Nacional Senior 50 2025
18 players participated in this 6-round tournament, held from 18 May 2025 to 20 May 2025 in Santiago, Chile. 4 titled players. Top 10 Elo average was 1935, and top seed was Enrique Alfredo Farfan Ortiz (🇨🇱 CHI, CM, 2061).
Sergio Caceres Vasquez (🇨🇱 CHI, FM, 1948) won with 4.5/6, ahead of Cristhian Montero Martinez (4.5) and Enrique Alfredo Farfan Ortiz (4.0). Caceres Vasquez shared the lead from round 5, winning on tie-break.
The biggest upset came in round 2: Claudio Javier Orpinas Konig (CM, 1868) beat Hanssel Amaro Troncoso (1973), a +105-point gap.
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How it unfolded
Top 6 · 6 roundsTight race until R6; 2 players tied at 4.5/6, decided on Buchholz.
2 players finish on 4.5/6. Caceres Vasquez takes the title on Buchholz Cut1 (19.0).
FM Sergio Caceres Vasquez drew with FM Cristhian Montero Martinez (White).
FM Sergio Caceres Vasquez went unbeaten across 6 games (R1–R6).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FMSergio Caceres Vasquez | * | ½ | ½ | — |
| 2FMCristhian Montero Martinez | ½ | * | — | — |
| 3CMEnrique Alfredo Farfan Ortiz | ½ | — | * | 1 |
| 4Alfredo Mondaca Gonzalez | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Caceres Vasquez, SergioFM | 1948 | CHI | +9N | =4B | =3N | +11B | +7N | =2B | 4.5 | 19.0 | 22.0 | 15.75 | 2122 | +26.8 |
| 2 | Montero Martinez, CristhianFM | 1996 | CHI | +10N | +11B | =7N | =9B | +6B | =1N | 4.5 | 17.5 | 20.5 | 15.00 | 2078 | +12.0 |
| 3 | Farfan Ortiz, Enrique AlfredoCM | 2061 | CHI | =6B | +5N | =1B | =10N | =4B | +9N | 4.0 | 19.0 | 22.0 | 14.50 | 2008 | -7.8 |
| 4 | Andaur Vega, Claudio | 1892 | CHI | +12B | =1N | −6B | +15B | =3N | +10N | 4.0 | 17.5 | 19.5 | 11.75 | 2015 | +16.8 |
| 5 | Mondaca Gonzalez, Alfredo | 1894 | CHI | +14N | −3B | −9N | +17B | +11N | +6N | 4.0 | 15.5 | 17.0 | 10.00 | 1902 | +3.2 |
| 6 | Orpinas Konig, Claudio JavierCM | 1868 | CHI | =3N | +15B | +4N | +7B | −2N | −5B | 3.5 | 20.0 | 22.0 | 11.50 | 2011 | +23.6 |
| 7 | Perez De Armas , Oreste | 1905 | CHI | +17N | +8B | =2B | −6N | −1B | +12N | 3.5 | 18.5 | 20.0 | 9.75 | 1847 | -10.8 |
| 8 | Bordoli Aqueveque, Jorge | 1919 | CHI | +13B | −7N | −10B | +16N | =12B | +14N | 3.5 | 13.5 | 15.5 | 7.75 | 1783 | -12.4 |
| 9 | Palape Palacios, Gustavo | 1825 | CHI | −1B | +18N | +5B | =2N | =10B | −3B | 3.0 | 20.0 | 20.0 | 7.75 | 1881 | +7.2 |
| 10 | Pereira Cid, Fabian | 1867 | CHI | −2B | +16N | +8N | =3B | =9N | −4B | 3.0 | 19.0 | 21.0 | 9.00 | 1922 | +8.6 |
| 11 | Bulgarini Torre, Marco | 1896 | CHI | +18B | −2N | +12B | −1N | −5B | +13N | 3.0 | 18.0 | 18.0 | 5.00 | 1647 | -23.8 |
| 12 | Riveros Valdebenito, Patricio | 0 | CHI | −4N | +17B | −11N | +14B | =8N | −7B | 2.5 | 16.0 | 17.5 | 5.25 | 1674 | 0.0 |
| 13 | Martinez Rodriguez, Edmundo | 1521 | CHI | −8N | =14B | −15N | +18B | +17N | −11B | 2.5 | 12.0 | 12.0 | 2.50 | 1617 | +4.2 |
| 14 | Gonzalez Rosas, Erick Benito | 0 | CHI | −5B | =13N | =16B | −12N | +15N | −8B | 2.0 | 14.5 | 16.5 | 4.25 | 1757 | 0.0 |
| 15 | Amaro Troncoso, Hanssel | 1973 | CHI | =16B | −6N | +13B | −4N | −14B | =17N | 2.0 | 14.0 | 15.5 | 4.25 | 1677 | -35.4 |
| 16 | Valenzuela Torres, Eugenio | 1839 | CHI | =15N | −10B | =14N | −8B | +18N | F | 2.0 | 10.5 | 10.5 | 2.00 | 1647 | -13.4 |
| 17 | Meneses Gonzalez, Cristian Ronny | 1501 | CHI | −7B | −12N | +18B | −5N | −13B | =15B | 1.5 | 14.5 | 14.5 | 1.00 | 1483 | -8.4 |
| 18 | FIDE 3478106 | 0 | — | −11N | −9B | −17N | −13N | −16B | F | 0.0 | 12.0 | 12.0 | 0.00 | 917 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Caceres Vasquez, SergioFMCHI+26.84.5 pts · #1
- 2Orpinas Konig, Claudio JavierCMCHI+23.63.5 pts · #4
- 3Andaur Vega, ClaudioCHI+16.84.0 pts · #7
- 1Amaro Troncoso, HansselCHI-35.42.0 pts · #10
- 2Bulgarini Torre, MarcoCHI-23.83.0 pts · #14
- 3Valenzuela Torres, EugenioCHI-13.42.0 pts · #16
- R2+105 Elo gap