NACIONAL ESCOLAR ABSOLUTO SUB 13 - 2025
Open SwissStandard
39 players participated in this 7-round tournament, held from 23 May 2025 to 25 May 2025 in Santiago, Chile. Top 10 Elo average was 1671, and top seed was Sebastian Alfonso Rubio Bascur (🇨🇱 CHI, 1828).
Sebastian Alfonso Rubio Bascur (🇨🇱 CHI, 1828) won with 6.5/7, ahead of Aaron Joshua Barriga Vera (6.0) and Joaquin Quezada Castillo (5.5). Rubio Bascur won solo starting round 5.
The biggest upset came in round 7: Leonardo Nicolas Ortiz Gonzalez (1439) beat Joaquin Emilio Acuna Rivera (1685), a +246-point gap.
Location
🇨🇱Santiago, Chile
Dates
23 May 2025 → 25 May 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇨🇱Chile×36
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsSebastian Alfonso Rubio Bascur led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
17
9
4
2
1
1
1
R5–R7 · LEAD HELD
Sebastian Alfonso Rubio Bascur held the sole lead from R5 through R7 without losing it.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Sebastian Alfonso Rubio Bascur beat Aaron Joshua Barriga Vera (Black).
WIN STREAKS · 2 top finishers
Sebastian Alfonso Rubio Bascur 5 wins (R1–R5)Aaron Joshua Barriga Vera 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Sebastian Alfonso Rubio Bascur | * | 1 | 1 | ½ |
| 2Aaron Joshua Barriga Vera | 0 | * | — | 1 |
| 3Joaquin Quezada Castillo | 0 | — | * | — |
| 4Benjamin Andres Calbun Millacahuin | ½ | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Rubio Bascur, Sebastian Alfonso | 1828 | CHI | +22N | +8B | +3N | +11B | +2N | =4B | +7N | 6.5 | 29.5 | 33.0 | 30.50 | 2003 | +34.4 |
| 2 | Barriga Vera, Aaron Joshua | 1762 | CHI | +12B | +13N | +19B | +17N | −1B | +11N | +4B | 6.0 | 27.0 | 30.5 | 24.00 | 1910 | +43.2 |
| 3 | Quezada Castillo, Joaquin | 1652 | CHI | +16B | +5N | −1B | +12N | +24B | =9N | +11B | 5.5 | 28.0 | 31.0 | 22.25 | 1827 | +60.0 |
| 4 | Calbun Millacahuin, Benjamin Andres | 1518 | CHI | +23B | +24N | =9B | +21N | +17B | =1N | −2N | 5.0 | 27.5 | 30.5 | 19.00 | 1810 | +90.8 |
| 5 | Riquelme Cajas, Fernando Alonso | 1509 | CHI | +34N | −3B | =15N | +36B | =6N | +17N | +13B | 5.0 | 24.0 | 25.5 | 15.50 | 1675 | +35.6 |
| 6 | Correa Diaz, Domingo Antonio | 1557 | CHI | +37B | +33N | −11B | =7N | =5B | +12N | +14B | 5.0 | 23.5 | 25.0 | 16.25 | 1551 | -1.2 |
| 7 | Morales Montero, Diego Alejandro | 0 | CHI | +20N | −17B | +8N | =6B | +31N | +18B | −1B | 4.5 | 26.5 | 28.5 | 16.00 | 1616 | 0.0 |
| 8 | Bordeu Korsikova, Daniel | 1532 | CHI | +14B | −1N | −7B | +33N | +16B | +24N | =9B | 4.5 | 26.5 | 28.5 | 15.25 | 1727 | +39.2 |
| 9 | Catalan San Martin, Maximo Leon | 1567 | CHI | =25N | +36B | =4N | =18B | +10N | =3B | =8N | 4.5 | 26.0 | 27.5 | 16.75 | 1582 | +4.8 |
| 10 | Ortiz Gonzalez, Leonardo Nicolas | 1439 | CHI | −11B | +23N | +28B | =19N | −9B | +30N | +21N | 4.5 | 21.5 | 24.0 | 13.75 | 1663 | +72.4 |
| 11 | Belmar Obreque, Jorge | 1674 | CHI | +10N | +18B | +6N | −1N | +14B | −2B | −3N | 4.0 | 31.5 | 35.0 | 17.00 | 1608 | -19.2 |
| 12 | Soto Bravo, Matias | 1470 | CHI | −2N | +32B | +39N | −3B | +20N | −6B | +25N | 4.0 | 25.0 | 25.0 | 8.50 | 1452 | -4.0 |
| 13 | Salazar Torres, Gabriel | 1537 | CHI | +32N | −2B | −18N | +29B | +25N | +15B | −5N | 4.0 | 24.0 | 26.0 | 11.50 | 762 | -57.2 |
| 14 | Beltran Daza Francisco Ricardo | 0 | CHI | −8N | +26B | +20N | +31B | −11N | +22B | −6N | 4.0 | 23.5 | 25.5 | 12.00 | 1565 | 0.0 |
| 15 | Elgueta Silva, Eduardo Daniel | 0 | CHI | −31B | +35N | =5B | =25B | +26N | −13N | +24B | 4.0 | 20.0 | 22.0 | 12.00 | 1548 | 0.0 |
| 16 | Ramirez Sanchez, Gonzalo Antonio | 1432 | CHI | −3N | −20B | +32N | +38B | −8N | +31B | +34B | 4.0 | 19.5 | 20.5 | 7.00 | 1487 | +13.6 |
| 17 | Bravo Ortiz, Pedro Antonio | 1573 | CHI | +27B | +7N | +21N | −2B | −4N | −5B | =20N | 3.5 | 27.5 | 30.5 | 12.75 | 1467 | -28.8 |
| 18 | Toro Loyola, Luciano | 1414 | CHI | +28B | −11N | +13B | =9N | +19B | −7N | −23N | 3.5 | 24.0 | 26.5 | 12.25 | 1751 | +88.4 |
| 19 | Neira Varas, Sebastian Ignacio | 1605 | CHI | +29N | +39B | −2N | =10B | −18N | −21B | +28B | 3.5 | 22.5 | 22.5 | 7.25 | 1435 | -45.2 |
| 20 | Cabrera Alfaro, Matias Reinaldo | 1606 | CHI | −7B | +16N | −14B | +34N | −12B | +32N | =17B | 3.5 | 22.0 | 24.0 | 9.75 | 1491 | -18.8 |
| 21 | Acuna Rivera, Joaquin Emilio | 1685 | CHI | +35B | +31N | −17B | −4B | =22N | +19N | −10B | 3.5 | 22.0 | 24.0 | 9.25 | 1509 | -62.8 |
| 22 | Ortiz Hidalgo, Martin Fernaando | 1471 | CHI | −1B | +37N | +33B | −24N | =21B | −14N | +29B | 3.5 | 21.5 | 23.0 | 7.75 | 1464 | -1.6 |
| 23 | Saez Castro, Renato Ignacio | 0 | CHI | −4N | −10B | F | =30N | +27B | +28N | +18B | 3.5 | 21.0 | 21.0 | 10.25 | 1494 | 0.0 |
| 24 | Moya Fuentes, Agustin Javier | 1699 | CHI | +26N | −4B | +25N | +22B | −3N | −8B | −15N | 3.0 | 25.5 | 28.5 | 9.50 | 1454 | -64.8 |
| 25 | Llanos Toro, Ian Andres | 0 | CHI | =9B | +30N | −24B | =15N | −13B | +36N | −12B | 3.0 | 22.0 | 23.5 | 8.25 | 1401 | 0.0 |
| 26 | Reyes Fontecilla, Patricio Rene | 1456 | CHI | −24B | −14N | +37B | =28N | −15B | =27N | +32B | 3.0 | 18.5 | 20.0 | 6.25 | 1468 | +0.8 |
| 27 | Opazo Aravena, Vicente | 0 | CHI | −17N | =38B | −36N | +39B | −23N | =26B | +31N | 3.0 | 14.5 | 14.5 | 4.00 | 1508 | 0.0 |
| 28 | Ly Otarola, David Esteban | 1622 | CHI | −18N | +29B | −10N | =26B | +36N | −23B | −19N | 2.5 | 20.5 | 22.0 | 5.50 | 1156 | -90.0 |
| 29 | Gutierrez Barraza, Gaspar Alonso | 0 | CHI | −19B | −28N | +35B | −13N | =30B | +33N | −22N | 2.5 | 18.0 | 20.0 | 5.25 | 1334 | 0.0 |
| 30 | Zuniga Subiabre, Martin Ignacio | 1478 | CHI | =36N | −25B | =38N | =23B | =29N | −10B | =37N | 2.5 | 16.5 | 17.5 | 5.00 | 1267 | -22.4 |
| 31 | Vasquez Araos, Sebastian Ignacio | 1521 | CHI | +15N | −21B | +34B | −14N | −7B | −16N | −27B | 2.0 | 23.0 | 25.0 | 6.00 | 758 | -36.4 |
| 32 | FIDE 3485480 | 0 | — | −13B | −12N | −16B | +35N | +39N | −20B | −26N | 2.0 | 20.5 | 20.5 | 2.00 | 1218 | 0.0 |
| 33 | Henriquez Suazo, Maximo Patricio | 0 | CHI | +38N | −6B | −22N | −8B | −37N | −29B | +39B | 2.0 | 18.0 | 18.0 | 1.00 | 1318 | 0.0 |
| 34 | Cortes Cisternas, Cristobal Alfonso | 0 | CHI | −5B | F | −31N | −20B | +38N | +37B | −16N | 2.0 | 17.0 | 17.0 | 2.50 | 1271 | 0.0 |
| 35 | Soto Munoz, Felipe Andres | 1441 | CHI | −21N | −15B | −29N | −32B | F | +39N | +38B | 2.0 | 13.0 | 13.0 | 1.00 | 1583 | +14.4 |
| 36 | Nunez Fuentealba. Benjamin Lautaro | 0 | CHI | =30B | −9N | +27B | −5N | −28B | −25B | F | 1.5 | 20.5 | 20.5 | 4.25 | 1223 | 0.0 |
| 37 | FIDE 3469697 | 0 | — | −6N | −22B | −26N | F | +33B | −34N | =30B | 1.5 | 18.0 | 18.0 | 3.25 | 1169 | 0.0 |
| 38 | Sanchez Pacheco, Rafael | 1483 | CHI | −33B | =27N | =30B | −16N | −34B | F | −35N | 1.0 | 15.5 | 15.5 | 2.75 | 1179 | -45.2 |
| 39 | FIDE 3483231 | 0 | — | F | −19N | −12B | −27N | −32B | −35B | −33N | 0.0 | 16.5 | 16.5 | 0.00 | 705 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Calbun Millacahuin, Benjamin AndresCHI+90.85.0 pts · #5
- 2Toro Loyola, LucianoCHI+88.43.5 pts · #7
- 3Ortiz Gonzalez, Leonardo NicolasCHI+72.44.5 pts · #9
Top rating losers
- 1Ly Otarola, David EstebanCHI-90.02.5 pts · #33
- 2Moya Fuentes, Agustin JavierCHI-64.83.0 pts · #18
- 3Acuna Rivera, Joaquin EmilioCHI-62.83.5 pts · #8
Biggest upsets
- R7+246 Elo gap
- R1+208 Elo gap
- R5+191 Elo gap