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Jon Friedson

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USA · 71 yrs · K=20 · Peak 1731 (Oct 2026)

Best performance: 1848 at 2026 Harvey Lerman Florida State Championship — Open FIDE(Best of 2026)

World #=101181 live, down 1009#100,172 publishedUnited States #=3044

NOV26 Rating

1731

Live Rating

1731.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202617310
Oct 20261731+33
Sep 202616980
Aug 202616980
Jul 202616980
Jun 202616980
May 202616980
Apr 20261698+1
Mar 20261697-1
Feb 20261698+1
Jan 202616970
Dec 202516970

Form · Classical

oldest → latest

From 42 classical games on record, the latest on Sep 7.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

Last playedScore
2026 Harvey Lerman Florida State Championship — Open FIDESep 5 – Sep 7TPR 18482/5

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

Event timeline · Classical

1 of 9 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.

Performance rating by month

2026: 1848 over 5 rated games

MonthGamesScoreAvg oppTPR
Sep5219201848

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Rated near Jon Friedson · Classical

World

  1. #=101181Christian-marie Petit1731.0
  2. #=101181Ludovic Perche1731.0
  3. #=101181Jon Friedson1731.0
  4. #=101181Charles J Selkirk1731.0
  5. #=101181Jose Adalberto Barbosa Nobre1731.0

United States

  1. #=3029Leo Helmy1732.0
  2. #=3029Richard Rogov1732.0
  3. #=3044Jon Friedson1731.0
  4. #=3044Charles J Selkirk1731.0
  5. #=3044Garret Allen1731.0

Live ratings projected from the NOV26 published list · Not affiliated with FIDE