Cronin, Jonathan
Current rating: 1592
Record: 19-13-3
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1595 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 649 | Leonardi, Matthew (1500) | Won 2-0 | +171612 |
| 2modern | 460 | Schaden, Jesse (1536) | Lost 0-2 | -201592 |
| top | average opponent: 1518record: 1-1 | new rating: 1592 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1549 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 259 | Shaffer, Jonathan (1500) | Lost 1-2 | -191530 |
| 2modern | 515 | Lewis, David (1528) | Won 2-1 | +181548 |
| 3modern | 486 | Shackelfurd, Preston (1501) | Won 2-0 | +171565 |
| 4modern | 452 | Ferlazzo, Nick (1540) | Won 2-0 | +181583 |
| 5modern | 353 | Law, Jonathan M (1542) | Lost 1-2 | -191564 |
| 6modern | 443 | Regev, Yuval (1519) | Won 2-1 | +171581 |
| 7modern | 381 | Chastine, Kevin (1441) | Won 2-0 | +161597 |
| 8modern | 305 | Savarin, Billy (1624) | Won 2-0 | +181615 |
| 9modern | 282 | Cheseldine, Robert (1499) | Lost 0-2 | -201595 |
| top | average opponent: 1522record: 6-3 | new rating: 1595 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 353 | Deluna, Joseph (1517) | Won 2-1 | +181569 |
| 2standard | 76 | Schmidt, Katherine (1518) | Won 2-0 | +171586 |
| 3standard | 82 | Mercado, Stephen (1500) | Won 2-0 | +161602 |
| 4standard | 3 | Beaufils, Lloyd (1520) | Lost 1-2 | -191583 |
| 5standard | 254 | Fields, Frank (1515) | Lost 1-2 | -201563 |
| 6standard | 253 | Friedman, Ben (1777) | Lost 0-2 | -141549 |
| top | average opponent: 1558record: 3-3 | new rating: 1549 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 423 | Eggert, Robert (1487) | Won 2-1 | +171553 |
| 2modern | 233 | Miller, Dylan (1666) | Lost 1-2 | -151538 |
| 3modern | 477 | Kuehl, Darryl (1463) | Won 2-1 | +161554 |
| 4modern | 265 | Peloquin, Josh (1519) | Won 2-0 | +181572 |
| 5modern | 260 | Osyda, Eric (1517) | Lost 0-2 | -191553 |
| 6modern | 354 | Ngo, Andrew (1480) | Draw 1-1 | -21551 |
| top | average opponent: 1522record: 3-2-1 | new rating: 1551 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 52 | Solano Rodriguez, Alejandro (1500) | Draw 1-1 | -11568 |
| 5standard | 87 | Wade, Nathan (1545) | Lost 1-2 | -181550 |
| 6standard | 179 | Eason, Brian (1815) | Lost 0-2 | -141536 |
| top | average opponent: 1620record: 0-2-1 | new rating: 1536 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 145 | Calkins, Jared (1500) | Won 2-1 | +181518 |
| 2standard | 136 | Hernandez, Victor [USA] (1482) | Lost 0-2 | -191499 |
| 3standard | 266 | Heckel, Ronald (1470) | Won 2-0 | +181517 |
| 4standard | 163 | Smith, Michael J (1516) | Lost 1-2 | -181499 |
| 5standard | 357 | Caudill, James (1499) | Draw 1-1 | 01499 |
| 6standard | 296 | Mayor, Richard (1522) | Won 2-1 | +181517 |
| 7standard | 221 | Gilleland, Ryan (1469) | Won 2-1 | +171534 |
| 8standard | 155 | Rosario Lamourt, Victor J (1544) | Won 2-1 | +191553 |
| 9standard | 110 | Sprick, Ryan (1489) | Won 2-0 | +161569 |
| top | average opponent: 1499record: 6-2-1 | new rating: 1569 | ||