Oisin O`reilly

IRL · 60 yrs · K=20 · Peak 1853 (Mar 2024)

Best performance: 1939 at LCU Branagan Cup 2023 group B(Best of 2023)

World #=66901 live1272#65,629 publishedIreland #=280

OCT26 Rating

1836

Live Rating

1836.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	LCU Heidenfeld Trophy 2025-2026 Round 11May 10	1/1	—

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

Event timeline · Classical

33 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.

LCU Heidenfeld Trophy 2025-2026 Round 11—(1)
May 2026Teamfederation source
Score 1/1Opp avg 1612Start 1832
LCU Heidenfeld Trophy 2025-2026 Rounds 9-10—(2)
Mar – Apr 2026Teamfederation source
Score 2/2Opp avg 1629Start 1805
LCU Heidenfeld Trophy 2025-2026 Rounds 7-8—(2)
Feb – Mar 2026Teamfederation source
Score 2/2Opp avg 1742Start 1805
LCU Heidenfeld Trophy 2025-2026 Rounds 5-6—(2)
Nov 2025 – Jan 2026Teamfederation source
Score 1/2Opp avg 1725Start 1797
LCU Heidenfeld Trophy 2025-2026 Rounds 3-4—(2)
Nov 2025Teamfederation source
Score 1½/2Opp avg 1723Start 1797
LCU Heidenfeld Trophy 2025-2026 Rounds 1-2—(2)
Sep – Nov 2025Teamfederation source
Score 1/2Opp avg 1899Start 1797
LCU Killane Shield 2025 group stage1624
Jun – Jul 2025Teamfederation source
Best of 2025Score ½/3Opp avg 1897Start 1810
Div 2 Heidenfeld Trophy 2024-2025 Round 11—(1)
Apr 2025Teamfederation source
Score 0/1Opp avg 1838Start 1810
Div 2 Heidenfeld Trophy 2024-2025 Rounds 9-10—(2)
Mar – Apr 2025Teamfederation source
Score 1½/2Opp avg 1813Start 1830
Div 2 Heidenfeld Trophy 2024-2025 Rounds 7-8—(2)
Jan – Mar 2025Teamfederation source
Score 0/2Opp avg 1842Start 1814
Div 2 Heidenfeld Trophy 2024-2025 Rounds 5-6—(1)
Nov 2024 – Jan 2025Teamfederation source
Score 2/2Opp avg 1767Start 1824
Div 2 Heidenfeld Trophy 2024-2025 Rounds 3-4—(2)
Oct – Nov 2024Teamfederation source
Score 1/2Opp avg 1781Start 1824
Div 4 O'Hanlon Cup 2024-2025 Round 1-2—(2)
Sep – Nov 2024Teamfederation source
Score 1/2Opp avg 1862Start 1824
Div 2 Heidenfeld Trophy 2024-2025 Round 1-2—(1)
Sep – Oct 2024Teamfederation source
Score 1/2Opp avg 1843Start 1824
LCU Heidenfeld Trophy Rounds 8-101512
May 2024Teamfederation source
Best of 2024Score ½/3Opp avg 1785Start 1853
LCU Heidenfeld Trophy Rounds 6-7—(1)
Jan – Feb 2024Teamfederation source
Score ½/1Opp avg 1662Start 1760
LCU Heidenfeld Trophy Rounds 3-5—(2)
Nov – Dec 2023Teamfederation source
Score 2/3Opp avg 1771Start 1739
LCU Heidenfeld Trophy Rounds 1-2—(1)
Sep – Oct 2023Teamfederation source
Score 1½/2Opp avg 1689Start 1739
LCU Branagan Cup 2023 group B1939
Jun – Jul 2023Teamfederation source
Best of 2023Score 2/3Opp avg 1814Start 1701
LCU Heidenfeld Cup 2022-3 Rounds 10-11—(1)
Apr – May 2023Teamfederation source
Score 1/2Opp avg 1706Start 1682
LCU Heidenfeld Cup 2022-3 Rounds 6-91921
Jan – Apr 2023Teamfederation source
#2 in 2023Score 2½/3Opp avg 1648Start 1658
LCU Heidenfeld Cup 2022-3 Rounds 4-5—(2)
Jan – Feb 2023Teamfederation source
Score 1½/2Opp avg 1697Start 1658
LCU Heidenfeld Cup 2022-3 Rounds 3-4—(1)
Oct 2022Teamfederation source
Score 0/1Opp avg 1706Start 1672
LCU Heidenfeld Cup 2022-3 Rounds 1-2—(2)
Sep – Oct 2022Teamfederation source
Score 1½/2Opp avg 1519Start 1672
LCU Heidenfeld Trophy 2019-20 Rounds 7-9—(2)
Jan – Mar 2020Teamfederation source
Score 3/3Opp avg 1712Start 1622

Rated near Oisin O`reilly · Classical

World

#=66901Hans Leutz1836.0
#=66901Brian Reid1836.0
#=66901Oisin O`reilly1836.0
#=66901Magizhini M1836.0
#=66901Alexandros Fachouridis1836.0

Ireland

#279Elian D`arcy1836.6
#=280Brian Reid1836.0
#=280Oisin O`reilly1836.0
#=282Kevin McHugh1835.0
#=282Jim G. Murray1835.0

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