Piterman, Konstantine
Current rating: 1389
Record: 1-7
| Grand Prix Oakland 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 28 | Rodgers, Kurt (1500) | Lost 0-2 | -181482 |
| 2modern | 438 | Clark, Justin (1466) | Lost 0-2 | -181464 |
| 3modern | 483 | Lee, William7525 (1589) | Lost 0-2 | -161448 |
| 4modern | 528 | Wingard, Nolan (1448) | Lost 0-2 | -181430 |
| 5modern | 480 | Klatt, Todd (1390) | Lost 0-2 | -191411 |
| 6modern | 413 | Graves, Gavin (1275) | Lost 1-2 | -201391 |
| 7modern | 201 | Wendorf, Peyton (1277) | Won 2-0 | +161407 |
| 8modern | 285 | Maneri, Matteo (1408) | Lost 0-2 | -181389 |
| average opponent: 1419record: 1-7 | new rating: 1389 | |||