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Sergio Portillo

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ARG · 40 yrs · K=20 · Peak 1570 (Mar 2024, includes FIDE’s rating adjustment)

Best performance: 1569 at IRT Sub 1800 - Club Andes Talleres(Best of 2025)

World #=219644 live, down 3696#215,948 publishedArgentina #=2418Americas #=26161among active players

Classical rating

1430

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

On FIDE’s list since Dec 2023

How live ratings are calculated

Rating History · Classical

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Classical rating 1437 to 1430 over the last 12 months; peak 1570 in March 2024.

Official rating by month

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

ListClassicalRapidBlitz
Nov 20261430, -7, 4 games1484, 0, 0 games1429, 0, 0 games
Oct 20261437, +33, 4 games1484, 0, 0 games1429, 0, 0 games
Sep 20261404, -55, 4 games1484, 0, 0 games1429, 0, 0 games
Aug 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
Jul 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
Jun 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
May 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
Apr 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
Mar 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
Feb 20261459, 0, 0 games1484, 0, 0 games1429, 0, 0 games
Jan 20261459, +22, 2 games1484, 0, 0 games1429, 0, 0 games
Dec 20251437, 0, 0 games1484, 0, 0 games1429, 0, 0 games

Form · Classical

oldest → latest

Longest unbeaten run in 2026: 2 games, Sep 20.

From 48 classical games on record, the latest on Oct 18.

Classical games since the November list

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

Show gamesLast playedScore
Irt Sub 1800 Andes TalleresOct 17 – Oct 18TPR 14113/6

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

Best wins · Classical

From 32 rated classical games against rated opponents, 2023–2026

#OpponentRating
1, Mateo Oro, Sep 2026 · IRT Sub 1800 Andes Talleres 19 y 20 de Septiembre, 1547
2, Juan Amarilla, Nov 2025 · IRT Maipu, 1539
3, Diego Vazquez, Sep 2026 · IRT Sub 1800 Andes Talleres 19 y 20 de Septiembre, 1456

Event timeline · Classical

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
202612315841391
202592½16241458
2024601634834
20235213561284

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

Rated near Sergio Portillo · Classical

World

  1. #=219644Sophia Weizhi Chen1430.0
  2. #=219644Maite Cordova1430.0
  3. #=219644Sergio Portillo1430.0
  4. #=219644Pablo Diego Andres Nunez1430.0
  5. #=219644Dario Daza1430.0

Argentina

  1. #=2415John Villarroel Limachi1432.0
  2. #=2418Maite Cordova1430.0
  3. #=2418Sergio Portillo1430.0
  4. #=2418Pablo Diego Andres Nunez1430.0
  5. #=2418Dario Daza1430.0

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