Islas, Leonard
Current rating: 1429
Record: 5-11-1
| Regional Championships Dallas 2023 (pioneer) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 527 | Vorel, Andrew (1840) | Won 2-1 | +261435 |
| 2pioneer | 206 | McMillan, Jackson (1476) | Won 2-1 | +191454 |
| 3pioneer | 133 | Masumoto, Ken (1612) | Won 2-0 | +201474 |
| 4pioneer | 45 | Tatian, John (1808) | Won 2-1 | +241498 |
| 5pioneer | 23 | Kudva, Vikram (1783) | Lost 1-2 | -131485 |
| 6pioneer | 28 | Komor, Russell (1780) | Lost 1-2 | -121473 |
| 7pioneer | 93 | Haker, Steven (1708) | Lost 0-2 | -141459 |
| 8pioneer | 213 | Dunham, David (1715) | Lost 0-2 | -141445 |
| 9pioneer | 234 | Yula, John (1508) | Lost 0-2 | -161429 |
| average opponent: 1692record: 4-5 | new rating: 1429 | |||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 777 | Kutsunis, joe (1500) | Lost 1-2 | -181482 |
| 2standard | 841 | Shore, Trenton (1488) | Lost 0-2 | -181464 |
| 3standard | 940 | Frumkin, Aric (1464) | Lost 1-2 | -181446 |
| 4standard | 712 | Pitts, Christina (1446) | Lost 1-2 | -181428 |
| 5standard | 945 | Olivaes, David (1428) | Won 2-1 | +181446 |
| 6standard | 514 | Alejos, Miguel (1448) | Lost 0-2 | -181428 |
| 7standard | 789 | Starrs, Sean (1374) | Draw 1-1 | -11427 |
| 8standard | 720 | Peterson, August (1444) | Lost 0-2 | -181409 |
| average opponent: 1449record: 1-6-1 | new rating: 1409 | |||