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Jan Kostka

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CZE · 19 yrs · K=20 · Peak 1722 (Mar 2026)

Best performance: 1882 at Zlínský krajský přebor 2025/2026(Best of 2026)

World #=119076 live, up 871#119,947 publishedCzechia #4494

OCT26 Rating

1674

Live Rating

1683.8

Change

+9.8

Games Played

1

Rating History · Classical

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Classical games since the October list

TournamentScoreChange
RS Uherské Hradiště 2026/2027Oct 11 – Mar 21, 2027TPR 24681/1+9.8

Event timeline · Classical

2 of 22 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.

Recent opponents · Classical

Radoslav Khun

Rated near Jan Kostka · Classical

World

  1. #=118782P M B Kondagoda1684.0
  2. #=119076Anders Carlsson1683.8
  3. #=119076Jan Kostka1683.8
  4. #=119076Jingxuan Qiao1683.8
  5. #=119076Theertha Pillai1683.8

Czechia

  1. #=4486Milan Celko1684.0
  2. #=4486Jiri Smutek1684.0
  3. #4494Jan Kostka1683.8
  4. #=4495Ondrej Cernik1683.0
  5. #=4495Vojtech Nesvadba1683.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE