XIV TORNEO IRT SUB 1800 DE AJEDREZ CLASICO
13 players participated in this 6-round tournament, held from 08 Nov 2025 to 09 Nov 2025 in Juliaca, Peru. Top 10 Elo average was 801, and top seed was Percy Rodrigo Zambrano Mara (🇵🇪 PER, 1753).
Percy Rodrigo Zambrano Mara (🇵🇪 PER, 1753) won with 5.5/6, ahead of Miguel Fernando Valentino Benique Mamani (4.0) and Yury Calatayud Mamani (4.0). Zambrano Mara won solo starting round 3.
The biggest upset came in round 5: David Daniel Morales Carbajal (1538) beat Mijail Fischer Gutierrez Mendoza (1693), a +155-point gap.
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How it unfolded
Top 6 · 6 roundsPercy Rodrigo Zambrano Mara led from R3; +1.5-point edge over the runner-up.
Percy Rodrigo Zambrano Mara never relinquished the lead after R3; final gap +1.5 over the runner-up.
Percy Rodrigo Zambrano Mara won 5 in a row (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Percy Rodrigo Zambrano Mara | * | — | ½ | 1 |
| 2Yury Calatayud Mamani | — | * | — | 0 |
| 3David Daniel Morales Carbajal | ½ | — | * | — |
| 4Miguel Fernando Valentino Benique Mamani | 0 | 1 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Zambrano Mara, Percy Rodrigo | 1753 | PER | +2B | +5N | +6B | +8N | +9B | =4N | 5.5 | 16.0 | 18.0 | 16.00 | 1794 | +5.6 |
| 2 | Benique Mamani, Miguel Fernando Valentino | 0 | PER | −1N | +11B | +12N | +3B | +5N | −6B | 4.0 | 16.5 | 17.5 | 9.00 | 1468 | 0.0 |
| 3 | Calatayud Mamani, Yury | 0 | PER | +7B | −6N | +10B | −2N | +8B | +5N | 4.0 | 15.0 | 16.5 | 9.50 | 1593 | 0.0 |
| 4 | Morales Carbajal, David Daniel | 1538 | PER | +13B | =10N | −5B | +11N | +7B | =1B | 4.0 | 14.0 | 14.0 | 7.50 | 1647 | +17.2 |
| 5 | Paredes Chili, Sebastian Alonzo | 1492 | PER | +8B | −1B | +4N | +6N | −2B | −3B | 3.0 | 20.5 | 22.5 | 9.00 | 1731 | +36.4 |
| 6 | Maque Rivas, Yonhy Liborio | 1530 | PER | +11N | +3B | −1N | −5B | F | +2N | 3.0 | 18.0 | 19.0 | 9.00 | 824 | -30.8 |
| 7 | Gutierrez Mendoza, Mijail Fischer | 1693 | PER | −3N | +9B | −8N | +12B | −4N | +11B | 3.0 | 13.0 | 14.0 | 4.00 | 736 | -28.4 |
| 8 | Ojeda Mamani, Andre Alexandre | 0 | PER | −5N | F | +7B | −1B | −3N | +13B | 2.0 | 15.5 | 15.5 | 3.00 | 1522 | 0.0 |
| 9 | FIDE 81423845 | 0 | — | F | −7N | +13B | F | −1N | +12B | 2.0 | 11.0 | 11.0 | 1.00 | 922 | 0.0 |
| 10 | Condori Canaza, Brayan Antony | 0 | PER | +12N | =4B | −3N | F | F | F | 1.5 | 14.0 | 14.0 | 3.00 | 1536 | 0.0 |
| 11 | FIDE 81471211 | 0 | — | −6B | −2N | F | −4B | +13N | −7N | 1.0 | 14.0 | 14.0 | 0.00 | 786 | 0.0 |
| 12 | FIDE 81479646 | 0 | — | −10B | +13N | −2B | −7N | F | −9N | 1.0 | 10.5 | 10.5 | 0.00 | 893 | 0.0 |
| 13 | Larico Mamani, Luis Fernando | 0 | PER | −4N | −12B | −9N | F | −11B | −8N | 0.0 | 10.0 | 10.0 | 0.00 | 736 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Paredes Chili, Sebastian AlonzoPER+36.43.0 pts · #3
- 2Morales Carbajal, David DanielPER+17.24.0 pts · #4
- 3Zambrano Mara, Percy RodrigoPER+5.65.5 pts · #1
- 1Maque Rivas, Yonhy LiborioPER-30.83.0 pts · #8
- 2Gutierrez Mendoza, Mijail FischerPER-28.43.0 pts · #12
- 3Calatayud Mamani, YuryPER0.04.0 pts · #2
- R5+155 Elo gap