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Erwin S. Kiess Alfonso

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PUR · 21 yrs · K=20 · Peak 1632 (Mar 2024)

Best performance: 1815 at Jueves Clasico(Best of 2025)

World #=165433 live, down 1860#163,573 publishedPuerto Rico #=156

NOV26 Rating

1565

Live Rating

1565.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202615650
Oct 202615650
Sep 202615650
Aug 202615650
Jul 202615650
Jun 202615650
May 202615650
Apr 202615650
Mar 202615650
Feb 202615650
Jan 20261565-35
Dec 20251600+19

Form · Classical

oldest → latest

From 148 classical games on record, the latest on Nov 23, 2025.

Classical games since the November list

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

Last playedScore
San Juan Chess Club Invitational NacionalNov 19, 2025 – Nov 23, 2025TPR 9900/9

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

Best wins · Classical

From 102 rated classical games against rated opponents, 2016–2025

#OpponentRating
1, Cesar Augusto Montoya Diez, Apr 2025 · Subzonal 2.3.2 Absoluto Medellin 2025, 1956
2, Juan R. Padin Rivera, Oct 2025 · Jueves Clasico, 1860
3, CM Dhyaan Patel, Apr 2025 · XXII Jose de Diego Open, 1742

Openings · Classical

From the moves of 5 of 148 classical games on record.

As WhiteOpens 1.e4 in 3 of 3 games.

All openings

No opening played 3 times yet (3 games with this colour).

Event timeline · Classical

28 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
2025367½18071577
2024122½16861456
202320517041511
2017156½14541404
2016501708908

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

Rated near Erwin S. Kiess Alfonso · Classical

World

  1. #=165433Cesar Jachoian1565.0
  2. #=165433Jaime N. Sepulveda Carrero1565.0
  3. #=165433Erwin S. Kiess Alfonso1565.0
  4. #=165433Luis Felipe Gorbea Barriocanal1565.0
  5. #=165433Carlos Dolz Gonzalez1565.0

Puerto Rico

  1. #155Sergio I. Navarro Gonzalez1567.0
  2. #=156Jaime N. Sepulveda Carrero1565.0
  3. #=156Erwin S. Kiess Alfonso1565.0
  4. #158Chane Amrud Rolon1563.0
  5. #159Hector Albarran Torres1559.0

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