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Istvan Biro

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HUN · 41 yrs · K=20 · Peak 1992 (By Jun 2024)

Best performance: 2111 at Castling Hajduks International Rapid Tournament(Best of 2025)

World #=24240 live, down 380#23,860 publishedHungary #=356Europe #=14691among active players

Rapid rating

1937

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

On FIDE’s list since Jun 2024

How live ratings are calculated

Rating History · Rapid

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Rapid rating 1974 to 1937 over the last 12 months; peak 1992 by June 2024.

Official rating by month

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

ListClassicalRapid
Nov 20261962, -26, 2 games1937, 0, 0 games
Oct 20261988, 0, 0 games1937, 0, 0 games
Sep 20261988, 0, 0 games1937, 0, 0 games
Aug 20261988, 0, 0 games1937, 0, 0 games
Jul 20261988, 0, 0 games1937, -49, 9 games
Jun 20261988, +9, 1 game1986, 0, 0 games
May 20261979, -14, 2 games1986, 0, 0 games
Apr 20261993, -6, 1 game1986, 0, 0 games
Mar 20261999, +10, 1 game1986, 0, 0 games
Feb 20261989, 0, 0 games1986, +17, 9 games
Jan 20261989, +5, 2 games1969, -5, 7 games
Dec 20251984, +6, 1 game1974, 0, 0 games

Form · Rapid

oldest → latest

Unbeaten in the last 5 games (5 draws), since Oct 17. That is the longest unbeaten run of 2026.

From 65 rapid games on record, the latest on Oct 17.

Rapid games since the November list

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

Last playedScore
10 Város a Magyar Sakkozásért - Mezőberény A csoportOct 17TPR 18873½/7

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

Best wins · Rapid

From 65 rated rapid games against rated opponents, 2024–2026

#OpponentRating
1, CM Jozsef Jr. Lehocz, Jan 2026 · 6th Szentmiklos Cup, 2120
2, Sandor Kakuk, May 2024 · HuRRa Viharsarok Ten cities for HUN Chess, 2040
3, Antal Toviskes, Oct 2025 · Castling Hajduks International Rapid Tournament, 1995

Event timeline · Rapid

8 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
2026311718451881
20252514½18651922
202496½17911957

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

Rated near Istvan Biro · Rapid

World

  1. #=24240WIM Kovacs Marta Pinterne1937.0
  2. #=24240Zsolt Nemeth1937.0
  3. #=24240Istvan Biro1937.0
  4. #=24240Muhammad Shahzad1937.0
  5. #=24240Csaba Laszlo1937.0

Hungary

  1. #=356WIM Kovacs Marta Pinterne1937.0
  2. #=356Zsolt Nemeth1937.0
  3. #=356Istvan Biro1937.0
  4. #=356Csaba Laszlo1937.0
  5. #=360Aron Bekesi1936.0

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