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Kacper Antosiewicz

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POL · 20 yrs · K=40 · Peak 1534 (Jun 2026)

Best performance: 1634 at Adolf Anderssen Memorial 2025 - Rapid(Best of 2025)

World #=164834 live, down 1437#163,397 publishedPoland #=7195

NOV26 Rating

1489

Live Rating

1489.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Rapid

Loading chart…
Official rapid rating by month
ListRatingChange
Nov 20261489-45
Oct 202615340
Sep 202615340
Aug 202615340
Jul 202615340
Jun 20261534+15
May 202615190
Apr 20261519+1
Mar 20261518-2
Feb 20261520+1
Jan 20261519-1
Dec 202515200

Form · Rapid

oldest → latest

Longest unbeaten run in 2026: 2 games, Oct 3.

From 27 rapid games on record, the latest on Oct 3.

Rapid games since the November list

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

Last playedScore
VI Gambit Belchatowski Szachow Szybkich OPENOct 3TPR 9434/9

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

Event timeline · Rapid

2 of 3 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: 1490 over 11 rated games

MonthGamesScoreAvg oppTPR
Oct401743943
May72½16761574

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

Rated near Kacper Antosiewicz · Rapid

World

  1. #=164834Radoslaw Czajkowski1489.0
  2. #=164834Jan Radon1489.0
  3. #=164834Kacper Antosiewicz1489.0
  4. #=164834Jakub Czyzowicz1489.0
  5. #=164834Damian Pycka1489.0

Poland

  1. #=7195Radoslaw Czajkowski1489.0
  2. #=7195Jan Radon1489.0
  3. #=7195Kacper Antosiewicz1489.0
  4. #=7195Jakub Czyzowicz1489.0
  5. #=7195Damian Pycka1489.0

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