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Rene Bosak

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CZE · 22 yrs · K=20 · Peak 1728 (Nov 2026)

Best performance: 1625 at 1.liga mladeze - vychod 2016/2017 r1-3(Best of 2016)

World #=102192 live, down 984#101,208 publishedCzechia #=4043

NOV26 Rating

1728

Live Rating

1728.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 20261728+10
Oct 202617180
Sep 202617180
Aug 202617180
Jul 202617180
Jun 202617180
May 202617180
Apr 20261718+8
Mar 20261710+10
Feb 202617000
Jan 202617000
Dec 20251700-11

Form · Classical

oldest → latest

Unbeaten in the last 4 games (3 wins, 1 draw), since Feb 3. That is the longest unbeaten run of 2026.

From 70 classical games on record, the latest on Oct 20.

Classical games since the November list

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

Last playedScore
Městská soutěž Ostrava 2026 - 2027Oct 13 – Mar 30, 2027½/1

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

Event timeline · Classical

15 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
202643½17202056
2025101689—
2016221015661530
201542½13501445
2014133½15821407

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

Rated near Rene Bosak · Classical

World

  1. #=102192Tomas Kacir1728.0
  2. #=102192Jun Ye Siew1728.0
  3. #=102192Rene Bosak1728.0
  4. #=102192Julian Prenosil1728.0
  5. #=102192Luis Daniel Vargas Cordova1728.0

Czechia

  1. #=4043Milos Koudelka1728.0
  2. #=4043Tomas Kacir1728.0
  3. #=4043Rene Bosak1728.0
  4. #=4043Julian Prenosil1728.0
  5. #=4043Tomas Witassek1728.0

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