IRT Clasificatorio Mayor Club de Ajedrez Concepcion
Open SwissStandard
15 players participated in this 5-round tournament, held from 07 Mar 2026 to 08 Mar 2026 in Concepcion, Chile. Top 10 Elo average was 1788, and top seed was Vicente Benjamin Rodriguez Alarcon (🇨🇱 CHI, 1996).
Vicente Benjamin Rodriguez Alarcon (🇨🇱 CHI, 1996) won with 4.0/5, ahead of Joaquin Fica Cruz (4.0) and Oscar Cartes Esquivel (3.5). Rodriguez Alarcon shared the lead from round 1, winning on tie-break.
Location
🇨🇱Concepcion, Chile
Dates
07 Mar 2026 → 08 Mar 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇨🇱Chile×14
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsTight race until R5; 2 players tied at 4.0/5, decided on Buchholz.
Co-leaders
7
2
1
1
2
R5 · TIEBREAK CLUSTER
2 players finish on 4.0/5. Rodriguez Alarcon takes the title on Buchholz Cut1 (13.5).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Joaquin Fica Cruz drew with Vicente Benjamin Rodriguez Alarcon (White).
R1–R3 · WIN STREAK
Vicente Benjamin Rodriguez Alarcon won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Joaquin Fica Cruz | * | ½ | — | 1 |
| 2Vicente Benjamin Rodriguez Alarcon | ½ | * | 1 | 1 |
| 3Oscar Cartes Esquivel | — | 0 | * | — |
| 4Noa Miranda Iubini | 0 | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Rodriguez Alarcon, Vicente Benjamin | 1996 | CHI | +14B | +4N | +3B | =2N | =5N | 4.0 | 13.5 | 14.0 | 10.50 | 2065 | +12.2 |
| 2 | Fica Cruz, Joaquin | 1995 | CHI | +6N | +8B | =5N | =1B | +4N | 4.0 | 13.0 | 15.0 | 11.50 | 2037 | +6.2 |
| 3 | Cartes Esquivel, Oscar | 1915 | CHI | +12N | =7B | −1N | +6B | +8N | 3.5 | 12.0 | 13.0 | 7.50 | 1875 | -2.4 |
| 4 | Miranda Iubini, Noa | 1719 | CHI | +11N | −1B | +7N | +8B | −2B | 3.0 | 13.0 | 15.0 | 7.00 | 1863 | +37.2 |
| 5 | Saez Fernandez, Agustin | 1865 | CHI | F | +10N | =2B | +9N | =1B | 3.0 | 12.0 | 12.0 | 8.00 | 1977 | +27.6 |
| 6 | Koserak Mora, Pablo | 1640 | CHI | −2B | +13N | +10B | −3N | +9B | 3.0 | 11.5 | 12.5 | 5.00 | 1790 | +36.0 |
| 7 | Coronado Mustafa Edison Patricio | 1671 | CHI | +9B | =3N | −4B | =10N | +13N | 3.0 | 10.5 | 11.5 | 5.75 | 1735 | +16.8 |
| 8 | Alarcon Diaz, Emilia Esperanza | 1768 | CHI | +13B | −2N | +15B | −4N | −3B | 2.0 | 11.5 | 11.5 | 1.00 | 1598 | -34.8 |
| 9 | Fontanilla Melendez, Pedro Ignacio | 1472 | CHI | −7N | +12B | +11N | −5B | −6N | 2.0 | 11.0 | 12.0 | 3.00 | 1579 | +23.2 |
| 10 | Inostroza Meza, Catalina Francisc | 1671 | CHI | +15N | −5B | −6N | =7B | =11B | 2.0 | 11.0 | 11.0 | 2.50 | 1482 | -39.6 |
| 11 | Nunez Fuentealba. Benjamin Lautaro | 1525 | CHI | −4B | =14N | −9B | +12B | =10N | 2.0 | 8.0 | 8.5 | 2.25 | 1538 | +2.8 |
| 12 | Morales Cabezas, Alvaro Alejandro | 1553 | CHI | −3B | −9N | +14B | −11N | F | 1.0 | 8.0 | 8.0 | 0.50 | 1444 | -25.6 |
| 13 | Esveile Cuevas, Agustina Almendra | 1535 | CHI | −8N | −6B | F | +15N | −7B | 1.0 | 8.0 | 8.0 | 0.00 | 893 | -35.6 |
| 14 | Oyarzun Cayo, Patricio Alejandro | 1635 | CHI | −1N | =11B | −12N | F | F | 0.5 | 7.0 | 7.0 | 1.00 | 1419 | -34.4 |
| 15 | FIDE 3491161 | 0 | — | −10B | F | −8N | −13B | F | 0.0 | 6.0 | 6.0 | 0.00 | 859 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Miranda Iubini, NoaCHI+37.23.0 pts · #4
- 2Koserak Mora, PabloCHI+36.03.0 pts · #5
- 3Saez Fernandez, AgustinCHI+27.63.0 pts · #6
Top rating losers
- 1Inostroza Meza, Catalina FranciscCHI-39.62.0 pts · #11
- 2Esveile Cuevas, Agustina AlmendraCHI-35.61.0 pts · #14
- 3Alarcon Diaz, Emilia EsperanzaCHI-34.82.0 pts · #10