Villagomez Mendoza, Roberto
Current rating: 1395
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1385 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 248 | Hunt, Megan (1464) | Lost 0-2 | -171368 |
| 2sealed | 273 | Woodling, Benjamin (1481) | Won 2-0 | +201388 |
| 3sealed | 316 | Means, Brian (1388) | Lost 0-2 | -181370 |
| 4sealed | 291 | Kerman, Adam (1481) | Won 2-1 | +201390 |
| 5sealed | 301 | Andrew, Ian (1612) | Won 2-0 | +221412 |
| 6sealed | 184 | Pai, Ryan (1423) | Lost 0-2 | -171395 |
| top | average opponent: 1475record: 3-3 | new rating: 1395 | ||
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 241 | Guiden, Micah (1500) | Won 2-1 | +201432 |
| 2modern | 152 | Kaake, Marc (1519) | Lost 1-2 | -161416 |
| 3modern | 396 | Green, Tyler (1460) | Lost 1-2 | -181398 |
| 4modern | 587 | Kimble, Jonathan (1482) | Lost 1-2 | -161382 |
| 5modern | 616 | McGarry, Quinn (1462) | Won 2-0 | +191401 |
| 6modern | 432 | Megee, Dj (1489) | Lost 0-2 | -161385 |
| top | average opponent: 1485record: 2-4 | new rating: 1385 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 268 | McCash, Jared (1500) | Lost 0-2 | -181482 |
| 2modern | 564 | LeFever-Vargas, Michael (1506) | Won 2-1 | +181500 |
| 3modern | 743 | Pizzo, Joseph (1501) | Won 2-0 | +181518 |
| 4modern | 597 | Nguyen, Minh (1668) | Lost 0-2 | -151503 |
| 5modern | 495 | Acosta, Miguel (1500) | Lost 0-2 | -181485 |
| 6modern | 663 | Perusich, Alisha (1484) | Lost 0-2 | -181467 |
| 7modern | 716 | Welshons, Weston (1427) | Lost 0-2 | -191448 |
| 8modern | 653 | Hamrick, Wesley (1450) | Lost 0-2 | -181430 |
| 9modern | 557 | Fudge, Taylor (1427) | Lost 1-2 | -181412 |
| top | average opponent: 1496record: 2-7 | new rating: 1412 | ||