LXXI Campeonato Nacional e Internacional Abierto Mexicano de Ajedrez. Sub 08 Var
Open SwissStandard
7 players participated in this 7-round tournament, held from 01 Apr 2026 to 05 Apr 2026 in QRO, Queretaro, Mexico. Top 10 Elo average was 0, and top seed was Alan Francisco Dominguez Sanchez (🇲🇽 MEX, 1530).
Eithan Saul Sevilla Ramirez (🇲🇽 MEX, 0) won with 5.0/7.
Location
🇲🇽QRO, Queretaro, Mexico
Dates
01 Apr 2026 → 05 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Avg top 10
0
Participants
7
Federations · 1 represented
🇲🇽Mexico×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R7; 3 players tied at 5.0/7, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.
Co-leaders
20
10
5
2
1
4
2
R7 · TIEBREAK CLUSTER
3 players finish on 5.0/7. Sevilla Ramirez takes the title on Buchholz Cut1 (13.5).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
FIDE 550000829 lost to Eithan Saul Sevilla Ramirez (Black).
WIN STREAKS · 3 top finishers
FIDE 550000829 3 wins (R1–R3)Eithan Saul Sevilla Ramirez 5 wins (R1–R5)FIDE 550009419 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FIDE 550000829 | * | 0 | — | — |
| 2Eithan Saul Sevilla Ramirez | 1 | * | 1 | — |
| 3FIDE 550009419 | — | 0 | * | — |
| 4FIDE 550000942 | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Sevilla Ramirez, Eithan Saul | 0 | MEX | +?N | +?B | +6N | +2B | +3N | −?B | −?N | 5.0 | 13.5 | 13.5 | 13.50 | 730 | 0.0 |
| 2 | FIDE 550000829 | 0 | — | +?B | +?N | +?B | −1N | −?B | +7N | +?B | 5.0 | 8.0 | 8.0 | 3.00 | 1550 | 0.0 |
| 3 | FIDE 550009419 | 0 | — | +?B | +?N | +?N | +?B | −1B | +?N | −?N | 5.0 | 5.0 | 5.0 | 0.00 | 730 | 0.0 |
| 4 | FIDE 550000942 | 0 | — | +?B | −?N | −?B | +?N | +?B | −?N | +7B | 4.0 | 3.0 | 3.0 | 3.00 | 730 | 0.0 |
| 5 | FIDE 550006592 | 0 | — | −?B | +?N | +?B | +?N | −?B | +?N | F | 4.0 | 0.0 | 0.0 | 0.00 | 730 | 0.0 |
| 6 | FIDE 29656893 | 0 | — | +?B | +?N | −1B | −?N | −?B | +?N | =?B | 3.5 | 5.0 | 5.0 | 0.00 | 730 | 0.0 |
| 7 | FIDE 550006991 | 0 | — | −?B | +?N | +?B | −?N | +?N | −2B | −4N | 3.0 | 9.0 | 9.0 | 0.00 | 730 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Sevilla Ramirez, Eithan SaulMEX0.05.0 pts · #5
- 2FIDE 5500008290.05.0 pts · #1
- 3FIDE 296568930.03.5 pts · #4
Top rating losers
- 1Sevilla Ramirez, Eithan SaulMEX0.05.0 pts · #5
- 2FIDE 5500008290.05.0 pts · #1
- 3FIDE 296568930.03.5 pts · #4