Poo, Sergio
Current rating: 1486
Record: 6-7
| Grand Prix Guadalajara 2013 (DGM standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 88 | Cardenas Ferreyro, Julio (1500) | Won 2-0 | +181501 |
| 2standard | 71 | Nunez Moreno, Gustavo (1680) | Lost 0-2 | -151486 |
| 3standard | 59 | Gonzalez, Rodolfo (1500) | Won 2-1 | +181504 |
| 4standard | 109 | gonzalez ortiz, julio (1453) | Won 2-0 | +171521 |
| 5standard | 88 | Rico Sanchez, Jesus Adolfo (1488) | Lost 0-2 | -181503 |
| 6standard | 102 | Alcudia Mendoza, Jorge Luis (1502) | Won 2-1 | +181521 |
| 7standard | 67 | Enriquez Mayoral, Jesus Edgar (1549) | Lost 0-2 | -181503 |
| 8standard | 108 | Huerta, Jesus (1519) | Lost 0-2 | -171486 |
| average opponent: 1524record: 4-4 | new rating: 1486 | |||
| Grand Prix Mexico City 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 43 | Gallegos Baeza, Daniel (1518) | Won 2-0 | +181518 |
| 3sealed | 70 | Borges, Bruno (1501) | Won 2-1 | +181536 |
| 4sealed | 42 | jimenez, ignacio g (1554) | Lost 0-2 | -181518 |
| 5sealed | 114 | Romero, Marcos (1535) | Lost 0-2 | -171501 |
| 6sealed | 139 | Escamilla Dominguez, Andrei Vladimir (1499) | Lost 0-2 | -181483 |
| average opponent: 1521record: 2-3 | new rating: 1483 | |||