PO

Peter Okker

Rated since November 2025

1535 Classic

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Worst losses
BUSSEL VAN, R. (RUBEN) 1695
13364 Open Kampioenschap Wassenaar OKW 25/26 Ronde 6 · Monday 23 March 2026
BORN VAN DER, G.C.M. (GERARD) 1735
12633 Open Kampioenschap Wassenaar OKW 25/26 Ronde 3 · Monday 15 December 2025
ARKESTEIJN, J.P. (JACO) 1787
7574 Open Kampioenschap Wassenaar Groep A · Monday 8 April 2024
QUAAK, H. (HUGO) 1824
7574 Open Kampioenschap Wassenaar Groep A · Wednesday 7 February 2024
LUINENBURG, A. (ARNO) 1928
13193 Open Kampioenschap Wassenaar OKW 25/26 Ronde 5 · Monday 23 February 2026
No FIDE-rated tournaments found.
Open Kampioenschap Wassenaar OKW 25/26 Ronde 6 Monday 20 October 2025 +0–1=0 -28.5
Open Kampioenschap Wassenaar OKW 25/26 Ronde 5 Monday 20 October 2025 +0–2=0 -20.8
Open Kampioenschap Wassenaar OKW 25/26 Ronde 4 Monday 20 October 2025 +1–0=0
Open Kampioenschap Wassenaar OKW 25/26 Ronde 3 Monday 20 October 2025 +0–1=0
Open Kampioenschap Wassenaar OKW 25/26 Ronde 2 Monday 20 October 2025 +0–0=1
Open Kampioenschap Wassenaar Groep A Monday 20 October 2025 +0–0=2
Open Kampioenschap Wassenaar Groep A Monday 16 October 2023 +0–6=3

Rating History

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Peak Ratings

Classic 1637 Nov. 1, 2025

Games

Wins 1
Losses 10
Draws 6
Win Rate 6%

Performance by Color

Color Wins Draws Losses Win Rate
White 0 3 7 0%
Black 1 3 3 14%

Recent Matches

Bussel van, R. (Ruben) (1695) Monday 23 March 2026 LOSS -28.5
Luinenburg, A. (Arno) (1928) Monday 23 February 2026 LOSS -10.4
Luinenburg, A. (Arno) (1928) Monday 23 February 2026 LOSS -10.4
Busser, T. (Tomas) Monday 19 January 2026 WIN
Born van der, G.C.M. (Gerard) (1735) Monday 15 December 2025 LOSS
Sosef, S.A.L. (Sam) (1790) Monday 24 November 2025 DRAW
Beijersbergen, J.A. (Joop) (1898) Monday 20 October 2025 DRAW
Beijersbergen, J.A. (Joop) (1898) Monday 20 October 2025 DRAW
Arkesteijn, J.P. (Jaco) (1787) Monday 8 April 2024 LOSS
Arkesteijn, J.P. (Jaco) (1787) Monday 8 April 2024 LOSS
Wille, D.V.B. (Daan) Tuesday 5 March 2024 LOSS
Wille, D.V.B. (Daan) Tuesday 5 March 2024 LOSS
Quaak, H. (Hugo) (1824) Wednesday 7 February 2024 LOSS
Engering, F.P.H. (Frank) Wednesday 7 February 2024 DRAW
Quaak, H. (Hugo) (1824) Wednesday 7 February 2024 LOSS
Engering, F.P.H. (Frank) Wednesday 7 February 2024 DRAW
Engelen, N.D.S. (Niels) (1598) Friday 15 December 2023 DRAW