Brooks Sonethongkham

USA · 20 yrs · K=40 · Peak 1746 (By Jun 2025)

Best performance: 1740 at 34th Annual Chicago Open - U2300(Best of 2025)

OCT26 Rating

1746

Live Rating

1746.0

Change

0.0

Games Played

Rating History · Classical

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Official classical rating by month

Classical games since the October list

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

	Last played	Score	TPR
	34th Annual Chicago Open - U2300May 23, 2025 – May 26, 2025TPR 1740	2/4	1740

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

3 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.

34th Annual Chicago Open - U23001740
May 2025Swissfederation source
Best of 2025Score 2/4Opp avg 1740
17th annual Chicago Class - Class A1718
Jul 2024Swissfederation source
Best of 2024Score 1½/3Opp avg 1718
2022 Illinois Open Championship - Reserve U1800—(0)
Sep 2022Swissfederation source
Score 2/3

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