I IRT CENTENARIO SUB 1800 FIDE CLUB DE AJEDREZ DE CHILE
16 players participated in this 5-round tournament, held from 06 Apr 2026 to 10 Apr 2026 in Santiago, Chile. Top 10 Elo average was 1677, and top seed was Andreas Nunez Munoz (🇨🇱 CHI, 1752).
Andreas Nunez Munoz (🇨🇱 CHI, 1752) won with 4.0/5, ahead of Geronimo Jose Gonzalez Martinez (4.0) and Leandro Cornejo Escanilla (3.0). Nunez Munoz won on tie-break after catching the field in the final round.
The biggest upset came in round 1: Leandro Cornejo Escanilla (1500) beat Erwin Guillermo Iost Diaz (1677), a +177-point gap.
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How it unfolded
Top 6 · 5 roundsTight race until R5; 2 players tied at 4.0/5, decided on Buchholz.
2 players finish on 4.0/5. Nunez Munoz takes the title on Buchholz Cut1 (11.5).
Andreas Nunez Munoz beat Geronimo Jose Gonzalez Martinez (Black).
Geronimo Jose Gonzalez Martinez won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Andreas Nunez Munoz | * | 1 | — | — |
| 2Geronimo Jose Gonzalez Martinez | 0 | * | — | 1 |
| 3Erwin Guillermo Iost Diaz | — | — | * | 0 |
| 4Leandro Cornejo Escanilla | — | 0 | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Nunez Munoz, Andreas | 1752 | CHI | +4B | +6N | −9B | +12N | +2N | 4.0 | 11.5 | 12.5 | 10.50 | 2441 | +28.2 |
| 2 | Gonzalez Martinez, Geronimo Jose | 1646 | CHI | +13B | +11N | +3B | +9N | −1B | 4.0 | 10.5 | 11.5 | 7.50 | 1781 | +21.6 |
| 3 | Cornejo Escanilla, Leandro | 1500 | CHI | +5N | =12B | −2N | +7N | =6B | 3.0 | 12.0 | 13.0 | 7.25 | 1712 | +28.6 |
| 4 | Torres Rubilar, Luis Fabiano | 1645 | CHI | −1N | +15B | F | +6N | +9B | 3.0 | 10.0 | 10.0 | 4.50 | 1710 | +6.8 |
| 5 | Iost Diaz, Erwin Guillermo | 1677 | CHI | −3B | +14N | =7B | =10N | +12B | 3.0 | 8.0 | 8.5 | 3.50 | 1694 | +5.6 |
| 6 | Rospigliossi Georger, Franco Alonso | 1668 | CHI | +15N | −1B | +13N | −4B | =3N | 2.5 | 11.0 | 11.0 | 2.50 | 1360 | -45.6 |
| 7 | Lucero Fuentes, Orlando | 1604 | CHI | −10N | +16B | =5N | −3B | +13N | 2.5 | 8.5 | 8.5 | 2.50 | 1539 | -15.2 |
| 8 | Fernandez Leon, Baltazar Agustin | 1650 | CHI | F | F | +15N | =11B | +16B | 2.5 | 1.5 | 1.5 | 0.75 | 1857 | +21.6 |
| 9 | FIDE 3491390 | 0 | — | F | +10B | +1N | −2B | −4N | 2.0 | 12.5 | 12.5 | 5.50 | 1690 | 0.0 |
| 10 | Gonzalez Oyarzun, Martin Horacio | 1714 | CHI | +7B | −9N | F | =5B | F | 1.5 | 10.5 | 12.0 | 4.00 | 1834 | +12.0 |
| 11 | Bustamante Chavez, Matias Marc | 1716 | CHI | +16N | −2B | F | =8N | F | 1.5 | 9.0 | 9.0 | 1.25 | 1635 | -6.8 |
| 12 | Rossi Nunez, Michel | 1603 | CHI | =14B | =3N | F | −1B | −5N | 1.0 | 11.5 | 12.0 | 1.75 | 1462 | -28.8 |
| 13 | FIDE 3479234 | 0 | — | −2N | F | −6B | +16N | −7B | 1.0 | 9.0 | 9.0 | 0.00 | 1439 | 0.0 |
| 14 | Barra Otondo, Juan Jose | 1690 | CHI | =12N | −5B | F | F | F | 0.5 | 4.0 | 4.0 | 0.50 | 1448 | -25.6 |
| 15 | FIDE 3471438 | 0 | — | −6B | −4N | −8B | F | F | 0.0 | 8.0 | 8.0 | 0.00 | 854 | 0.0 |
| 16 | Quiroz Schroder, Juan Pablo Andres | 1610 | CHI | −11B | −7N | F | −13B | −8N | 0.0 | 7.5 | 8.0 | 0.00 | 857 | -52.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Cornejo Escanilla, LeandroCHI+28.63.0 pts · #3
- 2Nunez Munoz, AndreasCHI+28.24.0 pts · #1
- 3Fernandez Leon, Baltazar AgustinCHI+21.62.5 pts · #7
- 1Quiroz Schroder, Juan Pablo AndresCHI-52.40.0 pts · #16
- 2Rospigliossi Georger, Franco AlonsoCHI-45.62.5 pts · #14
- 3Rossi Nunez, MichelCHI-28.81.0 pts · #10
- R1+177 Elo gap
- R4+104 Elo gap