IRT CLASICO "DUELO DE CAMPEONES"
10 players participated in this 6-round tournament, held from 14 Mar 2026 to 15 Mar 2026 in Huanuco, Peru. Top 10 Elo average was 1041, and top seed was Luis Flores Tomasto (🇵🇪 PER, 2280).
Dylan Moises Valencia Marin (🇵🇪 PER, 1492) won with 4.5/6, ahead of Alan Benjamin Apaza Valdivia (4.5) and Gian Marcos Valencia Marin (4.0). Valencia Marin won on tie-break after catching the field in the final round.
The biggest upset came in round 1: Dylan Moises Valencia Marin (1492) beat Luis Flores Tomasto (2280), a +788-point gap.
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How it unfolded
Top 6 · 6 roundsTight race until R5; 2 players tied at 4.5/6, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
Alan Benjamin Apaza Valdivia held the sole lead from R5 through R6 without losing it.
2 players finish on 4.5/6. Valencia Marin takes the title on Buchholz Cut1 (17.5).
Alan Benjamin Apaza Valdivia beat Dylan Moises Valencia Marin (Black).
Key matchups · top 4
Head-to-head between the four finishersGrille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Valencia Marin, Dylan Moises | 1492 | PER | +7N | +5N | =3B | −2B | +4N | +6B | 4.5 | 17.5 | 19.5 | 13.00 | 1816 | +63.6 |
| 2 | Apaza Valdivia, Alan Benjamin | 1693 | PER | F | +10B | +4N | +1N | +8B | =3B | 4.5 | 12.5 | 12.5 | 10.50 | 1852 | +22.0 |
| 3 | Valencia Marin, Gian Marcos | 1602 | PER | +6N | +9B | =1N | F | +5B | =2N | 4.0 | 17.0 | 18.0 | 11.50 | 1753 | +24.0 |
| 4 | Arbieto, Felix | 0 | PER | +8N | −7B | −2B | +9N | −1B | +5N | 3.0 | 15.0 | 16.0 | 5.00 | 1689 | 0.0 |
| 5 | Diaz Argandona, Balack Leo | 1698 | PER | +10N | −1B | +9N | +8B | −3N | −4B | 3.0 | 13.5 | 13.5 | 2.00 | 1454 | -38.8 |
| 6 | Osco Tacca, Diego Alexander | 0 | PER | −3B | +8B | −7N | +10N | +9B | −1N | 3.0 | 12.5 | 12.5 | 2.00 | 1561 | 0.0 |
| 7 | Flores Tomasto, Luis | 2280 | PER | −1B | +4N | +6B | F | F | F | 2.0 | 14.5 | 14.5 | 6.00 | 1078 | -18.4 |
| 8 | Altamirano Dominguez, Isabella Francoise Sherin | 1644 | PER | −4B | −6N | +10B | −5N | −2N | F | 1.0 | 13.5 | 13.5 | 0.00 | 896 | -34.0 |
| 9 | FIDE 81460015 | 0 | — | F | −3N | −5B | −4B | −6N | +10B | 1.0 | 13.0 | 13.0 | 0.00 | 850 | 0.0 |
| 10 | FIDE 81486170 | 0 | — | −5B | −2N | −8N | −6B | F | −9N | 0.0 | 12.5 | 12.5 | 0.00 | 878 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Valencia Marin, Dylan MoisesPER+63.64.5 pts · #2
- 2Valencia Marin, Gian MarcosPER+24.04.0 pts · #4
- 3Apaza Valdivia, Alan BenjaminPER+22.04.5 pts · #1
- 1Diaz Argandona, Balack LeoPER-38.83.0 pts · #6
- 2Altamirano Dominguez, Isabella Francoise SherinPER-34.01.0 pts · #9
- 3Flores Tomasto, LuisPER-18.42.0 pts · #7
- R1+788 Elo gap
- R2+206 Elo gap