IRT Sub-1800 Memorial Jose Martinez
30 players participated in this 5-round tournament, held on 15 Mar 2026 in Chillan Viejo, Chile. Top 10 Elo average was 1695, and top seed was Bastian Andres Lillo Gallegos (🇨🇱 CHI, 1777).
Eduardo Riquelme Quinteros (🇨🇱 CHI, 1701) won with 4.5/5, ahead of Felipe Esteban Hofflingler Becerra (4.5) and Cristobal Rossel Grandon (4.0). Riquelme Quinteros won on tie-break after catching the field in the final round.
The biggest upset came in round 1: Juan Pablo Acevedo Gonzalez (1511) beat Jose Palma Rodriguez (1766), a +255-point gap.
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How it unfolded
Top 6 · 5 roundsTight race until R4; 2 players tied at 4.5/5, decided on Buchholz.
Felipe Esteban Hofflingler Becerra held the sole lead from R4 through R5 without losing it.
2 players finish on 4.5/5. Riquelme Quinteros takes the title on Buchholz Cut1 (13.0).
Felipe Esteban Hofflingler Becerra 4 wins (R1–R4)Eduardo Riquelme Quinteros 3 wins (R1–R3)Cristobal Rossel Grandon 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Felipe Esteban Hofflingler Becerra | * | — | ½ | — |
| 2Eduardo Riquelme Quinteros | — | * | ½ | — |
| 3Cristobal Rossel Grandon | ½ | ½ | * | — |
| 4David Alonso Diaz Rosas | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Riquelme Quinteros, Eduardo | 1701 | CHI | +26N | +8B | +14N | =3B | +6N | 4.5 | 13.0 | 14.0 | 12.00 | 2009 | +65.2 |
| 2 | Hofflingler Becerra, Felipe Esteban | 1695 | CHI | +12B | +18N | +19B | +7N | =3B | 4.5 | 12.5 | 14.5 | 12.50 | 1953 | +52.4 |
| 3 | Rossel Grandon, Cristobal | 1727 | CHI | +10B | +11N | +4B | =1N | =2N | 4.0 | 16.0 | 19.0 | 14.50 | 1856 | +15.2 |
| 4 | Villegas Villegas, Marlin | 1585 | CHI | +21B | +9N | −3N | +16B | +14N | 4.0 | 12.0 | 14.0 | 10.00 | 1846 | +27.6 |
| 5 | Diaz Rosas, David Alonso | 1629 | CHI | +30N | −6B | +27N | +18B | +8N | 4.0 | 9.5 | 9.5 | 6.00 | 1813 | +48.4 |
| 6 | Lillo Gallegos, Bastian Andres | 1777 | CHI | +20B | +5N | =7B | +9N | −1B | 3.5 | 15.0 | 17.0 | 10.75 | 1786 | +2.0 |
| 7 | Iturra Gutierrez, Maria Ignacia | 1665 | CHI | +27B | +25N | =6N | −2B | +15N | 3.5 | 11.5 | 12.5 | 6.25 | 1758 | +25.2 |
| 8 | Rossel Grandon, Maria Ignacia | 1643 | CHI | +17B | −1N | +12B | +19N | −5B | 3.0 | 14.0 | 16.0 | 7.50 | 1616 | -5.2 |
| 9 | Villa Doyharcabal, Jose | 1695 | CHI | +23N | −4B | +10N | −6B | +19N | 3.0 | 12.5 | 14.0 | 6.50 | 1646 | -5.4 |
| 10 | Beltran Daza Francisco Ricardo | 1508 | CHI | −3N | +30B | −9B | +21N | +20B | 3.0 | 11.0 | 11.0 | 4.00 | 1593 | +16.8 |
| 11 | Cid Aguilera, Ignacia Belen | 1601 | CHI | +29N | −3B | +25N | =14B | =16N | 3.0 | 10.0 | 11.0 | 4.50 | 1603 | +1.6 |
| 12 | Riquelme Navarro, Hugo | 1490 | CHI | −2N | +29B | −8N | +25B | +23N | 3.0 | 10.0 | 11.0 | 3.50 | 1579 | +18.4 |
| 13 | Rodriguez Lopez, Lucas Matias | 0 | CHI | −14N | +23B | −15N | +26B | +18N | 3.0 | 8.5 | 9.5 | 4.50 | 1564 | 0.0 |
| 14 | Uribe Rojas, Juan | 1539 | CHI | +13B | +16N | −1B | =11N | −4B | 2.5 | 14.5 | 17.0 | 7.00 | 1546 | 0.0 |
| 15 | Silva Carrasco, Camila Helena | 1615 | CHI | −25B | =17N | +13B | +22N | −7B | 2.5 | 11.0 | 12.0 | 6.25 | 1495 | -26.8 |
| 16 | Cid Aguilera, Maria Jesus | 1655 | CHI | +28N | −14B | +26N | −4N | =11B | 2.5 | 10.5 | 11.5 | 3.50 | 1539 | -30.4 |
| 17 | Vasquez Faundez, Sofia Alejandra | 1422 | CHI | −8N | =15B | −23N | +28B | +24N | 2.5 | 8.5 | 9.5 | 3.75 | 1461 | +10.0 |
| 18 | Munoz Bobadilla, Max | 1544 | CHI | +24N | −2B | +22B | −5N | −13B | 2.0 | 13.5 | 15.0 | 3.50 | 1567 | +1.6 |
| 19 | Acevedo Gonzalez, Juan Pablo | 1511 | CHI | +22B | +20N | −2N | −8B | −9B | 2.0 | 12.5 | 14.5 | 4.00 | 1589 | +9.4 |
| 20 | Ortiz Hidalgo, Martin Fernaando | 1516 | CHI | −6N | −19B | +29N | +27B | −10N | 2.0 | 9.5 | 10.5 | 2.00 | 1373 | -30.0 |
| 21 | Ramirez Diaz, Fernanda Antonia | 0 | CHI | −4N | −26B | +28N | −10B | +27N | 2.0 | 9.0 | 10.0 | 2.00 | 1435 | 0.0 |
| 22 | Palma Rodriguez, Jose | 1766 | CHI | −19N | +28B | −18N | −15B | +25N | 2.0 | 7.5 | 8.5 | 2.00 | 1450 | -39.8 |
| 23 | Marin Poveda, Jose Carlos | 1488 | CHI | −9B | −13N | +17B | =24N | −12B | 1.5 | 11.5 | 13.0 | 3.25 | 1403 | -14.4 |
| 24 | Riquelme Chavarria, Rafael | 0 | CHI | −18B | −27N | +30N | =23B | −17B | 1.5 | 7.0 | 7.0 | 0.75 | 1319 | 0.0 |
| 25 | Torres Bohle, Victor | 1410 | CHI | +15N | −7B | −11B | −12N | −22B | 1.0 | 12.0 | 14.0 | 2.50 | 1386 | -25.2 |
| 26 | Carrasco Soto, Manuel Jesus | 1508 | CHI | −1B | +21N | −16B | −13N | F | 1.0 | 12.0 | 13.0 | 2.00 | 877 | -12.2 |
| 27 | Pradenas Sandoval Gabriel Andres | 1466 | CHI | −7N | +24B | −5B | −20N | −21B | 1.0 | 11.5 | 13.0 | 1.50 | 798 | -38.8 |
| 28 | Saavedra Saavedra, Francisco | 1447 | CHI | −16B | −22N | −21B | −17N | +30B | 1.0 | 9.0 | 9.0 | 0.00 | 1373 | -17.6 |
| 29 | FIDE 3489515 | 0 | — | −11B | −12N | −20B | +30B | F | 1.0 | 9.0 | 9.0 | 0.00 | 1316 | 0.0 |
| 30 | Martinez Navarrete, Agustin Ignacio | 1420 | CHI | −5B | −10N | −24B | −29N | −28N | 0.0 | 9.5 | 10.5 | 0.00 | 724 | -46.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Riquelme Quinteros, EduardoCHI+65.24.5 pts · #2
- 2Hofflingler Becerra, Felipe EstebanCHI+52.44.5 pts · #1
- 3Diaz Rosas, David AlonsoCHI+48.44.0 pts · #4
- 1Martinez Navarrete, Agustin IgnacioCHI-46.40.0 pts · #30
- 2Palma Rodriguez, JoseCHI-39.82.0 pts · #17
- 3Pradenas Sandoval Gabriel AndresCHI-38.81.0 pts · #29
- R1+255 Elo gap
- R3+222 Elo gap
- R1+205 Elo gap