Oscar Diez Viera

ESP · 34 yrs · K=20 · Peak 1981 (May 2024)

Best performance: 2111 at Campeonato Absoluto de Gipuzkoa 2023 Rondas 1-3(Best of 2023)

World #=34435 live612#33,823 publishedSpain #=2891

OCT26 Rating

1965

Live Rating

1965.0

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
	I Torneo Internacional de Ajedrez NubiaegipAug 21 – Aug 23TPR 1986	4½/7	1986

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

Event timeline · Classical

50 of 52 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.

I Torneo Internacional de Ajedrez Nubiaegip1986
Aug 2026Swissfederation source
Best of 2026Score 4½/7Opp avg 1884Start 1957
Liga FGA de Primera 2026 Rondas 9-11—(1)
Mar 2026Swissfederation source
Score 1/1Opp avg 1908Start 1949
Liga FGA de Primera 2026 Rondas 8—(1)
Feb 2026Swissfederation source
Score ½/1Opp avg 1892Start 1943
Campeonato de Euskadi por Equipos Primera-26 Rondas 5-7—(1)
Feb 2026Round robinfederation source
Score ½/1Opp avg 1976Start 1943
Campeonato de Euskadi por Equipos Primera-26 Rondas 4—(1)
Jan 2026Round robinfederation source
Score 1/1Opp avg 1705Start 1945
I Open Internacional de Ajedrez Ciudad de Irun1866
Dec 2025Swissfederation source
#3 in 2025Score 4/7Opp avg 1816Start 1956
I Brasilia Mais TI Chess Open1833
Aug 2025Swissfederation source
#4 in 2025Score 4/7Opp avg 1833Start 1970
Granada Chess Open 20251987
Jul – Aug 2025Swissfederation source
#2 in 2025Score 4½/8Opp avg 1944Start 1970
CTO DE EUSKADI POR EQUIPOS PRIMERA 2025 Rondas 8-9—(1)
Mar 2025Round robinfederation source
Score ½/1Opp avg 1963Start 1970
CTO DE EUSKADI POR EQUIPOS PRIMERA 2025 Rondas 4-72006
Feb 2025Round robinfederation source
Best of 2025Score 2½/4Opp avg 1911Start 1966
Liga Gipuzkoana de Primera 2025 Rondas 1-3—(1)
Jan 2025Swissfederation source
Score 1/1Opp avg 1872Start 1962
CTO DE EUSKADI POR EQUIPOS PRIMERA 2025 Rondas 1-3—(1)
Jan 2025Round robinfederation source
Score ½/1Opp avg 1844Start 1962
Tournoi international de Bayonne 2024 (-2400)1933
Nov 2024Swissfederation source
#3 in 2024Score 4/6Opp avg 1808Start 1961
40 Open Internacional Andorra1915
Jul 2024Swissfederation source
#4 in 2024Score 3½/8Opp avg 1958Start 1981
Liga de Preferente de Gipuzkoa 2024 Rondas 10-11—(1)
Apr 2024Swissfederation source
Score 1/1Opp avg 1851Start 1973
XLIV Open Internacional Ciudad de San Sebastian1969
Mar 2024Swissfederation source
#2 in 2024Score 5½/9Opp avg 1889Start 1962
Liga de Preferente de Gipuzkoa 2024 Rondas 7-9—(2)
Mar 2024Swissfederation source
Score 2/2Opp avg 1788Start 1962
Liga de Preferente de Gipuzkoa 2024 Rondas 4-61978
Feb 2024Swissfederation source
Best of 2024Score 2½/3Opp avg 1705Start 1929
Liga de Preferente de Gipuzkoa 2024 Rondas 1-3—(1)
Jan 2024Swissfederation source
Score 1/1Opp avg 1705Start 1925
XX Torneo Internacional Gran Hotel Bali Grupo A1892
Dec 2023Swissfederation source
#4 in 2023Score 4/9Opp avg 1979Start 1937
Campeonato Absoluto de Gipuzkoa 2023 Rondas 4-72070
Nov 2023Swissfederation source
#3 in 2023Score 2/4Opp avg 2070Start 1921
Campeonato Absoluto de Gipuzkoa 2023 Rondas 1-32111
Oct 2023Swissfederation source
Best of 2023Score 2½/3Opp avg 1838Start 1905
XVIII Open de Primavera de Gros Rondas 7-9—(2)
Apr – Jun 2023Swissfederation source
Score 2½/3Opp avg 1868Start 1871
XVIII Open de Primavera de Gros Rondas 2-62086
Apr – May 2023Swissfederation source
#2 in 2023Score 3½/5Opp avg 1937Start 1871
XVIII Open de Primavera de Gros Rondas 1—(1)
Apr 2023Swissfederation source
Score 1/1Opp avg 1346Start 1871

Rated near Oscar Diez Viera · Classical

World

#=34435Josep Vinas Racionero1965.0
#=34435Rafael Montero Campuzano1965.0
#=34435Oscar Diez Viera1965.0
#=34435Francisco Luque Luque1965.0
#=34435Matin Darvishi1965.0

Spain

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