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Rio Bossola

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USA · 13 yrs · K=40 · Peak 1637 (Aug 2025)

Best performance: 1739 at April 2025 Super Sunday FIDE Tournament(Best of 2025)

OCT26 Rating

1637

Live Rating

1637.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Oct 202616370
Sep 202616370
Aug 202616370
Jul 202616370
Jun 202616370
May 202616370
Apr 202616370
Mar 20261637+1
Feb 202616360
Jan 202616360
Dec 20251636-1
Nov 202516370

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

Last playedScore
30th Annual Bradley Open - U2100Jul 25, 2025 – Jul 27, 20252/3

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

Event timeline · Classical

11 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.

Live ratings projected from the OCT26 published list · Not affiliated with FIDE