Roger Patterson

CAN · 68 yrs · K=20 · Peak 2195 (Jan 2005)

Best performance: 2426 at Washington Class Championships Expert Section(Best of 2010)

World #=29053 live582#28,471 publishedCanada #224

OCT26 Rating

1995

Live Rating

1995.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Oct 2026	1995	0
Sep 2026	1995	+7
Aug 2026	1988	0
Jul 2026	1988	0
Jun 2026	1988	0
May 2026	1988	0
Apr 2026	1988	-1
Mar 2026	1989	+1
Feb 2026	1988	+12
Jan 2026	1976	0
Dec 2025	1976	0
Nov 2025	1976	+9

Classical games since the October list

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

	Last played	Score	TPR
	2026 Victoria BC Day Open, Premier SectionAug 1 – Aug 3TPR 2035	4/5	2035

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

Event timeline · Classical

50 of 61 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.

2026 Victoria BC Day Open, Premier Section2035
Aug 2026Swissfederation source
#2 in 2026Score 4/5Opp avg 1795Start 1988
2026 Victoria Championship, Premier Section2141
Jan 2026Swissfederation source
Best of 2026Score 4/5Opp avg 1868Start 1976
2025 Jack Taylor Memorial, Premier Section2107
Oct 2025Swissfederation source
#2 in 2025Score 3½/4Opp avg 1834Start 1967
2025 Victoria BC Day Open Premier—(1)
Aug 2025Swissfederation source
Score 1½/2Opp avg 1688Start 1964
2025 Canadian Open - Open Section2111
Jul 2025Swissfederation source
Best of 2025Score 3/6Opp avg 2111Start 1941
2025 Grand Pacific Open Premier Section1644
Apr 2025Swissfederation source
#3 in 2025Score 2/6Opp avg 1769Start 1994
2025 Victoria Chess Championship Premier Section—(2)
Jan 2025Swissfederation source
Score 4/4Opp avg 1709Start 1987
2024 Jack Taylor Memorial Premier Section—(2)
Oct 2024Swissfederation source
Score 3½/4Opp avg 1725Start 1989
2024 Grand Pacific Open Premier Section1954
Mar – Apr 2024Swissfederation source
Best of 2024Score 3½/6Opp avg 1897Start 1990
Lynn Stringer Memorial1971
Aug 2023Swissfederation source
#2 in 2023Score 2/3Opp avg 1846Start 1984
47th Annual Paul Keres Memorial Premier1980
May 2023Swissfederation source
Best of 2023Score 1½/3Opp avg 1980Start 1984
46th Paul Keres Memorial Premier1866
May 2022Swissfederation source
#2 in 2022Score 2½/5Opp avg 1866Start 2000
2022 Grand Pacific Open1906
Apr 2022Swissfederation source
Best of 2022Score 4/6Opp avg 1834Start 2011
2021 BC Closed Championship2009
Oct 2021Swissfederation source
Best of 2021Score 3½/7Opp avg 2066Start 2013
BC Open Premier2021
Feb 2020Swissfederation source
Best of 2020Score 2½/5Opp avg 2021Start 2013
2020 BC vs Washington Match1857
Jan 2020Swissfederation source
#2 in 2020Score 2½/5Opp avg 1857Start 2030
2019 Banff Open2009
Nov 2019Swissfederation source
#4 in 2019Score 4/6Opp avg 1884Start 2031
2019 BC Championship2137
Oct 2019Round robinfederation source
Best of 2019Score 3½/7Opp avg 2137Start 2009
2019 Keres Memorial.2105
May 2019Swissfederation source
#2 in 2019Score 3/5Opp avg 2033Start 1993
2019 Grand Pacific Open1802
Apr 2019Swissfederation source
#5 in 2019Score 2½/6Opp avg 1951Start 2020
2019 BC Open2036
Feb 2019Swissfederation source
#3 in 2019Score 2½/5Opp avg 2036Start 2014
2018 Semiahmoo Open1922
Aug 2018Swissfederation source
#4 in 2018Score 2½/4Opp avg 1827Start 2023
2018 Keres Memorial1913
May 2018Swissfederation source
#5 in 2018Score 2½/6Opp avg 1985Start 2040
2018 Grand Pacific Open1984
Feb – Apr 2018Swissfederation source
#3 in 2018Score 3/6Opp avg 1984Start 2048
2018 BC Open2033
Feb 2018Swissfederation source
#2 in 2018Score 3½/6Opp avg 1976Start 2048

Rated near Roger Patterson · Classical

World

#=29053Brais Moreira Novo1995.0
#=29053Ioannis Tsilimparis1995.0
#=29053Roger Patterson1995.0
#=29053Arnon Halamish1995.0
#=29053Marco Franza1995.0

Canada

#=220Harry Zhao1996.0
#223Bill Bogle1995.8
#224Roger Patterson1995.0
#225Tobias Salkeld1994.0
#=226Nathan Zian Wang1993.0

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