CChessStats
Format
BS

Bonauer, Stephan

🇨🇭

FIDEFIDE 1314793· Male· Switzerland· Born in 1952

Follow Stephan BonauerTrack his monthly FIDE ratings, games, tournaments and more.

Stephan Bonauer, a 74-year-old Swiss player, is rated 1665. He has held steady between 1650 and 1700 for 2 years. 32 rated games in the past year (≈12/year long-term). Recent standard appearances include SMM Ligen 1-4 2026 round 2, REM 2026 round 5, and SMM Ligen 1-4 2026 round 1. Also played 1 rapid event (including Biel Chess Festival 2025 - RAP) recently. His peak of 1754 was reached at age 60 (Sep 2012).

Current rating

1665

Standard

Rpd1771·Blz—

All-time high

1754

−89 pts below
Sep 2012 · age 60

Activity

13

games / yr avg. · ≈1/mo

32 past 12 mo · ≈3/mo
classical only
Moderately active

Signature stat

#122,545

#122,545 · players worldwide · of 218,279

Career timeline

15 entries
2024
Best 12-month gain (+194 Elo)
1504 → 1698
Jun 2024
Re-crossed 1600
at age 72
Mar 2024
2023
47th Swiss 70-75 player
at age 71 · rated 1520
Jan 2023
2020
Inactive for 17 months
paused at 1564 → returned at 1553
Feb 2020
2019
100 career games
at age 67
Feb 2019
2018
69th Swiss 65-70 player
at age 66 · rated 1642
Jul 2018

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.

Activity & highlights

Top opponent
vs Wolfgang Ledermann 1,833
Therwiler Afternoon Open TAO 2025 round 6-7 · Jan 2026 · +13.9 Elo
Evolution
-13
1678 → 1665
Tournaments
14
35 games
Score
13/ 3537.1%
15W5D15L
Top 3 losses
1.[L]vsVito Lo Presti1,518·REM 2026 round 2-3·R2·-14.2
2.[L]vsAleksandra Polak1,535·Bundesturnier HT-3 2026·R5·-13.6
3.[L]vsAxel Moehlmann1,598·Bundesturnier HT-3 2026·R4·-11.9

Last 12 months — tournaments

14 events
EventDateScoreRankPerfΔ Elo
Bundesturnier HT-3 2026
Open Swiss
May 20264/6#321652-1.4
SMM Ligen 1-4 2026 round 2
Team
Apr 20261/1#2952356+6.8
REM 2026 round 5
Open Swiss
Apr 20260.5/2#261450-10.6
SMM Ligen 1-4 2026 round 1
Team
Mar 20260.5/1#6321590-2.2
REM 2026 round 2-3
Open Swiss
Feb 20260.5/2#341327-17.8
SGM 2025-2026 (all leagues) Round 5-6
Team
Feb 20261/2#6471697+0.2
SGM 2025-2026 (all leagues) Round 4
Team
Jan 20261/1#1552330+6.2
REM 2026 round 1
Open Swiss
Jan 20260/1#291143-3.4
Therwiler Afternoon Open TAO 2025 round 6-7
Swiss
Jan 20261/2#101847+8.8
Basel Christmas Experts Open 2025
Open Swiss
Dec 20252.5/5#521707+4.4
Worst Elo result: REM 2026 round 2-3 (-17.8 Elo, finished #34).

Rankings

/
Switzerland
#2,308
out of 3,528 players
Europe
#84,722
in continent
World
#122,539
out of 400,000+

National ranking

Europe & World

Europe
World
Switzerland
1
🇨🇭Milov, VadimFollow Vadim MilovTrack their monthly FIDE ratings, games, tournaments and more.
2,577
2
🇨🇭Bogner, SebastianFollow Sebastian BognerTrack their monthly FIDE ratings, games, tournaments and more.
2,547
3
🇨🇭Peng, Li MinFollow Li Min PengTrack their monthly FIDE ratings, games, tournaments and more.
2,541
4
🇨🇭Demuth, AdrienFollow Adrien DemuthTrack their monthly FIDE ratings, games, tournaments and more.
2,523
5
🇨🇭Georgiadis, NicoFollow Nico GeorgiadisTrack their monthly FIDE ratings, games, tournaments and more.
2,520
6
🇨🇭Pelletier, YannickFollow Yannick PelletierTrack their monthly FIDE ratings, games, tournaments and more.
2,514
7
🇨🇭Kosteniuk, AlexandraFollow Alexandra KosteniukTrack their monthly FIDE ratings, games, tournaments and more.
2,496
8
🇨🇭Georgiadis, IoannisFollow Ioannis GeorgiadisTrack their monthly FIDE ratings, games, tournaments and more.
2,483
9
🇨🇭Vernay, ClovisFollow Clovis VernayTrack their monthly FIDE ratings, games, tournaments and more.
2,465
10
🇨🇭Jenni, FlorianFollow Florian JenniTrack their monthly FIDE ratings, games, tournaments and more.
2,462
...
2308🇨🇭Bonauer, Stephan1,665
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,713
...
84722🇨🇭Bonauer, Stephan1,665
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
122539🇨🇭Bonauer, Stephan1,665