ChessmooseOpponent prep

Jarek Wieczorek

IRL · FIDE ID 2528223 · 12 tournament games since 2024
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Standard
1697
#577 in IRL (active)
Rapid
–
Unrated
Blitz
–
Unrated
Score
58%
5 W · 4 D · 3 L
Opp. avg
1747
Last 12 games
Last game
2026-05-30
35th Drogheda Chess Congress | O'Boyle Championship

Prep summary

Based on 12 over-the-board games (8 classical). 6 with White (67%), 6 with Black (50%).

Openings as White

First move

1.Nf3463%
1.b3275%

Most played

OpeningGamesScore
Nimzo-Larsen Attack: Classical Variation250%
Zukertort Opening: Polish Defense150%
Zukertort Opening: Pirc Invitation1100%
Nimzo-Larsen Attack: Indian Variation150%
King's Indian Attack1100%

Openings as Black

Against 1.e4 (4 games)

1...d6 Pirc Defense350%
1...e6 French Defense150%

Against 1.d4 (1 game)

1...Nf6 Indian Defense1100%

Most played

OpeningGamesScore
King's Indian Attack: Wahls Defense10%
Pirc Defense: Classical Variation, Schlechter Variation1100%
French Defense: Schlechter Variation150%
Pirc Defense: 150 Attack150%
Pirc Defense: Classical Variation10%

Recent games

DateOpponent and eventResult
2026-05-30George White (1870)
35th Drogheda Chess Congress | O'Boyle Championship · classical
L
2026-05-30Donal O`Boyle (1847)
35th Drogheda Chess Congress | O'Boyle Championship · classical
½
2026-02-01Rob McClatchey (1731)
Sligo Chess & Culture Festival - Weekender Championship · classical
W
2026-02-01Denis O`Connell (1715)
Sligo Chess & Culture Festival - Weekender Championship · classical
L
2025-02-02Dylan Duggan
The Sligo Tournament 2025 | Challenger · classical
W
2025-02-02Paul Reynolds
The Sligo Tournament 2025 | Championship · classical
W
2025-02-01Sreeyan Andhurthi (1635)
The Sligo Tournament 2025 | Championship · classical
½
2025-01-31Roy Marshall (1684)
The Sligo Tournament 2025 | Championship · classical
½
2024-02-04Henry Williams
Sligo Tournament 2024 | Major
½
2024-02-04Thomas Syms
Sligo Tournament 2024 | Major
W

Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.