Katrin Osk Tomasdottir

ISL · 12 yrs · K=40 · Peak 1687 (Mar 2026)

Best performance: 1906 at KR barnaskákmót-eldri flokkur -sept 2026(Best of 2026)

World #=116071 live20133#136,204 publishedIceland #245#1 girls U12 in Iceland

OCT26 Rating

1541

Live Rating

1597.0

Change

+56.0

Games Played

How live ratings are calculated

Rating History · Rapid

Loading chart…

Official rapid rating by month

List	Rating	Change
Oct 2026	1541	0
Sep 2026	1541	-32
Aug 2026	1573	0
Jul 2026	1573	+51
Jun 2026	1522	-64
May 2026	1586	-22
Apr 2026	1608	-79
Mar 2026	1687	+23
Feb 2026	1664	+125
Jan 2026	1539	+136
Sep 2025	1403	-32

In Progress

vsEmil Finnsson Fenger1651

PairedR7U2000 mót T.R. 2026standard

Rapid games since the October list

	Tournament	Score	Change	TPR	After
	Íslandsmót ungmenna 2026 - u12 (2014 og 2015)Oct 17TPR 1641	4½/7	+23.2	1641	1564.2
	Íslandsmót barna og unglingasveita 2026 B-flokkurOct 18TPR 1664	4½/7	+32.8	1664	1597.0

Event timeline · Rapid

13 of 44 events · All years

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.

Íslandsmót barna og unglingasveita 2026 B-flokkur+32.8
Oct 2026Teamchess-results.com
#4 in 2026Score 4½/7TPR 1664Opp avg 1515Start 1541
Íslandsmót ungmenna 2026 - u12 (2014 og 2015)+23.2
Oct 2026Individualchess-results.com
#5 in 2026Score 4½/7TPR 1641Opp avg 1641Start 1541
KR barnaskákmót-eldri flokkur -sept 20261906
Sep 2026Individualchess-results.com
Best of 2026Score 6/7Opp avg 1666Start 1541
Icelandic Rapid Chess Championship 20261476
Aug 2026Swisschess-results.com
#9 in 2026Score 2½/7Opp avg 1842Start 1573
Barnaskákmót KR júní 2026-eldri flokkur1704
Jun 2026Swisschess-results.com
#3 in 2026Score 5/7Opp avg 1579Start 1522
TR Rapid 2026 June #11556
Jun 2026Swisschess-results.com
#7 in 2026Score 2/5Opp avg 1749Start 1522
Vormót Skákskóla Íslands 20261565
May 2026Swisschess-results.com
#6 in 2026Score 4/9Opp avg 1652Start 1586
Landsmotid i skolaskak 2026 - 5.-7. bekkur1459
May 2026Round robinfederation source
#10 in 2026Score 5½/11Opp avg 1689Start 1586
TR Rapid 2026 May #11551
May 2026Swisschess-results.com
#8 in 2026Score 3/5Opp avg 1676Start 1586
TR Rapid 2026 March #51141
Mar 2026Swissfederation source
Score 2/5Opp avg 1941Start 1687
Stulkna og drengjameistramot TR 2026 - Opinn flokkur1387
Mar 2026Swissfederation source
#11 in 2026Score 4/7Opp avg 1459Start 1687
Barnaskakmot KR Feb 2026 4.-8. bekkur1759
Feb 2026Swissfederation source
#2 in 2026Score 6/7Opp avg 1519Start 1664
Barnaskakmot KR Jan 2026 4.-9. bekkur2298
Jan 2026Swissfederation source
Score 7/7Opp avg 1498Start 1539

Recent opponents · Rapid

Petur Ulfar Ernisson Jonatan Leo Dadason Rakshat Murali Krishna Eidur Jokulsson Nokkvi Mar Valsson Viktor Elias Eythorsson Praanvi Kandukuri Thora Kristin Jonsdottir Liam Nam Tran Prakul Bent Bahadur Gurung Viktor Vifill Helgason Nikulas Ari Larusson Emilia Klara Tomasdottir Tryggvi Freyr Jonsson

Rated near Katrin Osk Tomasdottir · Rapid

World

#=116071Francisco Jose Emery Quites1597.0
#=116071Jaume Valles Soler1597.0
#=116071Katrin Osk Tomasdottir1597.0
#=116071Mattia Marco La Ferla1597.0
#=116071Luca Marangi1597.0

Iceland

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