Ko Kooman

NED · 86 yrs · K=20 · Peak 1720 (Mar 2024)

Best performance: 1677 at Dutch Open 2025 - Zesrondig 2(Best of 2025)

World #=123744 live529#123,215 publishedNetherlands #=4196

OCT26 Rating

1665

Live Rating

1665.0

Change

0.0

Games Played

Rating History · Classical

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Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	Scheldemond Chess Tournament 2026Aug 1 – Aug 8TPR 1665	3/9	1665

The live rating moves only when new rated games are played. Until then it matches the published rating.

7 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Scheldemond Chess Tournament 20261665
Aug 2026Swisschess-results.com
Best of 2026Score 3/9Opp avg 1752Start 1668
Open Schaakkampioenschap van Arnhem 20251674
Sep 2025Swissfederation source
#2 in 2025Score 1½/5Opp avg 1799Start 1667
HZ University of Applied Sciences Schaaktoernooi 20251652
Aug 2025Swissfederation source
#3 in 2025Score 2/8Opp avg 1845Start 1671
Dutch Open 2025 - Zesrondig 21677
Jul 2025Swissfederation source
Best of 2025Score 3/6Opp avg 1764Start 1671
HZ University of Applied Sciences Schaaktoernooi 20241554
Aug 2024Swissfederation source
Best of 2024Score 2½/9Opp avg 1784Start 1697
Dutch Open 2024 - Zesrondig 21003
Jul 2024Swissfederation source
Score 3/6Opp avg 1803Start 1720
HZ University of Applied Sciences Chess Tournament 20231553
Aug 2023Swissfederation source
Best of 2023Score 2½/8Opp avg 1793Start 1532

Live ratings projected from the OCT26 published list · Not affiliated with FIDE