Siyao Ou

ENG · 16 yrs · K=40 · Peak 1636 (May 2025)

Best performance: 1913 at 41st Birmingham Rapidplay Inter(Best of 2025)

World #=197133 live12961#184,172 publishedEngland #2382

OCT26 Rating

1444

Live Rating

1435.2

Change

-8.8

Games Played

Rating History · Rapid

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Official rapid rating by month

Rapid games since the October list

	Tournament	Score	Change	TPR	After
	2026 Delancey UKCC Challengers Under 18Oct 3 – Oct 4TPR 1486	1½/8	-8.8	1486	1435.2

5 of 32 events · All years

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.

2026 Delancey UKCC Challengers Under 18-8.8
Oct 2026Individualchess-results.com
Best of 2026Score 2½/9TPR 1486Opp avg 1737Start 1444
2026 UK Chess Challenge Southern Gigafinal Under 18948
Jul 2026Swissfederation source
Score 2/7Opp avg 1748Start 1492
2026 UK Chess Challenge Northern Gigafinal Under 18979
Jul 2026Swissfederation source
Score 3/7Opp avg 1779Start 1492
2026 UK Chess Challenge Scottish Gigafinal - Sunday U18—(2)
Jun 2026Swisschess-results.com
Score 4/7Opp avg 1603Start 1457
2026 Birmingham Megafinal Under 18862
Apr 2026Swissfederation source
Score 2/5Opp avg 1662Start 1493

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