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Sergii Kostsov

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UKR · 54 yrs · K=20 · Peak 1497 (Mar 2024, includes FIDE’s rating adjustment)

Best performance: 1157 at Svitoglyad - Blitz november 2023(Best of 2023)

World #=277950Ukraine #=7423among all players, November list

Blitz rating

1486

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

On FIDE’s list since Jan 2024 · Inactive on FIDE’s list

How live ratings are calculated

Rating History · Blitz

Loading chart…

Blitz rating unchanged at 1486 over the last 12 months; peak 1497 in March 2024.

Official rating by month

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

ListBlitz
Nov 20261486, 0, 0 games
Oct 20261486, 0, 0 games
Sep 20261486, 0, 0 games
Aug 20261486, 0, 0 games
Jul 20261486, 0, 0 games
Jun 20261486, 0, 0 games
May 20261486, 0, 0 games
Apr 20261486, 0, 0 games
Mar 20261486, 0, 0 games
Feb 20261486, 0, 0 games
Jan 20261486, 0, 0 games
Dec 20251486, 0, 0 games

Form · Blitz

oldest → latest

From 32 blitz games on record, the latest on Dec 21, 2024.

Blitz games since the November list

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

Last playedScore
Svitoglyad 12.2024 - blitzDec 21, 20242½/7

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

Best wins · Blitz

From 10 rated blitz games against rated opponents, 2023–2024

#OpponentRating
1, Ganna-Mariia Mochkova, Nov 2023 · Svitoglyad - Blitz november 2023, 1252

Event timeline · Blitz

5 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
2024201321—
20238113451023

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

Rated near Sergii Kostsov · Blitz · November list, all players

World

  1. #=277950Komarajula Sai Anirudh1486
  2. #=277950Shervin Koochaki1486
  3. #=277950Sergii Kostsov1486
  4. #=277950Ioannis Koumis1486
  5. #=277950Anastasios Koutoulakis1486

Ukraine

  1. #=7423Valentyn Babushkin1486
  2. #=7423Ivan Obukhovskiy1486
  3. #=7423Sergii Kostsov1486
  4. #=7423Yehor Lakhno1486
  5. #=7423Olga Dytynko1486

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