I IRT CLASICO SUB 1800 CABFIS & KASPAROV PIURA 2026
27 players participated in this 7-round tournament, held from 07 Mar 2026 to 08 Mar 2026 in Piura, Peru. Top 10 Elo average was 1697, and top seed was Darwin Alejos (🇵🇪 PER, 1754).
Mateo Santiago Castromonte Alburqueque (🇵🇪 PER, 1718) won with 5.5/7, ahead of Zahir Roberto Gelacio Mego (5.5) and Cesar Adrian Arapa Silva (5.5). Castromonte Alburqueque shared the lead from round 5, winning on tie-break.
The biggest upset came in round 6: Manuel Ismael Cordova Raymundo (1570) beat Darwin Alejos (1754), a +184-point gap.
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How it unfolded
Top 6 · 7 roundsTight race until R4; 3 players tied at 5.5/7, decided on Buchholz.
Zahir Roberto Gelacio Mego held the sole lead from R4 through R7 without losing it.
3 players finish on 5.5/7. Castromonte Alburqueque takes the title on Buchholz Cut1 (27.5).
Zahir Roberto Gelacio Mego lost to Mateo Santiago Castromonte Alburqueque (White).
Key matchups · top 4
Head-to-head between the four finishersGrille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Castromonte Alburqueque, Mateo Santiago | 1718 | PER | +12B | =10N | +8B | =7B | +2N | +4N | =3B | 5.5 | 27.5 | 31.5 | 24.75 | 1857 | +37.5 |
| 2 | Gelacio Mego, Zahir Roberto | 1631 | PER | +24B | +5N | +17B | +4N | −1B | +8N | =10B | 5.5 | 25.0 | 26.5 | 19.00 | 1875 | +80.0 |
| 3 | Arapa Silva, Cesar Adrian | 1669 | PER | +26B | +21N | −4B | +17N | +11B | +5N | =1N | 5.5 | 23.0 | 23.5 | 16.25 | 1833 | +38.9 |
| 4 | Berrios Bayona, Gabriel Andres David | 1645 | PER | +6N | +9B | +3N | −2B | +7N | −1B | =5B | 4.5 | 29.5 | 33.5 | 20.25 | 1768 | +40.0 |
| 5 | Navarro Costa, Alejandro Mauricio | 1754 | PER | +13N | −2B | +6N | +18B | +9N | −3B | =4N | 4.5 | 27.0 | 29.5 | 16.25 | 1675 | -21.6 |
| 6 | Encalada Chinchay, Luiguie Guianmarco | 0 | PER | −4B | +19N | −5B | +21N | +12B | +20N | =13B | 4.5 | 21.0 | 23.0 | 12.50 | 1501 | 0.0 |
| 7 | Morales Martinez, Cristhofer Fernando | 1751 | PER | +22B | =11N | +10B | =1N | −4B | =13N | =8B | 4.0 | 25.0 | 27.0 | 14.25 | 1621 | -20.0 |
| 8 | Mendoza Silva, Diego | 1732 | PER | +16N | =18B | −1N | +13B | +17N | −2B | =7N | 4.0 | 23.5 | 26.0 | 11.75 | 1631 | -15.4 |
| 9 | Alejos, Darwin | 1754 | PER | +19B | −4N | +12B | +14N | −5B | −10N | +21B | 4.0 | 22.5 | 24.5 | 11.50 | 1425 | -34.0 |
| 10 | Cordova Raymundo, Manuel Ismael | 1570 | PER | +25N | =1B | −7N | +27B | F | +9B | =2N | 4.0 | 22.5 | 23.0 | 11.00 | 1711 | +31.6 |
| 11 | Ynga Huaman, Luz Marina | 1624 | PER | +23N | =7B | −18N | +16B | −3N | =15B | +14N | 4.0 | 21.0 | 22.5 | 11.00 | 1436 | -39.2 |
| 12 | Berru Carrera, Estefano Caleb | 0 | PER | −1N | +25B | −9N | +23B | −6N | +17B | +15N | 4.0 | 21.0 | 22.0 | 8.00 | 1668 | 0.0 |
| 13 | Moya Cruz, Daniela Muriel | 1486 | PER | −5B | +26N | +21B | −8N | F | =7B | =6N | 3.0 | 22.0 | 22.5 | 6.75 | 1473 | +2.4 |
| 14 | FIDE 81453353 | 0 | — | −18N | +20B | +15N | −9B | F | +22N | −11B | 3.0 | 19.0 | 21.0 | 7.50 | 1426 | 0.0 |
| 15 | Gallegos Ambulay, Salvador Yoel | 1528 | PER | +27B | −17N | −14B | +22N | =20B | =11N | −12B | 3.0 | 18.0 | 18.5 | 5.75 | 1458 | -6.4 |
| 16 | Alban Neyra, Edinson Hildebrando | 0 | PER | −8B | =24N | +19B | −11N | =22B | −21N | +25B | 3.0 | 16.0 | 17.0 | 5.25 | 1495 | 0.0 |
| 17 | Pasache Bermeo, Leonardo Roldan | 1691 | PER | +20N | +15B | −2N | −3B | −8B | −12N | =26N | 2.5 | 24.5 | 25.0 | 5.75 | 1444 | -48.4 |
| 18 | Rosalez Pazos, Augusto Jeanpool | 1574 | PER | +14B | =8N | +11B | −5N | F | F | F | 2.5 | 19.5 | 19.5 | 9.00 | 1704 | +20.8 |
| 19 | Bustamante Mondragon, Milan Leonel | 1497 | PER | −9N | −6B | −16N | F | =23B | +24N | +22B | 2.5 | 16.5 | 16.5 | 4.25 | 952 | -7.6 |
| 20 | Carrasco Castillo, Alessandro Leonidas | 0 | PER | −17B | −14N | F | +25B | =15N | −6B | +23N | 2.5 | 16.0 | 17.0 | 4.00 | 1408 | 0.0 |
| 21 | Serrano Quiroz, Franklin Paul | 0 | PER | F | −3B | −13N | −6B | +26N | +16B | −9N | 2.0 | 20.5 | 20.5 | 3.50 | 821 | 0.0 |
| 22 | Seminario Solano, Perla Fabiana | 1439 | PER | −7N | +23B | =27N | −15B | =16N | −14B | −19N | 2.0 | 17.0 | 17.5 | 3.25 | 793 | 0.0 |
| 23 | FIDE 81479212 | 0 | — | −11B | −22N | +26B | −12N | =19N | F | −20B | 1.5 | 15.5 | 15.5 | 1.75 | 1371 | 0.0 |
| 24 | Flores Aguirre, Alex Mateo | 0 | PER | −2N | =16B | F | F | +25N | −19B | F | 1.5 | 15.0 | 15.0 | 2.50 | 764 | 0.0 |
| 25 | Navarro Lopez, Aaron Alfredo | 0 | PER | −10B | −12N | F | −20N | −24B | +26B | −16N | 1.0 | 15.5 | 15.5 | 0.50 | 762 | 0.0 |
| 26 | FIDE 81487339 | 0 | — | −3N | −13B | −23N | F | −21B | −25N | =17B | 0.5 | 16.0 | 17.0 | 1.25 | 1323 | 0.0 |
| 27 | Oliva Gonzales, Thiago Humberto | 0 | PER | −15N | F | =22B | −10N | F | F | F | 0.5 | 9.0 | 9.0 | 1.00 | 743 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Gelacio Mego, Zahir RobertoPER+80.05.5 pts · #1
- 2Berrios Bayona, Gabriel Andres DavidPER+40.04.5 pts · #3
- 3Arapa Silva, Cesar AdrianPER+38.95.5 pts · #4
- 1Pasache Bermeo, Leonardo RoldanPER-48.42.5 pts · #16
- 2Ynga Huaman, Luz MarinaPER-39.24.0 pts · #13
- 3Alejos, DarwinPER-34.04.0 pts · #12
- R6+184 Elo gap
- R2+123 Elo gap
- R2+109 Elo gap