Carlo Bonferroni

SUI · 69 yrs · K=20 · Peak 1982 (Apr 2008)

Best performance: 1913 at 21. Open du Jura - Standard(Best of 2025)

World #=85191 live344#84,847 publishedSwitzerland #=1608

OCT26 Rating

1774

Live Rating

1774.0

Change

0.0

Games Played

Rating History · Classical

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Classical games since the October list

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

	Last played	Score	TPR
	15° WE CITTA' DI BIELLA - BSep 25 – Sep 27TPR 1707	2½/5	1707

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

10 of 28 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.

15° WE CITTA' DI BIELLA - B1707
Sep 2026Swissfederation source
#4 in 2026Score 2½/5Opp avg 1707Start 1784
SMM 3. Liga 2026 (group 515)—(1)
Mar – Sep 2026Teamfederation source
Score 1½/2Opp avg 1685Start 1742
ECU Senior Chess Championship 65+1846
Jun 2026Swisschess-results.com
Best of 2026Score 4/9Opp avg 1889Start 1767
21 Open de Payerne - Open A round 7—(1)
Jan – May 2026Swissfederation source
Score 1/1Opp avg 1634Start 1737
21 Open de Payerne - Open A round 6—(1)
Jan – Apr 2026Swissfederation source
Score ½/1Opp avg 1813Start 1737
14e Open de la Broye Open A1843
Mar 2026Swisschess-results.com
#2 in 2026Score 2½/4Opp avg 1843Start 1742
21 Open de Payerne - Open A Round 4-5—(2)
Jan – Mar 2026Swissfederation source
Score 1/2Opp avg 1782Start 1737
24. Burgdorfer Stadthaus-Open 2026 Kat. B1796
Feb 2026Swissfederation source
#3 in 2026Score 3/5Opp avg 1724Start 1733
21 Open de Payerne - Open A Round 2-3—(1)
Jan 2026Swissfederation source
Score 1/2Opp avg 1830Start 1737
21 Open de Payerne - Open A Round 1—(1)
Jan 2026Swissfederation source
Score 0/1Opp avg 1958Start 1737

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