Isidro-Cloudas, Siegfried
Current rating: 1432
Record: 1-5
| Grand Prix Montreal 2019 (ELD limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 388 | Little, Adrian (1654) | Lost 0-2 | -141450 |
| 2sealed | 408 | Cortese, Giuseppe (1464) | Lost 0-2 | -181432 |
| average opponent: 1559record: 0-2 | new rating: 1432 | |||
| Grand Prix Niagara Falls 2019 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 239 | Warren, Joshua (1525) | Lost 1-2 | -181482 |
| 2legacy | 295 | Zevallos, Sebastian (1482) | Lost 1-2 | -181464 |
| 3legacy | 465 | Harwood, David (1468) | Won 2-1 | +191483 |
| 4legacy | 393 | Herber, Caleb (1479) | Lost 1-2 | -191464 |
| average opponent: 1488record: 1-3 | new rating: 1464 | |||