Maciel Martinez, Miguel Ivan
Current rating: 1448
Record: 6-9-1
| Grand Prix Mexico City 2016 (OGW limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 196 | Sanabio, Sergio (1616) | Lost 1-2 | -161485 |
| 2sealed | 293 | Aguilar Cruz, Luis Alberto (1431) | Lost 0-2 | -191466 |
| 3sealed | 323 | Campos Velazquez, Diego Omar (1463) | Lost 0-2 | -181448 |
| 4sealed | 369 | Vazquez, ivan (1446) | Won 2-1 | +181466 |
| 5sealed | 322 | Santiago Torres, Dorian Armando (1499) | Won 2-0 | +191485 |
| 6sealed | 260 | Aguilar Garcia, Raul Eloy (1450) | Lost 1-2 | -191466 |
| 7sealed | 303 | Martinez Prieto, Eduardo Gerardo (1458) | Lost 0-2 | -181448 |
| average opponent: 1480record: 2-5 | new rating: 1448 | |||
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Martinez Corona, Aldo Esai (1570) | Lost 0-2 | -171483 |
| 2sealed | 159 | Rojas, Jose (1481) | Draw 1-1 | 01483 |
| 3sealed | 250 | Alcocer Gonzales, Ricardo (1478) | Won 2-1 | +181501 |
| 4sealed | 188 | Gutierrez Flores, Guillermo Lehi (1501) | Won 2-0 | +181519 |
| 5sealed | 133 | Salas, Karlo (1553) | Lost 0-2 | -171502 |
| 6sealed | 178 | Ponce Villarreal, Alejandro (1468) | Won 2-0 | +171519 |
| 7sealed | 129 | Orozco, Daniel (1523) | Lost 0-2 | -181501 |
| 8sealed | 146 | Lino, Samuel (1501) | Lost 0-2 | -181483 |
| 9sealed | 136 | Lin, Ismael (1481) | Won 2-1 | +181501 |
| average opponent: 1506record: 4-4-1 | new rating: 1501 | |||