Patrick O Sullivan

CAN · 34 yrs · K=20 · Peak 1777 (Mar 2024)

Best performance: 1733 at 2023 Excelsior August U2000(Best of 2023)

NOV26 Rating

1741

Live Rating

1741.0

Change

0.0

Games Played

Rating History · Classical

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Official classical rating by month

Form · Classical

oldest → latest

From 51 classical games on record, the latest on Oct 27, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	2024 Aurora Fall Open U2000Oct 26, 2024 – Oct 27, 2024TPR 1508	1½/5	1508

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

From 40 rated classical games against rated opponents, 2014–2024

#	Opponent	Rating
1,	Thomas Guo, Jun 2015 · 2015 Guelph Summer Pro-Am U2100	, 1688
2,	Mohammed Faizy, Aug 2023 · 2023 Excelsior August U2000	, 1612
3,	Mario Moran-Venegas, Oct 2019 · 2019 Aurora Fall Open U2100	, 1610
4,	Henry Liu, Dec 2017 · 2017 Hart House Holidays Open U1900	, 1564
5,	Robert J Armstrong, Mar 2018 · 2018 Aurora Spring Open U2000	, 1545
6,	Nicholas Wu, Oct 2014 · Aurora Open 2014 - U2000	, 1526
7,	CM Raymond Gao, Mar 2018 · 2018 Aurora Spring Open U2000	, 1522
8,	Shafkat Ali, Aug 2023 · 2023 Excelsior August U2000	, 1514
9,	CM Raymond Gao, Feb 2018 · 2018 Hart House Reading Week Open U1900	, 1501
10,	Nicholas Ossine, Aug 2023 · 2023 Excelsior August U2000	, 1494

#	Opponent	Overall	Rating
1,	Vlado Drkulec, Highest-rated meeting: Jun 2015 · 2015 Guelph Summer Pro-Am U2100	, 0/1	, 1913
2,	Brian Profit, Highest-rated meeting: Oct 2019 · 2019 Aurora Fall Open U2100	, ½/1	, 1853
3,	Mario Moran-Venegas, Highest-rated meeting: Jul 2015 · 2015 Aurora Summer Open - U2000	, 1/2	, 1814
3,	Wenyang Ming, Highest-rated meeting: Jun 2015 · 2015 Guelph Summer Pro-Am U2100	, 0/1	, 1814
5,	Erik Malmsten, Highest-rated meeting: Oct 2024 · 2024 Aurora Fall Open U2000	, 0/1	, 1788
6,	Arnav Mane, Highest-rated meeting: Oct 2024 · 2024 Aurora Fall Open U2000	, ½/1	, 1747
7,	Omaray M. Shah, Highest-rated meeting: Dec 2023 · 2023 Holidays Open - U1900	, 0/1	, 1709
8,	Thomas Guo, Highest-rated meeting: Jun 2015 · 2015 Guelph Summer Pro-Am U2100	, 1/1	, 1688
9,	Kole Robertson, Highest-rated meeting: Mar 2018 · 2018 Aurora Spring Open U2000	, ½/1	, 1678
10,	Alberto Ranola, Highest-rated meeting: Feb 2018 · 2018 Hart House Reading Week Open U1900	, 0/1	, 1673

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.

Year	Games	Score	Avg opp	TPR
2024	5	1½	1657	1508
2023	9	6	1509	1634
2019	5	2	1648	1576
2018	10	6	1476	1548
2017	3	3	1441	2241
2014	4	2½	1507	1602

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

2024 Aurora Fall Open U20001508
Oct 2024Swissfederation source
Best of 2024Score 1½/5Opp avg 1657Start 1777
2023 Holidays Open - U19001529
Dec 2023Swissfederation source
#2 in 2023Score 2/5Opp avg 1529Start 1640
2023 Excelsior August U20001733
Aug 2023Swissfederation source
Best of 2023Score 4/5Opp avg 1493Start 1612
2019 Aurora Fall Open U21001576
Oct 2019Swissfederation source
Best of 2019Score 2/5Opp avg 1648Start 1627
2018 Aurora Spring Open U20001673
Mar 2018Swissfederation source
Best of 2018Score 3½/5Opp avg 1524Start 1605
2018 Hart House Reading Week Open U19001427
Feb 2018Swissfederation source
#2 in 2018Score 3½/6Opp avg 1427Start 1658
2017 Hart House Holidays Open U19002241
Dec 2017Swissfederation source
Score 3½/5Opp avg 1441Start 1624
2015 Aurora Summer Open - U2000—(1)
Jul 2015Swissfederation source
Score 2½/5Opp avg 1814Start 1635
2015 Guelph Summer Pro-Am U21001680
Jun 2015Swissfederation source
Best of 2015Score 2/5Opp avg 1805
Aurora Open 2014 - U20001602
Oct 2014Swissfederation source
Best of 2014Score 3/5Opp avg 1507

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