Sjaak Oosterlaken

NED · 67 yrs · K=20 · Peak 1914 (Feb 2013)

Best performance: 1882 at Tata Steel Chess 2026 - Tienkampen(Best of 2026)

World #=62745 live311#62,434 publishedNetherlands #=2608

OCT26 Rating

1847

Live Rating

1847.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	Dutch Team Competition 2025-2026 Klasse 6LOct 4, 2025 – Mar 28TPR 1721	3/6	1721

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

Event timeline · Classical

16 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 2025-2026 Klasse 6L1721
Oct 2025 – Mar 2026Teamfederation source
#2 in 2026Score 3/6Opp avg 1721Start 1854
Tata Steel Chess 2026 - Tienkampen1882
Jan – Feb 2026Round robinfederation source
Best of 2026Score 5/9Opp avg 1839Start 1846
Dutch Team Competition 2024-2025 - Klasse 6 Round 6—(0)
Mar 2025Teamfederation source
Score 1/1Start 1854
Dutch Team Competition 2024-2025 - Klasse 6 Round 5—(1)
Feb 2025Teamfederation source
Score 1/1Opp avg 1790Start 1865
Tata Steel Chess 2025 - Tienkampen1727
Jan – Feb 2025Round robinfederation source
Best of 2025Score 3/8Opp avg 1799Start 1865
Dutch Team Competition 2024-2025 - Klasse 6 Round 4—(0)
Dec 2024Teamfederation source
Score 0/1Start 1865
Dutch Team Competition 2024-2025 - Klasse 6 Round 3—(1)
Nov 2024Teamfederation source
Score 0/1Opp avg 1958Start 1877
Dutch Team Competition 2024-2025 - Klasse 6 Round 2—(1)
Nov 2024Teamfederation source
Score ½/1Opp avg 1718Start 1877
Dutch Team Competition 2023-2024 - Klasse 4 Round 8—(1)
Mar 2024Teamfederation source
Score 0/1Opp avg 1855Start 1888
Dutch Team Competition 2023-2024 - Klasse 4 Round 6—(1)
Feb 2024Teamfederation source
Score 0/1Opp avg 2034Start 1819
Tata Steel Chess 204 - Nine-round event1715
Jan 2024Round robinfederation source
Best of 2024Score 2½/9Opp avg 1856Start 1847
Dutch Team Competition 2023-2024 - Klasse 4 Round 5—(1)
Dec 2023Teamfederation source
Score 0/1Opp avg 2006Start 1853
Dutch Team Competition 2023-2024 - Klasse 4 Round 4—(1)
Nov 2023Teamfederation source
Score 0/1Opp avg 1890Start 1868
Dutch Team Competition 2023-2024 - Klasse 4 Round 3—(1)
Nov 2023Teamfederation source
Score 0/1Opp avg 2051Start 1868
Dutch Team Competition 2023-2024 - Klasse 4 Round 2—(1)
Oct 2023Teamfederation source
Score 1/1Opp avg 2013Start 1854
Dutch Team Competition 2023-2024 - Klasse 4 Round 1—(1)
Sep 2023Teamfederation source
Score 0/1Opp avg 1914Start 1872

Rated near Sjaak Oosterlaken · Classical

World

#=62745Sharif Md.1847.0
#=62745Wim Gielen1847.0
#=62745Sjaak Oosterlaken1847.0
#=62745Marc Land1847.0
#=62745Sven De Putter1847.0

Netherlands

#=2608Jan Bettman1847.0
#=2608Wim Gielen1847.0
#=2608Sjaak Oosterlaken1847.0
#=2608Marc Land1847.0
#=2608Sven De Putter1847.0

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