KNSB FIDE
RR

Rosa Ratsma

Rated since January 2023

2202 Classic
2204 Rapid
2204 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
OSCH VAN, M. (MEES) (FM) 2356
11990 KNSB competitie 2025-2026 Klasse 1 ronde 2 · Saturday 4 October 2025
DIJK VAN, H. (HAROLD) (FM) 2261
10701 KNSB competitie 2024-2025 Klasse 1 ronde 7 · Saturday 8 March 2025
SMITH, T. (THIJMEN) 2241
7013 KNSB competitie 2022-2023 Klasse 1 ronde 9 · Saturday 22 April 2023
DREELINCK, A. (ADRIAAN) 2223
11849 KNSB competitie 2025-2026 Klasse 1 ronde 1 · Saturday 20 September 2025
PRAKKEN, G. (GERRIT) (FM) 2214
7795 KNSB competitie 2023-2024 Klasse 1 ronde 3 · Saturday 4 November 2023
Worst losses
JAKHARI, A.S.S. (ANSH) 2113
7802 KNSB competitie 2023-2024 Klasse 1 ronde 4 · Saturday 25 November 2023
OOREBEEK, E. (ERWIN) 2160
11249 KNSB competitie 2024-2025 Klasse 1 ronde 9 · Saturday 10 May 2025
MEIJENFELDT VON, B.M. (BART) (FM) 2217
12261 KNSB competitie 2025-2026 Klasse 1 ronde 3 · Saturday 1 November 2025
POLS, W. (WIGGERT) 2229
12988 KNSB competitie 2025-2026 Klasse 1 ronde 7 · Saturday 7 February 2026
LEGEMAAT, G. (GERT) 2230
12652 KNSB competitie 2025-2026 KNSB Beker ronde 2 voor januari rating · Sunday 14 December 2025
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 1 ronde 9 Saturday 20 September 2025 +0–0=1 -1.8
KNSB competitie 2025-2026 Klasse 1 ronde 6 Saturday 20 September 2025 +0–1=0 -9.2
KNSB competitie 2025-2026 Klasse 1 ronde 8 Saturday 20 September 2025 +0–1=0 -5.1
KNSB competitie 2025-2026 Klasse 1 ronde 7 Saturday 20 September 2025 +0–2=0 -18.5
KNSB competitie 2025-2026 KNSB Beker ronde 2 voor januari rating Saturday 20 September 2025 +0–1=0 -9.3
KNSB competitie 2025-2026 Klasse 1 ronde 5 Saturday 20 September 2025 +1–0=0 +6.7
KNSB competitie 2025-2026 Klasse 1 Ronde 4 Saturday 20 September 2025 +1–0=0 +8.6
KNSB competitie 2025-2026 Klasse 1 ronde 3 Saturday 20 September 2025 +0–1=0 -9.6
KNSB competitie 2025-2026 Klasse 1 ronde 2 Saturday 20 September 2025 +1–0=0 +13.1
KNSB competitie 2025-2026 Klasse 1 ronde 1 Saturday 20 September 2025 +1–0=0 +10.2
KNSB competitie 2024-2025 Klasse 1 ronde 9 Saturday 21 September 2024 +0–1=0 -11.1
KNSB competitie 2024-2025 KNSB Beker ronde 5 voor meillijst Saturday 21 September 2024 +0–1=0 -7.1
KNSB competitie 2024-2025 Klasse 1 ronde 8 Saturday 21 September 2024 +0–0=1 -2.3
KNSB competitie 2024-2025 Klasse 1 ronde 7 Saturday 21 September 2024 +1–0=0 +10.8
KNSB competitie 2024-2025 Klasse 1 ronde 6 Saturday 21 September 2024 +0–1=0 -6.4
KNSB competitie 2024-2025 Klasse 1 ronde 3 Saturday 21 September 2024 +0–0=1 +4.3
KNSB competitie 2024-2025 Klasse 1 ronde 2 Saturday 21 September 2024 +1–0=0 +6.4
KNSB competitie 2023-2024 Klasse 1 ronde 9 Saturday 16 September 2023 +0–0=1 +6.6
KNSB competitie 2023-2024 Klasse 1 ronde 7 Saturday 16 September 2023 +0–1=0 -5.6
KNSB competitie 2023-2024 Klasse 1 ronde 5 Saturday 16 September 2023 +1–0=0 +4.4
KNSB competitie 2023-2024 Klasse 1 ronde 4 Saturday 16 September 2023 +0–1=0 -12.3
KNSB competitie 2023-2024 Klasse 1 ronde 3 Saturday 16 September 2023 +1–0=0 +9.8
KNSB competitie 2023-2024 Klasse 1 ronde 2 Saturday 16 September 2023 +1–0=0 +8.0
KNSB competitie 2023-2024 Klasse 1 ronde 1 Saturday 16 September 2023 +0–0=1 -4.9
KNSB competitie 2022-2023 Klasse 1 ronde 9 Saturday 17 September 2022 +1–0=0 +11.1
KNSB competitie 2022-2023 Klasse 1 ronde 8 Saturday 17 September 2022 +0–0=1 -3.1
KNSB competitie 2022-2023 Klasse 1 ronde 7 Saturday 17 September 2022 +0–1=0 -7.2
KNSB competitie 2022-2023 Klasse 1 ronde 6 Saturday 17 September 2022 +0–0=1 -0.9
KNSB competitie 2022-2023 Klasse 1 ronde 5 Saturday 17 September 2022 +0–1=0 -4.9
KNSB competitie 2022-2023 Klasse 1 ronde 4 Saturday 17 September 2022 +0–1=0 -6.8

Rating History

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Peak Ratings

Classic 2231 Nov. 1, 2025
Rapid 2218 March 1, 2026
Blitz 2218 March 1, 2026

Games

Wins 10
Losses 14
Draws 7
Win Rate 32%

Performance by Color

Color Wins Draws Losses Win Rate
White 7 2 2 64%
Black 3 5 12 15%

Recent Matches

FM Heemskerk, W. (Wim) (2138) Saturday 11 April 2026 DRAW -1.8
FM Ozcan, K. (Kaan) (2233) Saturday 28 March 2026 LOSS -9.2
Lahaye, R.R. (Rick) (2397) Saturday 7 March 2026 LOSS -5.1
Pols, W. (Wiggert) (2229) Saturday 7 February 2026 LOSS -9.3
Pols, W. (Wiggert) (2229) Saturday 7 February 2026 LOSS -9.3
Legemaat, G. (Gert) (2230) Sunday 14 December 2025 LOSS -9.3
Lanen van, A.J.J. (Toon) (2129) Saturday 13 December 2025 WIN +6.7
Reuter, J.F. (Julian-Frank) (2205) Saturday 22 November 2025 WIN +8.6
FM Meijenfeldt von, B.M. (Bart) (2217) Saturday 1 November 2025 LOSS -9.6
FM Osch van, M. (Mees) (2356) Saturday 4 October 2025 WIN +13.1
Dreelinck, A. (Adriaan) (2223) Saturday 20 September 2025 WIN +10.2
Oorebeek, E. (Erwin) (2160) Saturday 10 May 2025 LOSS -11.1
IM Willemze, T. (Thomas) (2314) Sunday 20 April 2025 LOSS -7.1
Valk van der, N. (Niklas) (2139) Saturday 5 April 2025 DRAW -2.3
FM Dijk van, H. (Harold) (2261) Saturday 8 March 2025 WIN +10.8
FM Sari, Y. (Yasin) (2343) Saturday 8 February 2025 LOSS -6.4
GM Wiel van der, J.T.H. (John) (2390) Saturday 9 November 2024 DRAW +4.3
Manders, R. (Robbie) (2087) Saturday 12 October 2024 WIN +6.4
IM Lai, H.T. (Hing Ting) (2484) Saturday 20 April 2024 DRAW +6.6
IM De Schampheleire, G. (Glen) (2373) Saturday 2 March 2024 LOSS -5.6