Ortiz, Michael
Current rating: 1566
Record: 13-10-1
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1589 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 401 | Laquian, Joshua (1501) | Won 2-1 | +171606 |
| 2modern | 317 | Cahalan, Liam (1717) | Lost 0-2 | -161590 |
| 3modern | 687 | Loria, Ariel (1503) | Draw 1-1 | -21588 |
| 4modern | 557 | Hernandez, Jonathan (1504) | Lost 0-2 | -191569 |
| 5modern | 660 | Setzer, Will (1506) | Won 2-0 | +161585 |
| 6modern | 518 | Fjeldsted, Kaitlyn (1473) | Won 2-0 | +161601 |
| 7modern | 374 | Sharpe, Richard (1562) | Lost 0-2 | -181583 |
| 8modern | 348 | Chieng, Lawrence (1671) | Lost 0-2 | -171566 |
| top | average opponent: 1555record: 3-4-1 | new rating: 1566 | ||
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 262 | Guerrero, Eric (1500) | Won 2-1 | +171571 |
| 2modern | 227 | Mera, Giovanni (1669) | Won 2-1 | +201591 |
| 3modern | 135 | Thorne, Ian (1513) | Lost 1-2 | -201571 |
| 4modern | 275 | Rodriguez, Robert (1498) | Lost 1-2 | -191552 |
| 5modern | 437 | Anciaux, Matthew (1518) | Won 2-0 | +171569 |
| 6modern | 276 | Pang, David (1571) | Lost 1-2 | -181551 |
| 7modern | 268 | Remelt, Shane (1707) | Won 2-0 | +211572 |
| 8modern | 237 | Lucas, Garrett (1519) | Won 2-0 | +171589 |
| top | average opponent: 1562record: 5-3 | new rating: 1589 | ||
| Grand Prix Oakland 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 128 | Pfenninger-Lindfors, Ty (1500) | Won 2-1 | +181518 |
| 2modern | 241 | Gimpel, Stephen (1518) | Lost 1-2 | -181500 |
| 3modern | 450 | Ball, Spencer (1517) | Won 2-1 | +181518 |
| 4modern | 147 | Steele, Michael (1437) | Won 2-1 | +171535 |
| 5modern | 217 | Mandelblatt, Zach (1981) | Won 2-0 | +251560 |
| 6modern | 61 | Reasor, Ian (1833) | Lost 1-2 | -131547 |
| 7modern | 163 | Horn, Lee (1709) | Won 2-0 | +211568 |
| 8modern | 143 | Goles, Nicolas (1771) | Lost 0-2 | -141554 |
| top | average opponent: 1658record: 5-3 | new rating: 1554 | ||