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Osanda Jayaweera

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SRI · 15 yrs · K=40 · Peak 1589 (By Apr 2026)

Best performance: 1515 at Sri Lanka Junior National Chess Championships 2026 - Central Province(Best of 2026)

World #=156363 live, down 2468#153,895 publishedSri Lanka #=870Asia #=26329among active players

Classical rating

1589

FIDE’s November 2026 list. No rated games since, so the live rating is the same.

On FIDE’s list since Apr 2026

How live ratings are calculated

Rating History · Classical

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Classical rating unchanged at 1589 since April 2026; peak 1589 by April 2026.

Official rating by month

Each month: the rating, its change from the list before, and the rated games FIDE counted.

ListClassicalBlitz
Nov 20261589, 0, 0 games1497, 6 games
Oct 20261589, 0, 0 gamesunrated
Sep 20261589, 0, 0 gamesunrated
Aug 20261589, 0, 0 gamesunrated
Jul 20261589, 0, 0 gamesunrated
Jun 20261589, 0, 0 gamesunrated
May 20261589, 0, 0 gamesunrated
Apr 20261589, 6 gamesunrated

Form · Classical

oldest → latest

Unbeaten in the last 8 games (1 win, 7 draws), since Mar 24, 2025. Longest unbeaten run in 2026: 6 games, Mar 14 – Mar 15.

From 16 classical games on record, the latest on Mar 15.

Classical games since the November list

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

Last playedScore
Sri Lanka Junior National Chess Championships 2026 - Central ProvinceMar 13 – Mar 15TPR 15154½/7

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

Best wins · Classical

From 10 rated classical games against rated opponents, 2025–2026

#OpponentRating
1, K M Dehan Chanthusa Munasinghe, Mar 2026 · Sri Lanka Junior National Chess Championships 2026 - Central Province, 1441

Event timeline · Classical

2 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.

Performance rating by year

YearGamesScoreAvg oppTPR
202663½14581515
2025401501701

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

Rated near Osanda Jayaweera · Classical

World

  1. #=156363Sam Dupre1589.0
  2. #=156363Aken Kethwith Muthunayaka1589.0
  3. #=156363Osanda Jayaweera1589.0
  4. #=156363Damaris Harumi Castillo Perez1589.0
  5. #=156363Leibnitz Pavel Rojas Bustamante1589.0

Sri Lanka

  1. #=870Aryana Lisara Rathnasekara1589.0
  2. #=870Aken Kethwith Muthunayaka1589.0
  3. #=870Osanda Jayaweera1589.0
  4. #=875Mohomed Fazil1588.0
  5. #=875K K Mayon Nimrad1588.0

Live rating: FIDE’s November list plus every rated game played since. Not affiliated with FIDE.