Nuwani Peththanayake

SRI · 26 yrs · K=20 · Peak 1561 (Mar 2026)

Best performance: 1659 at Sri Lanka Inter University Chess Championships 2024 - Women(Best of 2024)

NOV26 Rating

1561

Live Rating

1561.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Nov 2026	1561	0
Oct 2026	1561	0
Sep 2026	1561	0
Aug 2026	1561	0
Jul 2026	1561	0
Jun 2026	1561	0
May 2026	1561	0
Apr 2026	1561	0
Mar 2026	1561	+5
Feb 2026	1556	0
Jan 2026	1556	0
Dec 2025	1556	0

Form · Classical

oldest → latest

From 166 classical games on record, the latest on Sep 21, 2025.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

	Last played	Score	TPR
	Sri Lanka University Games Chess Championships 2025 - WomenSep 18, 2025 – Sep 21, 2025TPR 1565	3½/6	1565

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

Event timeline · Classical

23 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.

Performance rating by year

Year	Games	Score	Avg opp	TPR
2025	5	2½	1565	1565
2024	5	3½	1510	1659
2023	4	2½	1386	1481
2020	13	4½	1299	1189
2017	10	4	1318	1246
2016	22	8	1398	1296
2015	9	4	1439	1396
2014	11	2	1428	1166
2013	10	3	1308	1159

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Sri Lanka University Games Chess Championships 2025 - Women1565
Sep 2025Swissfederation source
Best of 2025Score 3½/6Opp avg 1565Start 1554
Sri Lanka Inter University Chess Championships 2024 - Women1659
Dec 2024Swissfederation source
Best of 2024Score 3½/5Opp avg 1510Start 1545
XIV SLUG 2023 - Chess Championships Women—(1)
Sep 2023Swissfederation source
Score 3/4Opp avg 1488Start 1246
Sri Lanka Inter University Chess Championship 2022 - Women1625
Jan 2023Swissfederation source
Best of 2023Score 4/5Opp avg 1352Start 1215
Sri Lanka Women's National B Chess Championship 20201149
Mar – Aug 2020Swissfederation source
#2 in 2020Score 3/7Opp avg 1274Start 1251
Sri Lanka National (Major Division ) Women Chess Championship 2020 - Kandy Event1158
Feb 2020Swissfederation source
Best of 2020Score 4/7Opp avg 1230Start 1251
Battle of the Kings - All Island Schools Team Chess Championship 2020—(2)
Jan 2020Swissfederation source
Score 2½/4Opp avg 1549Start 1247
8th Kandy Open International Rating Chess Championship 2017—(0)
Aug 2017Swissfederation source
Score 0/1Start 1247
Sri Lanka Women's Qualifying Championship 2017 - Kandy1342
May 2017Swissfederation source
Best of 2017Score 4½/7Opp avg 1247Start 1227
National Youth Chess Championship 2017 - Under 18 Girls1172
Apr 2017Swissfederation source
#2 in 2017Score 3½/8Opp avg 1365Start 1254
7th Kandy Open1274
Aug 2016Swissfederation source
#3 in 2016Score 5½/10Opp avg 1376Start 1264
National Youth Championships 2016 - Girls Under 161062
Apr 2016Swissfederation source
#4 in 2016Score 4½/8Opp avg 1384Start 1308
Sri Lanka Women's National B Chess Championship 20161418
Mar 2016Swissfederation source
Best of 2016Score 5/10Opp avg 1468Start 1236
Women's Qualifying 2016 Kandy1330
Feb – Mar 2016Swissfederation source
#2 in 2016Score 5½/8Opp avg 1330Start 1236
6th Kandy Open International Rating Chess Championship1509
Aug 2015Swissfederation source
Best of 2015Score 5/8Opp avg 1509Start 1149
Women's Qualifying 2015 Kandy1174
Feb 2015Swissfederation source
#2 in 2015Score 4½/8Opp avg 1299Start 1145
5th Kandy Open International Rating Chess Championship786
Aug 2014Swissfederation source
Score 6/11Opp avg 1586Start 1161
Junior National Chess Championships 2014 Girls—(1)
Jun 2014Swissfederation source
Score 4/7Opp avg 1424Start 1151
Sri Lanka National Youth Chess Championship Under 14 Girls1240
Apr 2014Swissfederation source
Best of 2014Score 5/8Opp avg 1365Start 1141
Sri Lanka Major Division Chess Championship 2014 Kandy1036
Feb 2014Swissfederation source
#2 in 2014Score 3/8Opp avg 1358Start 1159
5th Ethugalpura International Rating Tournament 2013—(0)
Dec 2013Swissfederation source
Score 4/9Start 1159
Junior National Chess Championships 2013 Girls1248
Nov 2013Swissfederation source
Best of 2013Score 4/7Opp avg 1248
4th Kandy Open International Rated Chess Championship1075
Aug 2013Swissfederation source
#2 in 2013Score 6/11Opp avg 1348

Live ratings projected from the NOV26 published list · Not affiliated with FIDE