William Hackett

IRL · 22 yrs · K=20 · Peak 1672 (Mar 2024)

Best performance: 1680 at 6th International Youth ChessMates Tournament(Best of 2022)

NOV26 Rating

1665

Live Rating

1665.0

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	1665	0
Oct 2026	1665	0
Sep 2026	1665	0
Aug 2026	1665	0
Jul 2026	1665	0
Jun 2026	1665	0
May 2026	1665	0
Apr 2026	1665	0
Mar 2026	1665	0
Feb 2026	1665	0
Jan 2026	1665	0
Dec 2025	1665	0

Form · Classical

oldest → latest

Unbeaten in the last 2 games (2 draws), since May 4, 2024.

From 67 classical games on record, the latest on May 12, 2024.

Classical games since the November list

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

	Last played	Score	TPR
	LCU Armstrong Cup Round 11May 12, 2024	½/1	—

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

Best wins · Classical

From 45 rated classical games against rated opponents, 2017–2024

#	Opponent	Rating
1,	Til Joppich, Oct 2022 · 6th International Youth ChessMates Tournament	, 1910
2,	Hugh Moran, Mar 2020 · LCU Ennis Shield 2019-20 Rounds 7-9	, 1708
3,	John Loughran, Aug 2021 · The 100th Irish Championships 2021 Final Weekender	, 1660
4,	Paul A. Leavy, Aug 2021 · The 100th Irish Championships 2021 Final Weekender	, 1609
5,	John P. Dunne, Feb 2019 · LCU Heidenfeld Trophy 2018-19 Rounds 5-6	, 1503
6,	Lancelot Kien, Oct 2021 · Monaco Chess Mates International youth Tournament	, 1458
7,	Kieran Howley, Jul 2017 · Irish Championships 2017 Challenger	, 1375
8,	Richard Sheahan, Oct 2018 · 2018 Sona Irish Junior Super Cup Under 14	, 1348
9,	Elizabeth Finn, Mar 2019 · Patrick Moore Cup 2019	, 1272
10,	Cillian Scallan, Oct 2018 · 2018 Sona Irish Junior Super Cup Under 14	, 1190

#	Opponent	Overall	Rating
1,	FM Adam Collins, Highest-rated meeting: Mar 2024 · The DCU Open 2024	, ½/2	, 2194
2,	Alan Bakija, Highest-rated meeting: Oct 2022 · 6th International Youth ChessMates Tournament	, 0/1	, 1934
3,	Yannick Woods, Highest-rated meeting: Mar 2024 · The DCU Open 2024	, 0/1	, 1931
4,	Paul L. Cassidy, Highest-rated meeting: Dec 2019 · LCU Ennis Shield 2019-20 Rounds 2-5	, ½/1	, 1914
5,	Til Joppich, Highest-rated meeting: Oct 2022 · 6th International Youth ChessMates Tournament	, 1/1	, 1910
6,	Lorcan McDonnell Ryan, Highest-rated meeting: May 2024 · LCU O'Hanlon Cup Round 8-10	, ½/1	, 1859
7,	David Remenyik, Highest-rated meeting: Oct 2018 · 2018 Sona Irish Junior Super Cup Under 14	, 0/1	, 1851
8,	CM Bagrat Torosyan, Highest-rated meeting: Oct 2022 · 6th International Youth ChessMates Tournament	, 0/1	, 1829
9,	Shahram Nikrow, Highest-rated meeting: Dec 2023 · LCU Armstrong Cup Rounds 3-5	, 0/1	, 1820
10,	Juju Samworth-Calvier, Highest-rated meeting: Feb 2018 · Patrick Moore Cup (Sussex v Ireland) U2200	, 0/1	, 1814

Event timeline · Classical

24 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
2024	5	1	1886	1646
2023	2	0	1793	—
2022	11	1½	1678	1369
2021	10	4	1616	1544
2019	4	2½	1607	1702
2017	2	1½	1419	—

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

LCU Armstrong Cup Round 11—(1)
May 2024Teamfederation source
Score ½/1Opp avg 1699Start 1667
LCU O'Hanlon Cup Round 8-10—(2)
May 2024Teamfederation source
Score ½/2Opp avg 1803Start 1667
The 51st Irish National Club Championship 2024—(0)
Apr 2024Individualfederation source
Score 1/1Start 1667
The DCU Open 2024—(2)
Mar 2024Swissfederation source
Score 2½/5Opp avg 2063Start 1672
LCU O'Hanlon Cup Rounds 6-7—(0)
Jan – Feb 2024Teamfederation source
Score 0/1Start 1454
LCU O'Hanlon Cup Rounds 3-5—(1)
Nov – Dec 2023Teamfederation source
Score 0/1Opp avg 1766Start 1459
LCU Armstrong Cup Rounds 3-5—(1)
Nov – Dec 2023Teamfederation source
Score 0/1Opp avg 1820Start 1459
LCU O'Hanlon Cup Rounds 1-2—(0)
Sep – Oct 2023Teamfederation source
Score 1/1Start 1459
6th International Youth ChessMates Tournament1680
Oct 2022Teamfederation source
Best of 2022Score 1½/5Opp avg 1829Start 1415
Glorney Cup 2022753
Jul 2022Teamfederation source
Score 0/6Opp avg 1553Start 1527
Monaco Chess Mates International youth Tournament1423
Oct 2021Teamfederation source
#2 in 2021Score 1½/5Opp avg 1572Start 1565
The 100th Irish Championships 2021 Final Weekender1659
Aug 2021Swissfederation source
Best of 2021Score 2½/5Opp avg 1659Start 1530
LCU Ennis Shield 2019-20 Rounds 7-9—(1)
Feb – Mar 2020Teamfederation source
Score 1/1Opp avg 1708Start 1499
LCU Ennis Shield 2019-20 Round 6—(0)
Jan 2020Teamfederation source
Score 1/1Start 1482
LCU Ennis Shield 2019-20 Rounds 2-5—(1)
Oct – Dec 2019Teamfederation source
Score 1½/2Opp avg 1914Start 1482
LCU Heidenfeld Trophy 2019-20 Rounds 1-2—(0)
Sep – Oct 2019Teamfederation source
Score 1/1Start 1482
Patrick Moore Cup 2019—(1)
Mar 2019Teamfederation source
Score 3/4Opp avg 1272Start 1478
LCU Heidenfeld Trophy 2018-19 Rounds 7-8—(1)
Feb – Mar 2019Teamfederation source
Score 0/1Opp avg 1740Start 1455
LCU Heidenfeld Trophy 2018-19 Rounds 5-6—(1)
Dec 2018 – Feb 2019Teamfederation source
Score 1/1Opp avg 1503Start 1455
2018 Sona Irish Junior Super Cup Under 141420
Oct – Nov 2018Round robinfederation source
Best of 2018Score 3½/7Opp avg 1477Start 1473
The Irish Championships 2018 Challenger—(0)
Aug 2018Swissfederation source
Score 4/5Start 1473
Patrick Moore Cup (Sussex v Ireland) U22001365
Feb 2018Teamfederation source
#2 in 2018Score ½/4Opp avg 1687
Irish Championships 2017 Challenger—(2)
Jul 2017Swissfederation source
Score 4/5Opp avg 1419
Heidenfeld Trophy 2015/2016 Rounds 1 and 2—(0)
Sep – Oct 2015Teamfederation source
Score 0/1

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