Format
BJ
Bosch, Jean-Marc
🇨🇭FIDE 1327143· Male· Switzerland· Born in 1962
Follow Jean-Marc BoschTrack his monthly FIDE ratings, games, tournaments and more.
Jean-Marc Bosch, a 64-year-old Swiss player, is rated 1873. He has slipped back 30 Elo over the past 12 months. 14 rated games in the past year (≈4/year long-term). Recent standard appearances include SMM Ligen 1-4 2026 round 3, SMM Ligen 1-4 2026 round 2, and SMM Ligen 1-4 2026 round 1. He had 2 career breaks: 57 months (2017–2022, COVID-19 included) and 13 months (2022–2023). His peak of 1960 was reached at age 53 (Jul 2015).
Current rating
1873
Standard
Rpd—·Blz—
All-time high
1960
−87 pts below
Jul 2015 · age 53
Jul 2015 · age 53
Activity
7
games / yr avg. · ≈1/mo
13 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#55,025
#55,025 · players worldwide · of 218,279
Career timeline
11 entries2025
K-factor lowered to 20
at age 63
Dec 2025
69th Swiss 60-65 player
at age 63 · rated 1917
Aug 2025
2024
Best 12-month gain (+65 Elo)
1817 → 1882
Dec 2024
2022
Inactive for 13 months
paused at 1829 → returned at 1817
Oct 2022
49th Swiss 55-60 player
at age 60 · rated 1912
Apr 2022
2017
Inactive for 57 months
paused at 1928 → returned at 1916
Apr 2017
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
-44
1917 → 1873
Tournaments
10
12 games
Score
4.5/ 1237.5%
2W5D5L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
10 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 1/1 | #340 | 2684 | +10.6 |
Team | Apr 2026 | 1/1 | #455 | 2530 | +6.6 |
Team | Mar 2026 | 0.5/1 | #763 | 1568 | -7.0 |
Team | Mar 2026 | 0/1 | #777 | 1107 | -9.0 |
Team | Feb 2026 | 0.5/2 | #809 | 1898 | -0.2 |
Team | Jan 2026 | 0/1 | #1171 | 1189 | -7.0 |
Team | Dec 2025 | 0.5/1 | #537 | 1732 | -4.0 |
Team | Nov 2025 | 0.5/2 | #801 | 1745 | -15.6 |
Team | Sep 2025 | 0/1 | #373 | 1220 | -14.4 |
Team | Aug 2025 | 0.5/1 | #240 | 1821 | -5.2 |
Rankings
/
Switzerland
#964
out of 3,528 players
Europe
#40,396
in continent
World
#55,024
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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Europe
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| 40396 | 1,873 | |
World
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| 55024 | 1,873 | |