Zafiropoulos, Alexander
Current rating: 1526
Record: 19-18
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 138 | Torgeson, Robert (1533) | Won 2-1 | +191535 |
| 2pioneer | 9 | Kinney, Ryan (1719) | Lost 1-2 | -151520 |
| 3pioneer | 259 | Mangham, Doug (1547) | Won 2-0 | +181538 |
| 4pioneer | 239 | Jacob, Conor (1753) | Won 2-1 | +221560 |
| 5pioneer | 99 | Beers, Shane (1486) | Lost 0-2 | -191541 |
| 6pioneer | 262 | Mata, Andrew (1683) | Lost 0-2 | -151526 |
| top | average opponent: 1620record: 3-3 | new rating: 1526 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 541 | Sorensen, Matt (1508) | Lost 1-2 | -191555 |
| 2modern | 1002 | Sonnemaker, Andrew (1644) | Won 2-1 | +191574 |
| 3modern | 883 | Harper, Travis (1585) | Lost 0-2 | -181556 |
| 4modern | 1263 | Perales, Nicholas (1404) | Lost 0-2 | -201536 |
| 5modern | 1217 | Tang, Edmund (1463) | Lost 1-2 | -201516 |
| top | average opponent: 1521record: 1-4 | new rating: 1516 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 555 | Hollis, Adam (1500) | Won 2-1 | +171614 |
| 2sealed | 119 | Herbert, Timothy (1517) | Lost 1-2 | -201594 |
| 3sealed | 674 | Li, Haoze (1480) | Lost 1-2 | -201574 |
| top | average opponent: 1499record: 1-2 | new rating: 1574 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 305 | Ellingsen, Mats (1797) | Won 2-1 | +211628 |
| 2legacy | 278 | Peek, Thomas (1604) | Lost 1-2 | -181610 |
| 3legacy | 994 | Anker-Nilssen, Rasmus (1503) | Won 2-0 | +161626 |
| 4legacy | 699 | Doran, Joshua (1429) | Lost 1-2 | -221604 |
| 5legacy | 893 | Linne, Mason (1724) | Lost 0-2 | -161588 |
| 6legacy | 881 | Murcia Carrillo, Edna Lorena (1411) | Won 2-1 | +151603 |
| 7legacy | 712 | Smith, Jared (1389) | Won 2-1 | +141617 |
| 8legacy | 505 | Robinson III, Benjamin (1522) | Lost 0-2 | -201597 |
| top | average opponent: 1547record: 4-4 | new rating: 1597 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 328 | Barnett, Walker (1500) | Won 2-1 | +181518 |
| 2modern | 474 | Rocha, Juan-Manuel (1382) | Won 2-0 | +161534 |
| 3modern | 386 | Gallegos, Kelsey (1479) | Won 2-1 | +171551 |
| 4modern | 120 | Tao, Jiachen (2128) | Lost 1-2 | -91542 |
| 5modern | 241 | Zelick, Aaron (1493) | Lost 1-2 | -191523 |
| 6modern | 493 | Knorr, Jackson (1601) | Won 2-1 | +201543 |
| 7modern | 288 | Gilbert, Samuel (1550) | Won 2-0 | +181561 |
| 8modern | 152 | Nonaka, Keenan (1615) | Won 2-1 | +191580 |
| 9modern | 169 | Koo, Eugene (1702) | Lost 1-2 | -161564 |
| 10modern | 244 | Horspool, Tyler (1756) | Lost 1-2 | -151549 |
| 11modern | 252 | Riley, Jacob (1495) | Won 2-1 | +171566 |
| 12modern | 213 | Berni, Roberto (1728) | Won 2-0 | +211587 |
| 13modern | 195 | [anonymous] | Lost 1-2 | -191568 |
| 14modern | 172 | Conn, Alexander (1740) | Won 2-0 | +211589 |
| 15modern | 163 | [anonymous] | Won 2-0 | +181607 |
| top | average opponent: 1616record: 10-5 | new rating: 1607 | ||