KNSB FIDE
CG

Cees Groenendijk

Rated since October 2023

1663 Classic
1667 Rapid
1667 Blitz

RIVALRY

Nemesis
Buysman, J.H.M. (Co)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
ROMKES, E.J. (ERIK) 1757
12320 Caïssa-Eenhoorn interne competitie 11-11-2025 t/m 11-11-2025 (090008) · Tuesday 11 November 2025
WOLFF VAN DER, A. (ARNOLD) 1755
12369 Caïssa-Eenhoorn interne competitie 18-11-2025 t/m 18-11-2025 (090008) · Tuesday 18 November 2025
HEERTJES, M. (MARC) 1745
12779 Caïssa-Eenhoorn interne competitie 06-01-2026 t/m 06-01-2026 (090008) · Tuesday 6 January 2026
KONIJN, P.C. (PIET) 1720
11372 NHSB Lenteveteranenkampioenschap 2025 Groep 2 · Wednesday 26 March 2025
RIETVELD, J.G. (JAN) 1701
11372 NHSB Lenteveteranenkampioenschap 2025 Groep 2 · Wednesday 19 March 2025
Worst losses
WEERTS, R.J. (RENÉ) 1629
14235 Oscar Romero Open Hoorns Kampioenschap 2026 + PK NHSB Groep C · Sunday 16 August 2026
BAANK, M.A.R.C. (MARC) 1643
12827 Caïssa-Eenhoorn interne competitie 13-01-2026 t/m 13-01-2026 (090008) · Tuesday 13 January 2026
SASBRINK, N.M. (NEL) 1668
11372 NHSB Lenteveteranenkampioenschap 2025 Groep 2 · Wednesday 12 March 2025
BUYSMAN, J.H.M. (CO) 1699
13757 Caïssa-Eenhoorn interne competitie 19-05-2026 t/m 19-05-2026 (090008) · Tuesday 19 May 2026
DRUIJF, W.J. (WOUT) 1706
13170 Caïssa-Eenhoorn interne competitie 17-02-2026 t/m 17-02-2026 (090008) · Tuesday 17 February 2026
No FIDE-rated tournaments found.
Caïssa-Eenhoorn interne competitie 08-09-2026 t/m 08-09-2026 (090008) Tuesday 1 September 2026 +0–0=1 -8.0
Oscar Romero Open Hoorns Kampioenschap 2026 + PK NHSB Groep C Friday 14 August 2026 +2–1=3 +10.3
Caïssa-Eenhoorn interne competitie 19-05-2026 t/m 19-05-2026 (090008) Monday 1 September 2025 +0–1=0 -13.2
Caïssa-Eenhoorn interne competitie 14-04-2026 t/m 14-04-2026 (090008) Monday 1 September 2025 +0–0=1 +2.4
Caïssa-Eenhoorn interne competitie 07-04-2026 t/m 07-04-2026 (090008) Monday 1 September 2025 +0–0=1 -0.6
Caïssa-Eenhoorn interne competitie 31-03-2026 t/m 31-03-2026 (090008) Monday 1 September 2025 +1–0=0 +5.1
NHSB-competitie 2025-2026 Klasse 1A t/m 29-03-2026 Monday 1 September 2025 +0–1=0 -5.8
Caïssa-Eenhoorn interne competitie 17-03-2026 t/m 17-03-2026 (090008) Monday 1 September 2025 +0–0=1 -6.3
Caïssa-Eenhoorn interne competitie 10-03-2026 t/m 10-03-2026 (090008) Monday 1 September 2025 +1–0=0 +11.9
Caïssa-Eenhoorn interne competitie 17-02-2026 t/m 17-02-2026 (090008) Monday 1 September 2025 +0–1=0 -14.9
NHSB-competitie 2025-2026 Klasse 2B t/m 08-02-2026 Monday 1 September 2025 +0–1=0
Caïssa-Eenhoorn interne competitie 03-02-2026 t/m 03-02-2026 (090008) Monday 1 September 2025 +0–1=0 -14.7
Caïssa-Eenhoorn interne competitie 20-01-2026 t/m 20-01-2026 (090008) Monday 1 September 2025 +0–1=0 -6.4
Caïssa-Eenhoorn interne competitie 13-01-2026 t/m 13-01-2026 (090008) Monday 1 September 2025 +0–1=0 -18.4
Caïssa-Eenhoorn interne competitie 06-01-2026 t/m 06-01-2026 (090008) Monday 1 September 2025 +1–0=0 +17.6
Caïssa-Eenhoorn interne competitie 23-12-2025 t/m 23-12-2025 (090008) Monday 1 September 2025 +0–0=1 +6.3
Caïssa-Eenhoorn interne competitie 09-12-2025 t/m 09-12-2025 (090008) Monday 1 September 2025 +0–0=1 +2.7
Caïssa-Eenhoorn interne competitie 02-12-2025 t/m 02-12-2025 (090008) Monday 1 September 2025 +0–1=0 -16.8
NHSB-competitie 2025-2026 Klasse 1A t/m 30-11-2025 Monday 1 September 2025 +0–1=0 -8.9
Caïssa-Eenhoorn interne competitie 18-11-2025 t/m 18-11-2025 (090008) Monday 1 September 2025 +1–0=0 +20.2
Caïssa-Eenhoorn interne competitie 11-11-2025 t/m 11-11-2025 (090008) Monday 1 September 2025 +1–0=0 +20.2
Caïssa-Eenhoorn interne competitie 04-11-2025 t/m 04-11-2025 (090008) Monday 1 September 2025 +0–0=1 +5.3
Caïssa-Eenhoorn interne competitie 28-10-2025 t/m 28-10-2025 (090008) Monday 1 September 2025 +1–0=0
Caïssa-Eenhoorn interne competitie 14-10-2025 t/m 14-10-2025 (090008) Monday 1 September 2025 +0–1=0 -16.0
Caïssa-Eenhoorn interne competitie 07-10-2025 t/m 07-10-2025 (090008) Monday 1 September 2025 +0–1=0 -9.1
Interne competitie Caïssa-Eenhoorn 2025-2026 2025-09-09 Monday 1 September 2025 +1–0=0
NHSB Lenteveteranenkampioenschap 2025 Groep 2 Wednesday 5 March 2025 +2–3=2 -10.6
Interne competitie Caïssa-Eenhoorn 2024-2025 2025-05-20 Sunday 1 September 2024 +1–0=0 +10.2

Rating History

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Peak Ratings

Classic 1721 Dec. 1, 2025
Rapid 1667 March 1, 2026
Blitz 1667 March 1, 2026

Games

Wins 12
Losses 15
Draws 12
Win Rate 31%

Performance by Color

Color Wins Draws Losses Win Rate
White 6 7 5 33%
Black 6 5 10 29%

Recent Matches

Maarl van de, J.A. (Joël) (1432) Tuesday 8 September 2026 DRAW -8.0
Aravindhan, A. (Aadvik) (1678) Sunday 16 August 2026 DRAW +0.7
Weerts, R.J. (René) (1629) Sunday 16 August 2026 LOSS -15.3
Bovens, B.L. (Berend) (1708) Saturday 15 August 2026 DRAW +1.8
Zeenni, J.E. (Joseph) (1860) Saturday 15 August 2026 DRAW +7.2
Gooijers, R. (Richard) (1392) Friday 14 August 2026 WIN +4.9
Best de, H. (Harry) (1583) Friday 14 August 2026 WIN +11.0
Buysman, J.H.M. (Co) (1699) Tuesday 19 May 2026 LOSS -13.2
Heertjes, M. (Marc) (1726) Tuesday 14 April 2026 DRAW +2.4
Alayoubi, N. (Nizar) (1652) Tuesday 7 April 2026 DRAW -0.6
Kuin, J. (Jan) (1395) Tuesday 31 March 2026 WIN +5.1
Bermon, H.W. (Henk) (1915) Friday 27 March 2026 LOSS -5.8
Veen van der, W. (Willem) (1510) Tuesday 17 March 2026 DRAW -6.3
Coenradie, M.A. (Mark) (1593) Tuesday 10 March 2026 WIN +11.9
Druijf, W.J. (Wout) (1706) Tuesday 17 February 2026 LOSS -14.9
Harmsen, T.J. (Tian) Friday 6 February 2026 LOSS
Laan, A.A. (Aad) (1711) Tuesday 3 February 2026 LOSS -14.7
Holscher, P.A.C. (Peter) (1941) Tuesday 20 January 2026 LOSS -6.4
Baank, M.A.R.C. (Marc) (1643) Tuesday 13 January 2026 LOSS -18.4
Heertjes, M. (Marc) (1745) Tuesday 6 January 2026 WIN +17.6