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Jean-Yves Bosson

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SUI · 40 yrs · K=20 · Peak 1962 (Apr 2023)

Best performance: 2066 at Bundesturnier 2022 HT 1(Best of 2022)

World #=35344 live, down 419#34,925 publishedSwitzerland #=560

NOV26 Rating

1960

Live Rating

1960.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202619600
Oct 20261960+5
Sep 202619550
Aug 202619550
Jul 202619550
Jun 202619550
May 202619550
Apr 202619550
Mar 202619550
Feb 202619550
Jan 202619550
Dec 202519550

Form · Classical

oldest → latest

Unbeaten in the last 3 games (3 wins), since Mar 28, 2024.

From 37 classical games on record, the latest on Sep 7.

Classical games since the November list

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

Last playedScore
SMM 3. Liga 2026 (group 514)Mar 9 – Sep 71/1

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

Best wins · Classical

From 36 rated classical games against rated opponents, 2018–2026

#OpponentRating
1, Thomas Naef, May 2022 · Bundesturnier 2022 HT 1, 2110
2, Paul Koestinger, Mar 2023 · SJMM 2025-2026 (National leagues) round 4-5, 2034
3, Achim Schneuwly, May 2022 · Bundesturnier 2022 HT 1, 2024

Event timeline · Classical

1 of 14 events · All years

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 month

2026: not enough games against rated opponents for a performance rating

MonthGamesScoreAvg oppTPR
Sep111774—

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

Rated near Jean-Yves Bosson · Classical

World

  1. #=35344Stefan Wanner1960.0
  2. #=35344Cyrill Leuthold1960.0
  3. #=35344Jean-Yves Bosson1960.0
  4. #=35344Urs Jaeger1960.0
  5. #=35344Kim Norgaard1960.0

Switzerland

  1. #=560Stefan Wanner1960.0
  2. #=560Cyrill Leuthold1960.0
  3. #=560Jean-Yves Bosson1960.0
  4. #=560Urs Jaeger1960.0
  5. #=564Fritz Maurer1959.0

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