Calvin John Klaasen

RSA · 39 yrs · K=20 · Peak 2320 (Jan 2018)

Best performance: 2238 at Cape Town Chess Open Festival 2025 (A)(Best of 2025)

World #=9554 live30#9,524 publishedSouth Africa #19

OCT26 Rating

2177

Live Rating

2177.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	CTCF League 2026Aug 1 – Sep 20TPR 2026	2½/3	2026

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

Event timeline · Classical

16 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.

CTCF League 20262026
Aug – Sep 2026Teamchess-results.com
#4 in 2026Score 2½/3Opp avg 1753Start 2177
South African Open Championship 2026 (Championship)2174
Jun – Jul 2026Swisschess-results.com
Best of 2026Score 6½/9Opp avg 2008Start 2171
Moja Chess Extravaganza 2026 (Prestige)2150
Apr 2026Swissfederation source
#2 in 2026Score 4½/9Opp avg 2150Start 2177
2026 South African Closed Chess Championships (Open)2148
Feb – Mar 2026Round robinfederation source
#3 in 2026Score 4½/11Opp avg 2213Start 2190
Cape Town Chess Federation Club League 2025 (A)2183
Jul – Sep 2025Teamfederation source
#5 in 2025Score 2½/3Opp avg 1910Start 2187
CAPE GAMBIT INVITATIONAL (Invitational)2213
Apr 2025Round robinfederation source
#3 in 2025Score 3/7Opp avg 2263Start 2165
Cape Town Chess Open Festival 2025 (A)2238
Mar 2025Swissfederation source
Best of 2025Score 5/6Opp avg 1965Start 2165
Western Cape Closed 2025 (A)2149
Mar 2025Swissfederation source
#6 in 2025Score 4½/6Opp avg 1956Start 2165
Cape of Good Hope Open 2025 (Championship)2195
Feb 2025Swissfederation source
#4 in 2025Score 4½/6Opp avg 2002Start 2157
CAPE TOWN MASTERS CHALLENGE 2025 (Masters)2230
Jan 2025Swissfederation source
#2 in 2025Score 3½/5Opp avg 1894Start 2159
Chess Western Province League 2024 (Premier)2111
Jul – Sep 2024Teamfederation source
#2 in 2024Score 3½/5Opp avg 1962Start 2163
2024 South African Closed Chess Championship (Open)2182
Mar – Apr 2024Round robinfederation source
Best of 2024Score 5½/11Opp avg 2182Start 2155
CAPE TOWN MASTERS CHALLENGE 2024 (Masers)2097
Jan 2024Swissfederation source
#3 in 2024Score 6/9Opp avg 1972Start 2165
Moja Chess Extravaganza 2023 (Presige)2028
Sep – Oct 2023Swissfederation source
#2 in 2023Score 5/9Opp avg 1985Start 2204
Chess Western Province League 2023 (Premier)2127
Jul – Sep 2023Teamfederation source
Best of 2023Score 6½/10Opp avg 2047Start 2215
Western Cape Women's Chess Championship (Advanced)2008
Aug 2023Swissfederation source
#3 in 2023Score 5/6Opp avg 1735Start 2215

Rated near Calvin John Klaasen · Classical

World

#=9554Mykhaylo Avgustinov2177.0
#=9554Robert Kvak2177.0
#=9554FMCalvin John Klaasen2177.0
#=9554FMDario Dutina2177.0
#=9554Andreas Skovgaard2177.0

South Africa

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