Sotomayor, Antonio
Current rating: 1445
Record: 5-9-1
| Regional Championships Mexico City 2023 Cycle 4 (pioneer) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 72 | Valladares Rodriguez, Juan Francisco (1500) | Won 2-1 | +191489 |
| 2pioneer | 18 | Flores Calderon, Eduardo (1493) | Won 2-1 | +181507 |
| 3pioneer | 12 | Gamez Martinez, Miguel (1602) | Lost 0-2 | -161491 |
| 4pioneer | 19 | Silva, Dagoberto (1639) | Lost 0-2 | -161475 |
| 5pioneer | 46 | Maya, Victor (1486) | Won 2-0 | +191494 |
| 6pioneer | 31 | partida, sergio (1517) | Lost 0-2 | -181476 |
| 7pioneer | 53 | Hernandez-Santamaria, Victor (1556) | Lost 0-2 | -171459 |
| 8pioneer | 45 | Gonzalez, Miguel (1640) | Lost 0-2 | -141445 |
| average opponent: 1554record: 3-5 | new rating: 1445 | |||
| Regional Championships Mexico City 2023 Cycle 3 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 63 | Moreno Vera, Adolfo (1500) | Lost 0-2 | -181482 |
| 2pioneer | 66 | Zavala, Alvaro (1495) | Won 2-1 | +181500 |
| 3pioneer | 44 | Reyna Valencia, Carlos (1558) | Won 2-0 | +191519 |
| 4pioneer | 29 | Flores Silva, Mario Alejandro (1982) | Draw 1-1 | +81527 |
| 5pioneer | 25 | Rocha, Francisco (1460) | Lost 0-2 | -191508 |
| 6pioneer | 38 | Marquez, Jaime (1508) | Lost 1-2 | -181490 |
| 7pioneer | 49 | Gomez Valverde, Mauricio (1400) | Lost 0-2 | -201470 |
| average opponent: 1558record: 2-4-1 | new rating: 1470 | |||