Guzman Esparragoza, Edwin Jonathan
Current rating: 1390
Record: 3-10-1
| Grand Prix Mexico City 2015 (FRF limited) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 108 | Mendoza Tagle, Hiram Hel (1398) | Lost 0-2 | -191391 |
| 4sealed | 88 | Baba, Tadashi (1685) | Lost 0-2 | -121379 |
| 5sealed | 196 | Luna Ibarra, Adrian (1575) | Lost 1-2 | -151364 |
| 6sealed | 198 | Valdez Chavarria, Isaac (1485) | Won 2-1 | +201384 |
| 7sealed | 174 | Diaz, Mario M (1484) | Lost 1-2 | -161368 |
| 8sealed | 149 | Garcia Perez, Jesus Arturo (1483) | Won 2-0 | +201388 |
| 9sealed | 113 | frias, victor F (1498) | Draw 1-1 | +21390 |
| average opponent: 1515record: 2-4-1 | new rating: 1390 | |||
| Grand Prix Mexico City 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 166 | Woloshyn, Derek (1500) | Lost 1-2 | -181482 |
| 2sealed | 192 | Guzman Mosqueda, Enrique Manuel (1482) | Lost 0-2 | -181464 |
| 3sealed | 300 | Zepeda Mendez, Carlos Alberto (1418) | Lost 1-2 | -191445 |
| 4sealed | 313 | Lopez Alcocer, Guiller (1448) | Lost 1-2 | -181427 |
| 5sealed | 315 | Zavala Perez, Daniel (1427) | Lost 1-2 | -181409 |
| 6sealed | 297 | Revoreda, Eugenia (1408) | Lost 1-2 | -181391 |
| 8sealed | 217 | Rojo, Cesar (1411) | Won 2-0 | +191410 |
| average opponent: 1442record: 1-6 | new rating: 1410 | |||