GC

Geert-Jan Cnossen

Rated since January 2023

1584 Classic
1584 Rapid
1584 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
BOROWSKI, L. (LIZET) 1744
12796 SGA Competitie 2025-2026 4e Klasse ronde 4 · Monday 12 January 2026
WIERINGA, J.G. (JAN) 1470
12462 SGA Competitie 2025-2026 4e Klasse ronde 2 en 3 · Tuesday 18 November 2025
KAMP VAN DER, C.H. (CILIA) 1298
6826 SGA Competitie 2022-2023 4e Klasse Ronde 5 en 6 · Thursday 16 March 2023
Worst losses
LANGE, R. (ROB) 1387
7936 SGA Competitie 2023-2024 3e Klasse B ronde 1 en 2 · Friday 17 November 2023
GILS VAN, S. (SANDER) 1461
6826 SGA Competitie 2022-2023 4e Klasse Ronde 5 en 6 · Thursday 23 March 2023
MERWE VAN DE, P. (PETER) 1803
11178 SGA Competitie 2024-2025 Viertallen ronde 4 en 8 · Thursday 17 April 2025
SKALSKI, S. (SEBASTIAN) 1822
8658 SGA Competitie 2023-2024 3e Klasse B ronde 5 · Thursday 14 March 2024
WIJNAND, P.H.M. (PETER) 1902
11357 SGA Competitie 2024-2025 Viertallen ronde 8 en 9 · Monday 12 May 2025
No FIDE-rated tournaments found.
SGA Competitie 2025-2026 4e Klasse ronde 6 en 7 Wednesday 1 October 2025 +0–0=2 -23.6
SGA Competitie 2025-2026 4e Klasse ronde 5 en 6 Wednesday 1 October 2025 +1–0=0
SGA Competitie 2025-2026 4e Klasse ronde 4 Wednesday 1 October 2025 +1–0=0 +25.5
SGA Competitie 2025-2026 4e Klasse ronde 2 en 3 Wednesday 1 October 2025 +1–1=0 +13.5
SGA Competitie 2025-2026 4e Klasse ronde 1 Wednesday 1 October 2025 +1–0=0
SGA Competitie 2024-2025 Viertallen ronde 8 en 9 Monday 30 September 2024 +0–1=0 -4.2
SGA Competitie 2024-2025 Viertallen ronde 4 en 8 Monday 30 September 2024 +0–1=0 -7.5
SGA Competitie 2024-2025 Viertallen ronde 5 en 6 Monday 30 September 2024 +0–0=1 -4.1
SGA Competitie 2024-2025 Viertallen ronde 1 en 2 Monday 30 September 2024 +1–0=0
SGA Competitie 2023-2024 3e Klasse B ronde 5 Sunday 1 October 2023 +0–1=0 -7.4
SGA Competitie 2023-2024 3e Klasse B ronde 4 Sunday 1 October 2023 +0–0=1 +10.6
SGA Competitie 2023-2024 3e Klasse B ronde 1 en 2 Sunday 1 October 2023 +0–1=0 -14.9
SGA Competitie 2022-2023 4e Klasse Ronde 5 en 6 Saturday 1 October 2022 +1–1=0 +9.2
SGA Competitie 2022-2023 4e Klasse Ronde 4 Saturday 1 October 2022 +0–0=1
SGA Competitie 2022-2023 4e Klasse ronde 3 en 4 Saturday 1 October 2022 +0–1=0

Rating History

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Peak Ratings

Classic 1596 Feb. 1, 2026
Rapid 1596 March 1, 2026
Blitz 1596 March 1, 2026

Games

Wins 6
Losses 7
Draws 5
Win Rate 33%

Performance by Color

Color Wins Draws Losses Win Rate
White 1 1 2 25%
Black 5 4 5 36%

Recent Matches

Bossert, F.O. (Oto) (1311) Wednesday 25 March 2026 DRAW -11.8
Bossert, F.O. (Oto) (1311) Wednesday 25 March 2026 DRAW -11.8
Thode, M. (Maddy) Thursday 19 February 2026 WIN
Borowski, L. (Lizet) (1744) Monday 12 January 2026 WIN +25.5
Wieringa, J.G. (Jan) (1470) Tuesday 18 November 2025 WIN +13.5
Rizk, B. (Bahaa) Monday 3 November 2025 LOSS
Coskun, R. (Roman) Monday 13 October 2025 WIN
Wijnand, P.H.M. (Peter) (1902) Monday 12 May 2025 LOSS -4.2
Merwe van de, P. (Peter) (1803) Thursday 17 April 2025 LOSS -7.5
Begum, A. (Ali) (1492) Monday 3 February 2025 DRAW -4.1
Bhadane, S. (Sourbh) Monday 14 October 2024 WIN
Skalski, S. (Sebastian) (1822) Thursday 14 March 2024 LOSS -7.4
Merkul, E. (Eugen) (1504) Monday 12 February 2024 DRAW +10.6
Lange, R. (Rob) (1387) Friday 17 November 2023 LOSS -14.9
Gils van, S. (Sander) (1461) Thursday 23 March 2023 LOSS -11.2
Kamp van der, C.H. (Cilia) (1298) Thursday 16 March 2023 WIN +20.3
Blom, M. (Martin) Thursday 12 January 2023 DRAW
Cohen, G. (Gal) Thursday 1 December 2022 LOSS