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Jacek Lapczynski

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POL · 17 yrs · K=40 · Peak 1718 (Aug 2026)

Best performance: 1747 at Mistrzostwa Polski Juniorow w Szachach Szybkich 2025 - grupa C16(Best of 2025)

World #=71200 live, down 1180#70,020 publishedPoland #=2656Europe #=39176among active players

Rapid rating

1718

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

On FIDE’s list since Jan 2018

How live ratings are calculated

Rating History · Rapid

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Rapid rating 1715 to 1718 over the last 12 months; peak 1718 in August 2026.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20261734, 0, 0 games1718, 0, 0 games1722, 0, 0 games
Oct 20261734, 0, 0 games1718, 0, 0 games1722, +1, 0 games
Sep 20261734, 0, 0 games1718, 0, 0 games1721, 0, 0 games
Aug 20261734, 0, 0 games1718, +4, 20 games1721, -56, 71 games
Jul 20261734, 0, 0 games1714, 0, 0 games1777, -21, 8 games
Jun 20261734, 0, 0 games1714, 0, 0 games1798, 0, 0 games
May 20261734, -8, 1 game1714, 0, 0 games1798, 0, 0 games
Apr 20261742, -7, 2 games1714, -1, 0 games1798, -1, 0 games
Mar 20261749, +2, 0 games1715, 0, 0 games1799, +1, 0 games
Feb 20261747, -3, 0 games1715, 0, 0 games1798, 0, 0 games
Jan 20261750, 0, 0 games1715, 0, 0 games1798, -1, 0 games
Dec 20251750, +3, 0 games1715, 0, 0 games1799, 0, 0 games

Form · Rapid

oldest → latest

Unbeaten in the last 3 games (2 wins, 1 draw), since Jul 12. That is the longest unbeaten run of 2026.

From 253 rapid games on record, the latest on Jul 12.

Rapid games since the November list

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

Last playedScore
Polish Youth Rapid & Blitz Championships 2026 | Rapid | O18Jul 11 – Jul 12TPR 17445/11

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

Best wins · Rapid

From 208 rated rapid games against rated opponents, 2017–2026

#OpponentRating
1, Jakub Aniol, Jul 2026 · 25th European Youth Rapid Chess Championship - O18, 1813
2, Mateusz Oles, Apr 2024 · Puchar 100-lecia Slaskiego Zwiazku Szachowego, 1797
3, Mariusz Brzoska, Apr 2024 · Puchar 100-lecia Slaskiego Zwiazku Szachowego, 1762

Event timeline · Rapid

28 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
202620818071735
2025115½17471747
20243015½17171731
2023321713891410
20225728½14381438
202118613451220
2020115½13611361
2019103½12711161
20179214061186

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

Rated near Jacek Lapczynski · Rapid

World

  1. #=71200Mohammed Bukhari1718.0
  2. #=71200Cyprian Guzek1718.0
  3. #=71200Jacek Lapczynski1718.0
  4. #=71200Marcos Delano Da Costa1718.0
  5. #=71200Francisco Javier Sanchez Martin1718.0

Poland

  1. #=2656Bruno Przybys1718.0
  2. #=2656Cyprian Guzek1718.0
  3. #=2656Jacek Lapczynski1718.0
  4. #=2656Bartosz Kaminski1718.0
  5. #=2656Jakub Baczynski1718.0

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