Seraballs, Ruben
Current rating: 1481
Record: 3-4-1
| Grand Prix Richmond 2019 (ELD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 64 | Rose, Matthew (1500) | Draw 1-1 | 01500 |
| 2standard | 102 | Robertson, Patrick [USA] (1500) | Lost 0-2 | -181482 |
| 3standard | 249 | Youngblood-Petersen, Campbell (1835) | Lost 0-2 | -121470 |
| 4standard | 266 | Castellan, Christopher (1469) | Won 2-0 | +181488 |
| 5standard | 233 | Thayer, Nathan (1496) | Won 2-0 | +181506 |
| 6standard | 184 | Mobry, Kyle (1400) | Lost 1-2 | -201486 |
| 7standard | 167 | Black, Robert 140 (1482) | Lost 1-2 | -181468 |
| 8standard | 150 | Kosmowski, Christopher (1189) | Won 2-1 | +131481 |
| average opponent: 1484record: 3-4-1 | new rating: 1481 | |||