 Recreatieklasse A 202... Sunday 8 October 2023 +2–0=0 +7.5
Regionale competitie Leidse Schaakbond 2023 - 2024 1e Klasse 2024-03 Sunday 8 October 2023 +1–0=0 +18.2
Regionale competitie Leidse Schaakbond 2023 - 2024 Recreatieklasse A 202... Sunday 8 October 2023 +0–0=1 +7.4
Regionale competitie Leidse Schaakbond 2023 - 2024 Recreatieklasse A 202... Sunday 8 October 2023 +1–0=0 +8.3
Regionale competitie Leidse Schaakbond 2023 - 2024 1e Klasse Sunday 8 October 2023 +0–1=0 -7.2
S.C. Bodegraven interne competitie 08-04-2024 t/m 03-06-2024 (110003) Monday 11 September 2023 +0–5=0 -44.9
S.C. Bodegraven interne competitie 05-02-2024 t/m 19-02-2024 (110003) Monday 11 September 2023 +1–2=0 -3.5
S.C. Bodegraven interne competitie 27-11-2023 t/m 15-01-2024 (110003) Monday 11 September 2023 +1–3=0 -27.1
S.C. Bodegraven interne competitie 11-09-2023 t/m 20-11-2023 (110003) Monday 11 September 2023 +0–6=1 -39.4
Regionale competitie LeiSB 2022-2023 Recreatieklasse april 2023 Saturday 1 October 2022 +1–0=0 +8.6
Regionale competitie LeiSB 2022-2023 2e Klasse december 2022 Saturday 1 October 2022 +0–0=1 +4.1
Regionale competitie LeiSB 2022-2023 Recreatieklasse december 2022 Saturday 1 October 2022 +1–0=0 +0.4
S.C. Bodegraven interne competitie 05-06-2023 t/m 05-06-2023 (110003) Thursday 1 September 2022 +0–1=0 -6.3
S.C. Bodegraven interne competitie 27-03-2023 t/m 24-04-2023 (110003) Thursday 1 September 2022 +0–1=0 -2.5
S.C. Bodegraven interne competitie 30-01-2023 t/m 20-03-2023 (110003) Thursday 1 September 2022 +5–1=0 +44.9
S.C. Bodegraven interne competitie 02-01-2023 t/m 23-01-2023 (110003) Thursday 1 September 2022 +1–0=1 +19.3
S.C. Bodegraven interne competitie 28-11-2022 t/m 19-12-2022 (110003) Thursday 1 September 2022 +1–1=1 -9.4
Tournament 20231210513 +0–0=1 +4.6

Rating History

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Peak Ratings

Classic 1676 April 1, 2024
Rapid 1628 March 1, 2026
Blitz 1628 March 1, 2026

Games

Wins 29
Losses 45
Draws 16
Win Rate 32%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 10 20 29%
Black 17 6 25 35%

Recent Matches

Dael van, H.M.W. (Dirk) (1715) Monday 30 March 2026 WIN +15.5
Both, J. (Jan) (1667) Monday 23 March 2026 LOSS -11.1
Both, J. (Jan) (1667) Monday 23 March 2026 LOSS -11.1
Stolwijk, G. (Gertjan) (1798) Monday 16 March 2026 DRAW +5.6
Stolwijk, G. (Gertjan) (1798) Monday 16 March 2026 DRAW +5.6
Mourits, G.J.G. (Wilbert) (1922) Monday 9 March 2026 LOSS -3.8
Mourits, G.J.G. (Wilbert) (1922) Monday 9 March 2026 LOSS -3.8
Maaren van, A. (Adri) (1709) Monday 2 March 2026 DRAW +2.8
Maaren van, A. (Adri) (1709) Monday 2 March 2026 DRAW +2.8
Zee van der, P. (Piet) (1807) Monday 23 February 2026 LOSS -6.6
Zee van der, P. (Piet) (1807) Monday 23 February 2026 LOSS -6.6
Maaren van, A. (Adri) (1709) Monday 19 January 2026 WIN +15.5
Maaren van, A. (Adri) (1709) Monday 19 January 2026 WIN +15.5
Lammers van Toorenburg, E.D.M.F. (Everwijn) (1417) Monday 12 January 2026 WIN +5.9
Bos, E. (Evert) (1799) Monday 29 December 2025 LOSS -7.5
Bos, E. (Evert) (1799) Monday 29 December 2025 LOSS -7.5
Thierry, J.C. (Hans) (1814) Monday 22 December 2025 LOSS -7.1
Vree, A.M. (Marijn) (1848) Monday 15 December 2025 LOSS -6.1
Zee van der, P. (Piet) (1812) Monday 8 December 2025 LOSS -7.1
Deighton, R.S.P. (Richard) (1760) Tuesday 2 December 2025 LOSS -8.7