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Adna Kos

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BIH · 22 yrs · K=20 · Peak 1955 (By Apr 2023)

Best performance: 1955 at Sahovski turnir povodom Dana nezavisnosti Bosne i Hercegovine Zenica 2023(Best of 2023)

World #=32724 live, down 549#32,175 publishedBosnia & Herzegovina #=352Europe #=18416among active players

Blitz rating

1837

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

On FIDE’s list since Apr 2023

How live ratings are calculated

Rating History · Blitz

Loading chart…

Blitz rating 1890 to 1837 over the last 12 months; peak 1955 by April 2023.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20261686, 0, 0 games1850, +1, 8 games1837, 0, 0 games
Oct 20261686, -15, 2 games1849, 0, 0 games1837, 0, 0 games
Sep 20261701, 0, 0 games1849, +31, 9 games1837, 0, 0 games
Aug 20261701, -36, 5 games1818, 0, 0 games1837, 0, 0 games
Jul 20261737, 0, 0 games1818, 0, 0 games1837, 0, 0 games
Jun 20261737, 0, 0 games1818, 0, 0 games1837, +7, 7 games
May 20261737, 0, 0 games1818, 0, 0 games1830, 0, 0 games
Apr 20261737, +1, 0 games1818, -31, 12 games1830, -28, 8 games
Mar 20261736, -1, 0 games1849, +14, 9 games1858, 0, 0 games
Feb 20261737, 0, 0 games1835, 0, 0 games1858, 0, 0 games
Jan 20261737, +3, 5 games1835, +4, 9 games1858, -32, 6 games
Dec 20251734, 0, 0 games1831, 0, 0 games1890, 0, 0 games

Form · Blitz

oldest → latest

Unbeaten in the last 3 games (2 wins, 1 draw), since May 23. That is the longest unbeaten run of 2026.

From 98 blitz games on record, the latest on May 23.

Blitz games since the November list

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

Last playedScore
3. memorijalni šahovski turnir "Sjećanje na gradonačelnika Husejina Smajlovića"May 23TPR 18814½/9

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

Best wins · Blitz

From 87 rated blitz games against rated opponents, 2023–2026

#OpponentRating
1, Ahmed Karalic, May 2025 · 2. Memorijalni sahovski turnir "Sjecanje na gradonacelnika Husejina Smajlovica", 2001
2, Safet Joldic, Mar 2023 · Sahovski turnir povodom Dana nezavisnosti Bosne i Hercegovine Zenica 2023, 1961
3, FM Harun Pasalic, Jun 2024 · Tradicionalni Kurban-Bajramski sahovski turnir 2024, 1959

* No blitz rating yet, so FIDE rates the game at the player's classical rating.

Event timeline · Blitz

11 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
202616619071820
202514419771819
2023321319361871

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

Rated near Adna Kos · Blitz

World

  1. #=32724Oleksandr Prach1837.0
  2. #=32724Bojan Tomic1837.0
  3. #=32724Adna Kos1837.0
  4. #=32724David Soraire1837.0
  5. #=32724Stanko Bosic1837.0

Bosnia & Herzegovina

  1. #=349Ljuban Ranilovic1838.0
  2. #=352Bojan Tomic1837.0
  3. #=352Adna Kos1837.0
  4. #=354Dragisa Krminac1836.0
  5. #=354Arif Grebovic1836.0

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