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Jonah Chen

USA · 21 yrs · K=40 · Peak 1913 (By Nov 2024)

Best performance: 1963 at 32nd annual Midwest Class Championship - 1800-2099(Best of 2024)

OCT26 Rating

1869

Live Rating

1869.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

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Official classical rating by month
ListRatingChange
Oct 202618690
Sep 202618690
Aug 202618690
Jul 202618690
Jun 202618690
May 202618690
Apr 202618690
Mar 202618690
Feb 202618690
Jan 202618690
Dec 202518690
Nov 202518690

Classical games since the October list

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

Last playedScore
29th annual Mid-America Open - U2100Mar 21, 2025 – Mar 23, 2025TPR 17071½/4

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

Event timeline · Classical

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.

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