2025-26 IOMCA Manx Cup and Plate - Pool A
Round-RobinStandard
Location
🇮🇲Douglas, Isle of Man
Dates
18 Nov 2025 → 02 Dec 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Round-robin · 3 rounds
Federations · 2 represented
🇮🇲Unknown (IOM)×3
🇮🇪Ireland×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 4 · 3 roundsKeith Allen led from R1 onwards, the runner-up race stayed tight.
Co-leaders
1
1
1
R1–R3 · LEAD HELD
Keith Allen held the sole lead from R1 through R3 without losing it.
R2 · HEAD-TO-HEAD · WINNER VS 2ND
Keith Allen drew with John Costello (White).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇮🇪Allen, Keith | 2111 | * | ½ | 1 | 1 | 2.5 | 2.50 | 3.5 | -2.0 | 2064 |
| 2 | 🇮🇲Costello, John | 1794 | ½ | * | 1 | ½ | 2.0 | 2.50 | 4.0 | +17.0 | 2022 |
| 3 | 🇮🇲Quayle, Harry | 1717 | 0 | 0 | * | 1 | 1.0 | 0.50 | 5.0 | +8.8 | 1797 |
| 4 | 🇮🇲Cross, Glenn | 1862 | 0 | ½ | 0 | * | 0.5 | 1.00 | 5.5 | -19.4 | 1601 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Costello, JohnIOM+17.02.0 pts · #2
- 2Quayle, HarryIOM+8.81.0 pts · #3
- 3Allen, KeithIRL-2.02.5 pts · #1
Top rating losers
- 1Cross, GlennIOM-19.40.5 pts · #4
- 2Allen, KeithIRL-2.02.5 pts · #1
- 3Quayle, HarryIOM8.81.0 pts · #3
Biggest upsets
- R2+145 Elo gap