KNSB FIDE
CK

Casper de Koning

Rated since January 2023

1617 Classic
1689 Rapid
1626 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
BERNECKER, N. (NIELS) 1862
11788 KC Rapid Rush Groep A · Friday 21 November 2025
TARIGONDA, S.T. (SEYAN) 1851
13294 KC Rapid Rush Groep A · Friday 22 May 2026
BENTUM VAN, A.J. (GUUS) 1723
11788 KC Rapid Rush Groep A · Friday 14 November 2025
SLUIS VAN DER, J.M.H. (JAN) 1713
13228 NHSB-competitie 2025-2026 Klasse 2D t/m 08-03-2026 · Friday 6 March 2026
LINDEMAN, J. (JAN) 1703
13294 KC Rapid Rush Groep A · Friday 29 May 2026
Worst losses
NEELAKANTAN, D.N. (DAKSHESH NATHAN) 1580
12731 Haarlem Open Groep A · Tuesday 7 April 2026
GREVEN, S. (STEFAN) 1595
11788 KC Rapid Rush Groep A · Friday 28 November 2025
TARIGONDA, S.T. (SEYAN) 1629
11788 KC Rapid Rush Groep A · Friday 21 November 2025
BERGSHOEFF, G. (BERT) 1644
13294 KC Rapid Rush Groep A · Friday 29 May 2026
BENTUM VAN, A.J. (GUUS) 1736
13294 KC Rapid Rush Groep A · Friday 22 May 2026
Tata Steel Chess Tournament 2026 Weekendvierkampem Friday 16 January 2026 +2–0=1 +27.9
KC Rapid Rush Groep A Friday 8 May 2026 +4–3=2 +34.8
Haarlem Open Groep A Friday 6 March 2026 +1–3=0 -8.8
Haarlem Open Groep A Friday 6 March 2026 +1–0=1 +14.2
KC Rapid Rush Groep A Friday 7 November 2025 +4–5=3 +6.3
NHSB-competitie 2025-2026 Klasse 2D t/m 08-03-2026 Monday 1 September 2025 +1–0=0 +16.5
NHSB-competitie 2025-2026 Viertallen D t/m 22-02-2026 Monday 1 September 2025 +0–0=1 -2.8
NHSB-competitie 2025-2026 Klasse 2D t/m 08-02-2026 Monday 1 September 2025 +0–1=0 -2.4
NHSB-competitie 2025-2026 Klasse 2D t/m 14-12-2025 Monday 1 September 2025 +0–1=0 -5.2
NHSB-competitie 2025-2026 Klasse 2D t/m 28-11-2025 Monday 1 September 2025 +0–1=0 -4.8
NHSB-competitie 2025-2026 Klasse 2D t/m 02-11-2025 Monday 1 September 2025 +0–0=1 +5.4

Rating History

Loading rating history...

Peak Ratings

Classic 1638 Feb. 1, 2025
Rapid 1689 July 1, 2026
Blitz 1626 April 1, 2026

Games

Wins 13
Losses 14
Draws 9
Win Rate 36%

Performance by Color

Color Wins Draws Losses Win Rate
White 8 5 7 40%
Black 5 4 7 31%

Recent Matches

Bergshoeff, G. (Bert) (1644) Friday 29 May 2026 LOSS -13.7
Lindeman, J. (Jan) (1703) Friday 29 May 2026 WIN +15.1
Dyksinski, P. (Patryk) (1702) Friday 29 May 2026 WIN +15.1
Bentum van, A.J. (Guus) (1736) Friday 22 May 2026 LOSS -10.3
Tuijnman, J. (Jeannot) (1827) Friday 22 May 2026 LOSS -7.2
Tarigonda, S.T. (Seyan) (1851) Friday 22 May 2026 WIN +20.1
Mesman, F.D. (Fer) (1756) Friday 15 May 2026 DRAW +3.7
Terwee, L. (Laurens) (1750) Friday 15 May 2026 DRAW +3.5
Polders, S. (Sicco) (1520) Friday 15 May 2026 WIN +8.5
Clark, L.A. (Liam) (1553) Thursday 16 April 2026 WIN +10.0
Neelakantan, D.N. (Dakshesh Nathan) (1580) Tuesday 7 April 2026 LOSS -7.1
Breurkes, R. (Richard) (1804) Wednesday 1 April 2026 LOSS -6.7
Dekker, A. (Albert) (1835) Wednesday 25 March 2026 LOSS -5.0
Schulenberg, R. (René) (1851) Wednesday 18 March 2026 DRAW +7.9
Oosterhuis, A. (Arend) (1405) Tuesday 10 March 2026 WIN +6.3
Sluis van der, J.M.H. (Jan) (1713) Friday 6 March 2026 WIN +16.5
Zeeman, B. (Beatrice) (1519) Friday 20 February 2026 DRAW -2.8
Kuijpers, B. (Björn) (1847) Tuesday 3 February 2026 LOSS -2.4
Jethva, V. (Vivaan) (1655) Sunday 18 January 2026 WIN +15.6
Delorenzi, J.H.D. (Joey) (1585) Saturday 17 January 2026 DRAW +0.5