I IRT Torneo Cerrado - Club de Ajedrez KO SUB 1800
10 players participated in this 9-round tournament, held from 29 Aug 2025 to 31 Aug 2025 in Lima, Peru. Top 10 Elo average was 1639, and top seed was Sebastian Valentino Candiotti Tataje (🇵🇪 PER, 1720).
Diego Sebastian Lamilla Rodriguez (🇵🇪 PER, 1578) won with 5.5/9, ahead of Leandro Keyler Levano Vivanco (5.5) and Huaracc Yarasca Darian Lucas (5.0). Lamilla Rodriguez won on tie-break after catching the field in the final round.
The biggest upset came in round 8: Diego Sebastian Lamilla Rodriguez (1578) beat Sebastian Valentino Candiotti Tataje (1720), a +142-point gap.
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How it unfolded
Top 10 · 9 roundsLeandro Keyler Levano Vivanco led from R3 onwards, the runner-up race stayed tight.
Leandro Keyler Levano Vivanco held the sole lead from R3 through R9 without losing it.
Leandro Keyler Levano Vivanco lost to Diego Sebastian Lamilla Rodriguez (White).
Leandro Keyler Levano Vivanco 3 wins (R1–R3)Huaracc Yarasca Darian Lucas 3 wins (R7–R9)
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 🇵🇪Lamilla Rodriguez, Diego Sebastian | 1578 | * | 1 | 1 | 0 | ½ | ½ | 1 | 0 | ½ | 1 | 5.5 | 24.50 | 39.5 | +73.2 | 1727 |
| 1 | 🇵🇪Levano Vivanco, Leandro Keyler | 1637 | 0 | * | 0 | ½ | 1 | ½ | ½ | 1 | 1 | 1 | 5.5 | 22.50 | 39.5 | +36.8 | 1719 |
| 3 | 🇵🇪Huaracc Yarasca Darian Lucas | 1560 | 0 | 1 | * | ½ | 0 | ½ | 0 | 1 | 1 | 1 | 5.0 | 21.50 | 40.0 | +63.2 | 1692 |
| 4 | 🇵🇪Ramirez Bendezu, Arianna Valentina | 1586 | 1 | ½ | ½ | * | 1 | 1 | ½ | 0 | 0 | 0 | 4.5 | 21.75 | 40.5 | +30.0 | 1646 |
| 5 | 🇵🇪Ramirez Bendezu, Maryand Luana | 1698 | ½ | 0 | 1 | 0 | * | 1 | 0 | 1 | 1 | 0 | 4.5 | 20.25 | 40.5 | -30.8 | 1634 |
| 6 | 🇵🇪Arroyo Zarate, Andre Richard River | 1671 | ½ | ½ | ½ | 0 | 0 | * | 1 | 0 | 1 | 1 | 4.5 | 19.50 | 40.5 | -15.2 | 1637 |
| 9 | 🇵🇪Candiotti Tataje, Sebastian Valentino | 1720 | 0 | ½ | 1 | ½ | 1 | 0 | * | 1 | 0 | 0 | 4.0 | 18.50 | 41.0 | -69.6 | 1587 |
| 7 | 🇵🇪Napan Villamares, Adrian Jesus | 1699 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | * | ½ | ½ | 4.0 | 18.25 | 41.0 | -50.4 | 1591 |
| 8 | 🇵🇪Castillo Perez, Leonardo Daniel | 1622 | ½ | 0 | 0 | 1 | 0 | 0 | 1 | ½ | * | 1 | 4.0 | 16.75 | 41.0 | -4.4 | 1599 |
| 10 | 🇵🇪Aguilar Huaraca, Briana Camila | 1620 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | ½ | 0 | * | 3.5 | 15.00 | 41.5 | -28.4 | 1562 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Lamilla Rodriguez, Diego SebastianPER+73.25.5 pts · #2
- 2Huaracc Yarasca Darian LucasPER+63.25.0 pts · #3
- 3Levano Vivanco, Leandro KeylerPER+36.85.5 pts · #1
- 1Candiotti Tataje, Sebastian ValentinoPER-69.64.0 pts · #9
- 2Napan Villamares, Adrian JesusPER-50.44.0 pts · #7
- 3Ramirez Bendezu, Maryand LuanaPER-30.84.5 pts · #5
- R8+142 Elo gap
- R7+139 Elo gap
- R5+112 Elo gap