IRT Sub 1800 Clasificatorio a la Final Absoluta de Chile.
Open SwissStandard
31 players participated in this 6-round tournament, held on 13 Dec 2025 in Vina del Mar, Chile. Top 10 Elo average was 1741, and top seed was Renato Alberto Mendoza Rivers (🇨🇱 CHI, 1789).
Constanza Paz Araos Diaz (🇨🇱 CHI, 1739) won with 5.5/6, ahead of Francisco Javier Yuraszeck Espinosa (4.5) and Cristian Orrego Fernandez (4.5). Araos Diaz won solo starting round 4.
The biggest upset came in round 4: Matias Soto Bravo (1464) beat Eduardo Enrique Coaguila Amesquita (1708), a +244-point gap.
Location
🇨🇱Vina del Mar, Chile
Dates
13 Dec 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 6 rounds
Federations · 1 represented
🇨🇱Chile×31
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsConstanza Paz Araos Diaz led from R4; +1.0-point edge over the runner-up.
Co-leaders
12
6
2
1
1
1
Araos Diaz5.5Yuraszeck Espinosa4.5Orrego Fernandez4.5Belmar Obreque4Penailillo Correa4Belmar Obreque4
R4–R6 · LEAD HELD
Constanza Paz Araos Diaz never relinquished the lead after R4; final gap +1.0 over the runner-up.
R1–R5 · WIN STREAK
Constanza Paz Araos Diaz won 5 in a row (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Constanza Paz Araos Diaz | * | — | ½ | — |
| 2Francisco Javier Yuraszeck Espinosa | — | * | — | — |
| 3Cristian Orrego Fernandez | ½ | — | * | — |
| 4Jorge Belmar Obreque | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Araos Diaz, Constanza Paz | 1739 | CHI | +5N | +9B | +12N | +4N | +6B | =3B | 5.5 | 20.0 | 23.0 | 20.75 | 2086 | +41.4 |
| 2 | Yuraszeck Espinosa, Francisco Javier | 1767 | CHI | −9N | +29B | +17N | =5B | +10N | +4N | 4.5 | 17.5 | 18.0 | 12.50 | 1847 | +12.4 |
| 3 | Orrego Fernandez, Cristian | 1737 | CHI | +21B | +20N | −4B | +16N | +12B | =1N | 4.5 | 17.0 | 19.0 | 12.25 | 1879 | +44.0 |
| 4 | Penailillo Correa, Roberto Andres | 1754 | CHI | +17N | +6B | +3N | −1B | +7N | −2B | 4.0 | 22.5 | 25.0 | 15.00 | 1824 | +21.6 |
| 5 | Enriquez Godoy, Victor | 1536 | CHI | −1B | +24N | +28B | =2N | +16B | =8N | 4.0 | 18.5 | 19.5 | 9.75 | 1766 | +71.6 |
| 6 | Belmar Obreque, Benjamin Esteban | 1692 | CHI | +18B | −4N | +20B | +15N | −1N | +13B | 4.0 | 18.0 | 20.0 | 10.50 | 1754 | +20.4 |
| 7 | Belmar Obreque, Jorge | 1677 | CHI | +22N | −10B | +21N | +11B | −4B | +16N | 4.0 | 15.5 | 17.5 | 10.00 | 1785 | +36.0 |
| 8 | Opazo Bascunan, Kabir | 1494 | CHI | =29N | −11B | +27N | +25B | +9N | =5B | 4.0 | 14.5 | 15.0 | 9.25 | 1722 | +71.2 |
| 9 | Pino Smythe, Maximiliano | 1596 | CHI | +2B | −1N | +18B | =14N | −8B | +19N | 3.5 | 19.5 | 22.0 | 11.00 | 1657 | +20.4 |
| 10 | Penailillo Correa, Benjamin Isaac | 1746 | CHI | +23B | +7N | =16B | −12N | −2B | +18N | 3.5 | 16.5 | 18.5 | 9.75 | 1720 | -4.8 |
| 11 | Ruiz Chapilliquen, Ronald | 1755 | CHI | −20B | +8N | +23B | −7N | =18B | +17N | 3.5 | 15.0 | 17.0 | 9.75 | 1618 | -39.2 |
| 12 | Mendoza Rivers, Renato Alberto | 1789 | CHI | +13B | +28N | −1B | +10B | −3N | F | 3.0 | 19.5 | 20.5 | 7.50 | 1779 | -2.4 |
| 13 | Fernandez Leon, Baltazar Agustin | 1614 | CHI | −12N | =27B | +29N | =17B | +22B | −6N | 3.0 | 13.0 | 13.5 | 4.50 | 1618 | +1.6 |
| 14 | Cuevas Espinoza, Rodrigo | 1627 | CHI | F | +19B | =25N | =9B | +26N | F | 3.0 | 13.0 | 13.0 | 7.25 | 1716 | +17.6 |
| 15 | Rojas Warles, Constanza | 1618 | CHI | +24B | F | +30N | −6B | =19N | =25B | 3.0 | 10.5 | 10.5 | 4.25 | 1580 | -9.2 |
| 16 | Orrego Ahumada, Herman | 1715 | CHI | +19N | +30B | =10N | −3B | −5N | −7B | 2.5 | 18.5 | 18.5 | 4.25 | 1545 | -53.2 |
| 17 | Garrido Castro, Agustin | 1582 | CHI | −4B | +26N | −2B | =13N | +20B | −11B | 2.5 | 17.0 | 19.0 | 5.50 | 1602 | +4.0 |
| 18 | Soto Bravo, Matias | 1464 | CHI | −6N | +31B | −9N | +29B | =11N | −10B | 2.5 | 15.0 | 15.0 | 2.25 | 1620 | +44.0 |
| 19 | Arellano Bastidas, Francisco Javier | 1513 | CHI | −16B | −14N | +24B | +28N | =15B | −9B | 2.5 | 14.0 | 15.0 | 4.50 | 1558 | +12.8 |
| 20 | Canelo Herrera, Carlos | 1582 | CHI | +11N | −3B | −6N | −26B | −17N | +27N | 2.0 | 16.5 | 18.0 | 5.00 | 1497 | -27.6 |
| 21 | Marazzi Andreo, Giorgio | 1532 | CHI | −3N | F | −7B | −22N | +24B | +23N | 2.0 | 14.5 | 14.5 | 4.00 | 1502 | -9.6 |
| 22 | Araya Varela, Valentina Amanda Isidora | 1456 | CHI | −7B | −23N | F | +21B | −13N | +26B | 2.0 | 13.0 | 13.0 | 4.00 | 1503 | +11.2 |
| 23 | Pardo Fiedler, Sabina | 1570 | CHI | −10N | +22B | −11N | +30B | −25N | −21B | 2.0 | 13.0 | 13.0 | 2.00 | 1441 | -41.6 |
| 24 | Briones Villavicencio, Leon Alejandro | 1433 | CHI | −15N | −5B | −19N | +27B | −21N | +30B | 2.0 | 13.0 | 13.0 | 1.50 | 1389 | -13.6 |
| 25 | Ruiz Tagle Ainzua, Juan Ignacio | 1502 | CHI | F | F | =14B | −8N | +23B | =15N | 2.0 | 12.0 | 12.0 | 5.00 | 1577 | +16.4 |
| 26 | Pardo Fiedler, Damian | 1481 | CHI | F | −17B | +31N | +20N | −14B | −22N | 2.0 | 9.5 | 9.5 | 2.00 | 1490 | +1.6 |
| 27 | Llanos Toro, Ian Andres | 1482 | CHI | −28B | =13N | −8B | −24N | +30N | −20B | 1.5 | 12.0 | 12.0 | 1.50 | 1344 | -42.8 |
| 28 | Toledo Sandoval, Claudio | 1697 | CHI | +27N | −12B | −5N | −19B | F | F | 1.0 | 11.0 | 11.0 | 1.50 | 1387 | -31.8 |
| 29 | Coaguila Amesquita, Eduardo Enrique | 1708 | CHI | =8B | −2N | −13B | −18N | F | F | 0.5 | 14.0 | 14.0 | 2.00 | 1262 | -84.8 |
| 30 | Briones Villavicencio, Dante Maximo | 1401 | CHI | F | −16N | −15B | −23N | −27B | −24N | 0.0 | 11.0 | 11.0 | 0.00 | 763 | -59.6 |
| 31 | Brandt Gabler, Paz | 1562 | CHI | F | −18N | −26B | F | F | F | 0.0 | 4.5 | 4.5 | 0.00 | 673 | -50.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Enriquez Godoy, VictorCHI+71.64.0 pts · #8
- 2Opazo Bascunan, KabirCHI+71.24.0 pts · #7
- 3Orrego Fernandez, CristianCHI+44.04.5 pts · #3
Top rating losers
- 1Coaguila Amesquita, Eduardo EnriqueCHI-84.80.5 pts · #29
- 2Briones Villavicencio, Dante MaximoCHI-59.60.0 pts · #31
- 3Orrego Ahumada, HermanCHI-53.22.5 pts · #17
Biggest upsets
- R4+244 Elo gap
- R4+184 Elo gap
- R5+179 Elo gap