Diederik Claassen

NED · 55 yrs · K=40 · Peak 1804 (Mar 2024)

Best performance: 1724 at XXI Calvia Chess Festival 2024 - Amateur Open U2350(Best of 2024)

World #=84509 liveNetherlands #=3345

OCT26 Rating

1780

Live Rating

1780.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

	Tournament	Score	Change	TPR	After
	Dutch Team Competition 2026-2027 Klasse 5LOct 3 – Apr 3, 2027	1/1	—	—	1780.0

Event timeline · Classical

21 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.

Dutch Team Competition 2026-2027 Klasse 5L—
Oct 2026 – Apr 2027Teamfederation source
Score 1/1Start 1780
XXI Calvia Chess Festival 2024 - Amateur Open U23501724
Oct 2024Swissfederation source
Best of 2024Score 3½/7Opp avg 1724Start 1804
Dutch Team Competition 2023-2024 - Klasse 6 Round 5—(1)
Feb 2024Teamfederation source
Score 0/1Opp avg 1451Start 1706
Dutch Team Competition 2023-2024 - Klasse 6 Round 4—(0)
Dec 2023Teamfederation source
Score 0/1Start 1706
Dutch Team Competition 2023-2024 - Klasse 6 Round 2—(1)
Nov 2023Teamfederation source
Score 1/1Opp avg 1399Start 1700
Dutch Team Competition 2022-2023 - Klasse 5 Round 5—(1)
Feb 2023Teamfederation source
Score ½/1Opp avg 2020Start 1685
Dutch Team Competition 2021-2022 - Klasse 5 Round 4—(0)
May 2022Teamfederation source
Score ½/1Start 1685
Dutch Team Competition 2021-2022 - Klasse 5 Round 7—(1)
Apr 2022Teamfederation source
Score 0/1Opp avg 1729Start 1704
Dutch Team Competition 2021-2022 - Klasse 5 Round 6—(1)
Mar 2022Teamfederation source
Score 0/1Opp avg 2148Start 1692
Dutch Team Competition 2021-2022 - Klasse 3 Round 6—(1)
Feb 2022Teamfederation source
Score ½/1Opp avg 1927Start 1680
Dutch Team Competition 2021-2022 - Klasse 5 Round 3—(1)
Nov 2021Teamfederation source
Score 0/1Opp avg 1883Start 1690
Dutch Team Competition 2021-2022 - Klasse 5 Round 2—(1)
Nov 2021Teamfederation source
Score ½/1Opp avg 2000Start 1690
Dutch Team Competition 2021-2022 - Klasse 5 Round 1—(0)
Oct 2021Teamfederation source
Score ½/1Start 1690
Dutch Team Competition 2019-2020 Klasse 5 Round 5—(0)
Mar 2020Teamfederation source
Score ½/1Start 1690
Dutch Team Competition 2019-2020 Klasse 5 Round 4—(0)
Feb 2020Teamfederation source
Score ½/1Start 1690
Dutch Team Competition 2019-2020 Klasse 5 Round 3—(0)
Dec 2019Teamfederation source
Score 1/1Start 1690
Dutch Team Competition 2019-2020 Klasse 5 Round 2—(0)
Nov 2019Teamfederation source
Score ½/1Start 1690
Dutch Team Competition 2019-2020 Klasse 5 Round 1—(0)
Nov 2019Teamfederation source
Score 1/1Start 1690
Dutch Team Competition 2018-2019 Klasse 2D Round 3—(1)
Nov 2018Teamfederation source
Score 0/1Opp avg 2168Start 1693
Dutch Team Competition 2017-2018 2D Round 6—(1)
Feb 2018Teamfederation source
Score 1/1Opp avg 2126Start 1656
2016 Heraklion Grand Prix - 17th Open A group1656
May 2016Swissfederation source
Best of 2016Score 4½/9Opp avg 1656

Recent opponents · Classical

Ewout Snoeck

Rated near Diederik Claassen · Classical

World

#=84509Jan Schol1780.0
#=84509Jos Muller1780.0
#=84509Diederik Claassen1780.0
#=84509CM Mohammed Alabdaljader1780.0
#=84509Abdel Aziz Atef1780.0

Netherlands

#=3345Jan Schol1780.0
#=3345Jos Muller1780.0
#=3345Diederik Claassen1780.0
#=3345Gerard Bulthuis1780.0
#=3345Eric Alvares1780.0

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