Johnson, Harlan
Current rating: 1431
Record: 3-8
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 50 | Calabrese, Jared (1836) | Won 0-0 | +251472 |
| 4standard | 26 | Bradshaw, Phoenix (1702) | Lost 1-2 | -141458 |
| 5standard | 113 | Goslar, Matthew (1662) | Lost 1-2 | -141444 |
| 6standard | 144 | Young, Brennan (1554) | Won 2-1 | +201464 |
| 7standard | 51 | Santana, Justin (1544) | Lost 1-2 | -171447 |
| 8standard | 111 | Mayer, Alexander (1559) | Lost 0-2 | -161431 |
| average opponent: 1643record: 2-4 | new rating: 1431 | |||
| Grand Prix Columbus 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 118 | Kapellen, Anthony (1544) | Lost 0-2 | -171483 |
| 2modern | 222 | Marks, Jacob (1428) | Lost 0-2 | -191464 |
| 3modern | 296 | Bircher, Marshall (1463) | Won 2-0 | +181482 |
| 4modern | 284 | Croft, Kyle (1571) | Lost 0-2 | -171465 |
| 5modern | 252 | Webb, Lucas (1467) | Lost 0-2 | -181447 |
| average opponent: 1495record: 1-4 | new rating: 1447 | |||