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Jakub Oleszak

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POL · 10 yrs · K=40 · Peak 1441 (By Oct 2026)

Best performance: 1457 at Miedzywojewodzkie Mistrzostwa Mlodzikow WP-ZP GRUPA C10(Best of 2026)

World #=216740 live, down 4188#212,552 publishedPoland #=6218Europe #=130455among active players

Classical rating

1441

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

On FIDE’s list since Oct 2026

How live ratings are calculated

Rating History · Classical

Loading chart…

Classical rating unchanged at 1441 since October 2026; peak 1441 by October 2026.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20261441, 0, 0 games1575, 0, 0 games1495, 11 games
Oct 20261441, 10 games1575, 0, 0 gamesunrated
Sep 2026unrated1575, 0, 0 gamesunrated
Aug 2026unrated1575, +170, 11 gamesunrated
Jun 2026unrated1405, 0, 0 gamesunrated
May 2026unrated1405, 0, 0 gamesunrated
Apr 2026unrated1405, 0, 0 gamesunrated
Mar 2026unrated1405, 0, 0 gamesunrated
Feb 2026unrated1405, +1, 0 gamesunrated
Jan 2026unrated1404, -1, 0 gamesunrated
Dec 2025unrated1405, -26, 7 gamesunrated
Nov 2025unrated1431, 0 gamesunrated

Form · Classical

oldest → latest

Some of this player's 2026 games are not on record yet, so no unbeaten run is shown.

From 23 classical games on record, the latest on Sep 13.

Classical games since the November list

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

Show gamesLast playedScore
Miedzywojewodzkie Mistrzostwa Mlodzikow WP-ZP GRUPA C10Sep 11 – Sep 13TPR 14573½/7

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, Szymon Chojna, Sep 2026 · Miedzywojewodzkie Mistrzostwa Mlodzikow WP-ZP GRUPA C10, 1529
2, Jakub Kaczmarczyk, Sep 2026 · Miedzywojewodzkie Mistrzostwa Mlodzikow WP-ZP GRUPA C10, 1470

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.

Performance rating by year

YearGamesScoreAvg oppTPR
20253½14751202

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

Rated near Jakub Oleszak · Classical

World

  1. #=216740Pawel Adamkiewicz1441.0
  2. #=216740Ksawery Koziol1441.0
  3. #=216740Jakub Oleszak1441.0
  4. #=216740Alicja Dobrzynska1441.0
  5. #=216740Branislav D Zivkovic1441.0

Poland

  1. #=6218Pawel Adamkiewicz1441.0
  2. #=6218Ksawery Koziol1441.0
  3. #=6218Jakub Oleszak1441.0
  4. #=6218Alicja Dobrzynska1441.0
  5. #6229Jacek Strzemieczny1440.4

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