Jefferson Perdomo

COL · 35 yrs · K=20 · Peak 2026 (Nov 2017)

Best performance: 2125 at VII IRT Abierto Internacional Raza Medellin 2017(Best of 2017)

OCT26 Rating

1966

Live Rating

1966.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

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Official classical rating by month

List	Rating	Change
Oct 2026	1966	0
Sep 2026	1966	0
Aug 2026	1966	0
Jul 2026	1966	0
Jun 2026	1966	0
May 2026	1966	0
Apr 2026	1966	0
Mar 2026	1966	0
Feb 2026	1966	0
Jan 2026	1966	0
Dec 2025	1966	0
Nov 2025	1966	0

Classical games since the October list

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

	Last played	Score	TPR
	Campeonato Nacional por Equipos Preparacion Juegos Nacionales 2027 Clasico AbsolutoNov 7, 2024 – Nov 10, 2024	0/3	—

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

Event timeline · Classical

19 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.

Campeonato Nacional por Equipos Preparacion Juegos Nacionales 2027 Clasico Absoluto—(2)
Nov 2024Swissfederation source
Score 0/3Opp avg 1922Start 1989
XVII Campeonato Continental Absoluto de Ajedrez de las Americas 2024 Jorge Vega In Memoriam1984
May – Jun 2024Swissfederation source
Best of 2024Score 6½/11Opp avg 1919Start 1986
Semifinal de Mayores ABSOLUTO Pre Selectivo Final Nacional Selectivo a La Olimpiada Budapest 20241904
Mar 2024Swissfederation source
#2 in 2024Score 6/11Opp avg 1868Start 2015
XXVI IRT Feria de Las Flores Inmemoriam Oscar Castro 20192038
Aug 2019Swissfederation source
Best of 2019Score 3½/8Opp avg 2081Start 2010
IRT de Primera Categoria Jorge Aristizabal Antioquia 20191991
Jun 2019Swissfederation source
#2 in 2019Score 4/6Opp avg 1866Start 2002
VIII. IRT Abierto Internacional de la Raza Universidad de Medellin-Liga de Ajedrez de Antioquia 2018—(2)
Oct 2018Swissfederation source
Score 1/5Opp avg 1686Start 2017
XXV Torneo IRT Internacional Feria de las Flores In Memoriam Oscar Castro 20182079
Aug 2018Swissfederation source
Best of 2018Score 4/9Opp avg 2079Start 2008
IRT Abierto Primera Categoria Jorge Aristizabal 20181739
Jul 2018Swissfederation source
#2 in 2018Score 2/5Opp avg 1739Start 2026
VII IRT Abierto Internacional Raza Medellin 20172125
Oct 2017Swissfederation source
Best of 2017Score 4/9Opp avg 2168Start 1999
XXIII Torneo IRT Internacional Feria de las Flores Medellin Inmemorial Oscar Castro 20161951
Aug 2016Swissfederation source
#2 in 2016Score 4½/9Opp avg 1951Start 2010
Semifinal 1 Selectivo Olimpiada Mundial de Baku 2016 Absoluto2067
Mar 2016Swissfederation source
Best of 2016Score 1½/5Opp avg 2067Start 2005
XXII IRT Internacional Feria de las Flores Medellin 2015 Inmemorial Oscar Castro1934
Aug 2015Swissfederation source
#2 in 2015Score 2½/6Opp avg 1839Start 2010
Torneo IRT Segunda Categoria Antioquia 20152093
Apr 2015Swissfederation source
Best of 2015Score 5½/7Opp avg 1900Start 1995
XXI Torneo IRT Internacional FERIA DE LAS FLORES Medellin 20141989
Aug 2014Swissfederation source
#3 in 2014Score 2½/8Opp avg 2091Start 2002
Semifinal Nacional de Mayores Absoluto 20142072
Apr 2014Swissfederation source
Best of 2014Score 6/11Opp avg 2115Start 1963
Torneo IRT de Segunda Categoria Antioquia 20142008
Mar 2014Swissfederation source
#2 in 2014Score 5/7Opp avg 1815Start 1954
Torneo Nacional IRT Abierto de la Raza Menor 2100 Elo—(1)
Nov 2010Swissfederation source
Score 5/7Opp avg 2098Start 1949
IRT Torneo Deptal Sub-20 Absoluto Antioquia 20101973
Feb 2010Swissfederation source
Best of 2010Score 3/7Opp avg 2045Start 1944
Centroamericano y del Caribe Sub20 Absoluto1944
Jul – Aug 2009Swissfederation source
Best of 2009Score 4/9Opp avg 1987

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