Riemer Roelof Sinia

Rated since March 2026

1490 Classic

1433 Rapid

RIVALRY

Not enough games to determine rivalries yet.

Best wins

WIERSMA, G. (GOSSE) 1670

12662 De Donger interne competitie 2025-2026 RONDE 1-12 ronde 1-12 · Tuesday 16 September 2025

SMIT, P.S. (PETER) 1532

12662 De Donger interne competitie 2025-2026 RONDE 1-12 ronde 1-12 · Tuesday 25 November 2025

BOUMA, P. (PIET) 1451

12662 De Donger interne competitie 2025-2026 RONDE 1-12 ronde 1-12 · Tuesday 11 November 2025

Worst losses

DIJK VAN, W. (WILLEM) 1427

12031 FSB-competitie 2025-2026 ronde 7 3e klasse · Tuesday 14 April 2026

DIJKSTRA, R. (RENS) 1617

12662 De Donger interne competitie 2025-2026 RONDE 1-12 ronde 1-12 · Tuesday 18 November 2025

SINIA, S.A. (SJOUKE ATZE) 1697

12662 De Donger interne competitie 2025-2026 RONDE 1-12 ronde 1-12 · Tuesday 21 October 2025

TORENSMA, G.A. (GERRIT ANTOON) 1706

12023 FSB-competitie 2025-2026 ronde 5 3e klasse · Tuesday 10 February 2026

No FIDE-rated tournaments found.

De Donger interne competitie 2025-2026 RONDE 1-12 ronde 1-12 Tuesday 9 September 2025 +3–3=0 +35.5

FSB-competitie 2025-2026 ronde 7 3e klasse Monday 1 September 2025 +0–1=0 -15.2

FSB-competitie 2025-2026 ronde 5 3e klasse Monday 1 September 2025 +0–1=0 -6.2

Loading rating history...

Classic 1505 March 1, 2026

Rapid 1433 March 1, 2026

Blitz 1505 March 1, 2026

Wins 3

Losses 5

Draws 0

Win Rate 38%

Color	Wins	Draws	Losses	Win Rate
White	2	0	4	33%
Black	1	0	1	50%

Dijk van, W. (Willem) (1427) Tuesday 14 April 2026 LOSS -15.2

Torensma, G.A. (Gerrit Antoon) (1706) Tuesday 10 February 2026 LOSS -6.2

Smit, P.S. (Peter) (1532) Tuesday 25 November 2025 WIN +14.4

Dijkstra, R. (Rens) (1617) Tuesday 18 November 2025 LOSS -3.9

Bouma, P. (Piet) (1451) Tuesday 11 November 2025 WIN +11.6

Sinia, S.A. (Sjouke Atze) (1697) Tuesday 21 October 2025 LOSS -5.5

Wiersma, G. (Gosse) (1670) Tuesday 16 September 2025 WIN +18.8

Meindersma, T. (Theo) Tuesday 9 September 2025 LOSS