Jake Kostrzewa

AUS · 49 yrs · K=40 · Peak 1845 (Mar 2024)

Best performance: 1857 at Ballarat Begonia Open(Best of 2009)

OCT26 Rating

1845

Live Rating

1845.0

Change

0.0

Games Played

Rating History · Classical

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Official classical rating by month

Classical games since the October list

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

	Last played	Score	TPR
	Melbourne Chess Club ChampionshipFeb 1, 2010 – Apr 19, 2010TPR 1698	1/6	1698

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

10 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.

Melbourne Chess Club Championship1698
Feb – Apr 2010Swissfederation source
Best of 2010Score 1/6Opp avg 1938Start 1845
Melbourne Chess Club Open1557
Aug – Oct 2009Swissfederation source
#3 in 2009Score 3/9Opp avg 1750Start 1845
City of Melbourne Open1027
Apr – Jun 2009Swissfederation source
Score 2½/7Opp avg 1827
NSW Open1775
Jun 2009Swissfederation source
#2 in 2009Score 1½/6Opp avg 2097Start 1845
Ballarat Begonia Open1857
Mar 2009Swissfederation source
Best of 2009Score 3½/7Opp avg 1800Start 1845
Elwood Bendigo Bank Championship1546
Nov 2008Swissfederation source
#3 in 2008Score 2½/7Opp avg 1912Start 1845
Victorian Open1715
Jun 2008Swissfederation source
Best of 2008Score 3/7Opp avg 1840Start 1845
Ballarat Begonia Open1619
Mar 2008Swissfederation source
#2 in 2008Score 1½/7Opp avg 1812Start 1845
Elwood Bendigo Bank Championship1625
Nov 2007Swissfederation source
#2 in 2007Score 2½/7Opp avg 1865Start 1845
Ballarat Begonia Open1658
Mar 2007Swissfederation source
Best of 2007Score 2½/7Opp avg 1980Start 1845

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