Compare

Bo-Shiun Shiu

Follow

TPE · 15 yrs · K=40 · Peak 1622 (Aug 2026)

Best performance: 1698 at 2026 CTCA International Chess Open- GU15U15U17(Best of 2026)

World #=142944 live, down 2190#140,754 publishedChinese Taipei #78Asia #=22511among active players

Classical rating

1622

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

On FIDE’s list since Aug 2025

How live ratings are calculated

Rating History · Classical

Loading chart…

Classical rating 1603 to 1622 over the last 12 months; peak 1622 in August 2026.

Official rating by month

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

ListClassical
Nov 20261622, 0, 0 games
Oct 20261622, 0, 0 games
Sep 20261622, 0, 0 games
Aug 20261622, +19, 6 games
Jul 20261603, 0, 0 games
Jun 20261603, 0, 0 games
May 20261603, 0, 0 games
Apr 20261603, 0, 0 games
Mar 20261603, 0, 0 games
Feb 20261603, 0, 0 games
Jan 20261603, 0, 0 games
Dec 20251603, 0, 0 games

Form · Classical

oldest → latest

Longest unbeaten run in 2026: 2 games, Jul 22 – Jul 23.

From 18 classical games on record, the latest on Jul 26.

Classical games since the November list

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

Last playedScore
2026 CTCA International Chess Open- GU15U15U17Jul 21 – Jul 26TPR 16985½/9

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

Best wins · Classical

From 12 rated classical games against rated opponents, 2025–2026

#OpponentRating
1, Rodolfo Sarmiento, Jul 2025 · 2025 CTCA International Chess Open-Open U19GU19U17GU17, 1689
2, Tzu-Hong Li, Jul 2026 · 2026 CTCA International Chess Open- GU15U15U17, 1586
3, Eunjae Jang, Jul 2026 · 2026 CTCA International Chess Open- GU15U15U17, 1478

Event timeline · Classical

2 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
20266316981698
20256216531528

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

Rated near Bo-Shiun Shiu · Classical

World

  1. #=142944Christoffer Undrum1622.0
  2. #=142944Dieter Margraf1622.0
  3. #=142944Bo-Shiun Shiu1622.0
  4. #=142944Pascal Ortner1622.0
  5. #=142944Niklas Hosa1622.0

Chinese Taipei

  1. #76Yi-Xin Alexis Huang1626.0
  2. #77Yi-Ruei Su1625.0
  3. #78Bo-Shiun Shiu1622.0
  4. #79Hsin-Peng Lin1616.0
  5. #80Chih-Hao Shen1614.0

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