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Live classical, rapid & blitz ratings for every active FIDE-rated player worldwide. Search, compare, and explore national standings.
595K+
Players Indexed
180+
Countries
12K+
Titled Players
Monthly
Updated
Classical Rating
1810
Period: 2026-07
1810
Peak: 1835
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Peak: —
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Peak: —
Milestone Tracks
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Federation
SUI
Active Status
Active
FIDE Title
None
Birth Year
1947
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Bosson, age 79 has played 2 rated periods with a classical range of 1810–1810. Their rating is declining (-25 net over the full period). Lifetime peak rating is 1835. Rating volatility is high (avg 25 pts/month).
📉 Falling
1835
-25
High (25/mo)
Computed from Bosson's FIDE rating history. Updated monthly.