TORNEO DE VERANO IRT - COPA ACHAO 2026
30 players participated in this 7-round tournament, held from 17 Feb 2026 to 20 Feb 2026 in Achao, Chile. 2 titled players. Top 10 Elo average was 1851, and top seed was Andres Carrasco Miranda (🇨🇱 CHI, CM, 2222).
Jorge Maximilian Guerra Mansilla (🇨🇱 CHI, CM, 2028) won with 7.0/7, ahead of Andres Carrasco Miranda (6.0) and Lenin Santana Gonzalez (5.0). Guerra Mansilla won solo starting round 5.
The biggest upset came in round 2: Benjamin Andres Calbun Millacahuin (1531) beat Alfredo Zuniga Alvarez (1820), a +289-point gap.
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How it unfolded
Top 6 · 7 roundsCM Jorge Maximilian Guerra Mansilla led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
CM Jorge Maximilian Guerra Mansilla never relinquished the lead after R5; final gap +1.0 over the runner-up.
CM Jorge Maximilian Guerra Mansilla beat CM Andres Carrasco Miranda (White).
CM Jorge Maximilian Guerra Mansilla 7 wins (R1–R7)CM Andres Carrasco Miranda 3+3 wins (R1–R3, R5–R7)Lenin Santana Gonzalez 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1CMJorge Maximilian Guerra Mansilla | * | 1 | 1 | — |
| 2CMAndres Carrasco Miranda | 0 | * | 1 | 1 |
| 3Lenin Santana Gonzalez | 0 | 0 | * | — |
| 4Erwin Francisco Vecchi Moncada | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Guerra Mansilla, Jorge MaximilianCM | 2028 | CHI | +23N | +8B | +5N | +2B | +3N | +6B | +11N | 7.0 | 27.5 | 30.5 | 30.50 | 2609 | +67.3 |
| 2 | Carrasco Miranda, AndresCM | 2222 | CHI | +25B | +10N | +7B | −1N | +4B | +3N | +9B | 6.0 | 29.0 | 31.5 | 24.50 | 2191 | -2.4 |
| 3 | Santana Gonzalez, Lenin | 1895 | CHI | +22B | +9N | +6B | +18N | −1B | −2B | +8N | 5.0 | 28.0 | 31.0 | 18.00 | 1937 | +7.8 |
| 4 | Vecchi Moncada, Erwin Francisco | 1893 | CHI | F | +20B | +14N | +13B | −2N | +18B | +6N | 5.0 | 24.0 | 24.0 | 18.00 | 1973 | +11.4 |
| 5 | Vera Aguilar, Luz Ignacia | 1580 | CHI | +21B | +12N | −1B | −7N | +19B | =10N | +16B | 4.5 | 25.5 | 28.5 | 15.50 | 1673 | +11.6 |
| 6 | Moyano Koros,Alejandro Kipkirui | 1757 | CHI | +27N | +28B | −3N | +15B | +7B | −1N | −4B | 4.0 | 27.0 | 28.0 | 11.00 | 1734 | -4.8 |
| 7 | Galaz Quinones, Glem | 1894 | CHI | +14N | +13B | −2N | +5B | −6N | =11B | =10N | 4.0 | 26.5 | 30.5 | 16.50 | 1777 | -17.8 |
| 8 | Gonzalez Vargas, Leonardo Enrique | 1712 | CHI | +16B | −1N | +21B | −9N | +12B | +22N | −3B | 4.0 | 26.5 | 29.5 | 13.50 | 1568 | -16.0 |
| 9 | Ruiz Barrientos, Gabriel Alberto | 1616 | CHI | +26N | −3B | +28N | +8B | −11N | +13B | −2N | 4.0 | 25.0 | 26.0 | 11.00 | 1742 | +13.4 |
| 10 | Sotomayor Sotomayor, Martin Gabriel | 1658 | CHI | +24N | −2B | +26N | =11B | =18N | =5B | =7B | 4.0 | 24.5 | 26.5 | 12.75 | 1706 | +6.4 |
| 11 | Zuniga Alvarez, Alfredo | 1820 | CHI | +30B | −18N | +25B | =10N | +9B | =7N | −1B | 4.0 | 24.5 | 24.5 | 10.50 | 1695 | -17.0 |
| 12 | Namoncura Torres, Carlos Patricio | 1506 | CHI | =15N | −5B | +20N | +17B | −8N | =16N | +21B | 4.0 | 22.5 | 25.5 | 13.25 | 1478 | -4.4 |
| 13 | Bachman Aguilar, Felipe Ignacio | 1629 | CHI | +19B | −7N | +16B | −4N | +26B | −9N | +22B | 4.0 | 22.5 | 24.5 | 11.50 | 1001 | -17.6 |
| 14 | Gacitua Espinoza, Oscar Santiago | 0 | CHI | −7B | +19N | −4B | +21N | −16B | +17N | +18B | 4.0 | 22.0 | 25.0 | 12.50 | 1626 | +18.0 |
| 15 | FIDE 3470890 | 0 | — | =12B | +17N | =18B | −6N | −22B | +19N | +20N | 4.0 | 20.5 | 23.5 | 13.00 | 1580 | 0.0 |
| 16 | Leiva Barrientos, Ignacio Andres | 0 | CHI | −8N | +23B | −13N | +28B | +14N | =12B | −5N | 3.5 | 23.5 | 24.5 | 10.00 | 1416 | 0.0 |
| 17 | FIDE 3475522 | 0 | — | =20N | −15B | +29N | −12N | +27B | −14B | +25N | 3.5 | 19.5 | 20.5 | 7.00 | 1486 | 0.0 |
| 18 | Calbun Millacahuin, Benjamin Andres | 1531 | CHI | +29N | +11B | =15N | −3B | =10B | −4N | −14N | 3.0 | 26.0 | 27.0 | 9.00 | 1730 | +31.2 |
| 19 | Reinao Torres, Macarena Roxana | 0 | CHI | −13N | −14B | +23N | +24B | −5N | −15B | +30N | 3.0 | 22.5 | 22.5 | 6.00 | 1411 | 0.0 |
| 20 | Andrade Mayorga, Julian | 1518 | CHI | =17B | −4N | −12B | +23N | =25B | +26N | −15B | 3.0 | 22.0 | 24.0 | 8.00 | 1471 | -15.2 |
| 21 | FIDE 3475484 | 0 | — | −5N | +27B | −8N | −14B | +28N | +24B | −12N | 3.0 | 21.5 | 22.5 | 6.00 | 800 | 0.0 |
| 22 | FIDE 3490882 | 0 | — | −3N | −26B | +27N | +29B | +15N | −8B | −13N | 3.0 | 21.0 | 22.0 | 7.00 | 945 | 0.0 |
| 23 | Barria Adan, Angelli Gladys | 0 | CHI | −1B | −16N | −19B | −20B | +30N | +27N | +26B | 3.0 | 20.5 | 20.5 | 4.00 | 972 | 0.0 |
| 24 | FIDE 3490890 | 0 | — | −10B | −25N | +30B | −19N | +29B | −21N | +28B | 3.0 | 14.5 | 14.5 | 2.00 | 746 | 0.0 |
| 25 | Neguiman Osses, Agustina Ignacia | 1434 | CHI | −2N | +24B | −11N | −26B | =20N | +29N | −17B | 2.5 | 21.5 | 22.5 | 5.50 | 1580 | 0.0 |
| 26 | Rojel Pino, Javier Patricio | 0 | CHI | −9B | +22N | −10B | +25N | −13N | −20B | −23N | 2.0 | 21.0 | 23.5 | 5.50 | 1269 | 0.0 |
| 27 | FIDE 3490424 | 0 | — | −6B | −21N | −22B | +30N | −17N | −23B | +29N | 2.0 | 17.5 | 17.5 | 1.00 | 779 | 0.0 |
| 28 | FIDE 3475549 | 0 | — | F | −6N | −9B | −16N | −21B | +30B | −24N | 1.0 | 17.5 | 17.5 | 0.00 | 887 | 0.0 |
| 29 | FIDE 3475492 | 0 | — | −18B | +30N | −17B | −22N | −24N | −25B | −27B | 1.0 | 17.0 | 17.0 | 0.00 | 687 | 0.0 |
| 30 | FIDE 3490874 | 0 | — | −11N | −29B | −24N | −27B | −23B | −28N | −19B | 0.0 | 16.0 | 17.0 | 0.00 | 810 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Guerra Mansilla, Jorge MaximilianCMCHI+67.37.0 pts · #1
- 2Calbun Millacahuin, Benjamin AndresCHI+31.23.0 pts · #12
- 3Gacitua Espinoza, Oscar SantiagoCHI+18.04.0 pts · #18
- 1Galaz Quinones, GlemCHI-17.84.0 pts · #6
- 2Bachman Aguilar, Felipe IgnacioCHI-17.64.0 pts · #24
- 3Zuniga Alvarez, AlfredoCHI-17.04.0 pts · #5
- R2+289 Elo gap
- R4+194 Elo gap
- R5+137 Elo gap