Porges, Charles
Current rating: 1731 (#4764)
Record: 27-17-1
| Grand Prix Atlanta 2019 (legacy) | starting rating: 1640 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 240 | Dixon, Paul (1473) | Won 2-1 | +151655 |
| 2legacy | 169 | Aguirre, Andres (1531) | Won 2-0 | +161671 |
| 3legacy | 196 | Horn, Michael (1595) | Won 2-1 | +171688 |
| 4legacy | 71 | Coleman, Victorious (1540) | Won 2-1 | +151703 |
| 5legacy | 7 | Das, Anuraag (2080) | Lost 0-2 | -121691 |
| 6legacy | 117 | Murray, Nathan (1509) | Won 2-1 | +151706 |
| 7legacy | 21 | Raval, Mahendra (1867) | Won 2-1 | +211727 |
| 8legacy | 28 | Tong, Paul (1663) | Won 2-0 | +171744 |
| 9legacy | 5 | Smith, Ashford (1688) | Lost 1-2 | -191725 |
| 10legacy | 39 | Bosserman, Alexander (1758) | Won 2-1 | +191744 |
| 11legacy | 26 | Jao, Jeff (1938) | Lost 0-2 | -151729 |
| 12legacy | 40 | Bernal, Joseph (1888) | Won 2-1 | +211750 |
| 13legacy | 23 | Hadley, Miquez (1829) | Lost 0-2 | -171733 |
| 14legacy | 47 | Crawley, Jeremy (1599) | Won 2-0 | +161749 |
| 15legacy | 36 | Caporale, Trey (1736) | Lost 1-2 | -181731 |
| top | average opponent: 1713record: 10-5 | new rating: 1731 | ||
| Grand Prix Atlanta 2018 (modern) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 304 | Griffey, Robert (1500) | Won 2-0 | +161610 |
| 2modern | 287 | Pearl, Joshua (1518) | Won 2-0 | +161626 |
| 3modern | 333 | Price, David 3513 (1539) | Won 2-1 | +171643 |
| 4modern | 169 | Lantto, Magnus (2093) | Won 2-0 | +251668 |
| 5modern | 79 | Bryant, Jason (1552) | Won 2-0 | +161684 |
| 6modern | 33 | Parson, Ken (1317) | Lost 1-2 | -241660 |
| 7modern | 116 | Skerritt, Marc (1478) | Draw 1-1 | -31657 |
| 8modern | 87 | Mullen, Collins (1741) | Lost 1-2 | -171640 |
| top | average opponent: 1592record: 5-2-1 | new rating: 1640 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 311 | Jones, Oscar (1840) | Lost 0-2 | -141618 |
| 2modern | 463 | Porter, Nicholas (1482) | Lost 0-2 | -211597 |
| 3modern | 566 | Arnoldy, Mathew (1464) | Won 2-1 | +161613 |
| 4modern | 475 | Robles, Jesse (1561) | Lost 0-2 | -191594 |
| top | average opponent: 1587record: 1-3 | new rating: 1594 | ||
| Grand Prix Memphis 2018 (RIX standard) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 129 | Ames, Nicholas (1500) | Won 2-1 | +181476 |
| 2standard | 146 | Cook, Ethan (1518) | Won 2-0 | +191495 |
| 3standard | 54 | Sim, Brandon (1535) | Won 2-1 | +191514 |
| 4standard | 69 | Maney, Tom (1601) | Won 2-1 | +201534 |
| 5standard | 4 | Kissick, Kevin (1575) | Won 2-1 | +181552 |
| 6standard | 16 | Tumavitch, Matt (1975) | Won 2-1 | +261578 |
| 7standard | 2 | Rubin, Steve (2080) | Won 2-1 | +261604 |
| 8standard | 1 | Schroeder, Tyler (1896) | Won 2-1 | +231627 |
| 9standard | 4 | Cochran, Hunter (1882) | Lost 1-2 | -131614 |
| 10standard | 16 | Tenjum, Andrew (1892) | Lost 1-2 | -131601 |
| 11standard | 26 | Davidson, Brent (1443) | Won 2-1 | +151616 |
| 12standard | 20 | Keithline, Brendan (1705) | Won 2-0 | +191635 |
| 13standard | 11 | Goodwin, Luke (1906) | Lost 0-2 | -131622 |
| 14standard | 31 | Saporito, Thiago (2073) | Won 2-1 | +261648 |
| 15standard | 10 | Yoshino, Kohei (1751) | Lost 0-2 | -161632 |
| top | average opponent: 1755record: 11-4 | new rating: 1632 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 250 | DeMars, Brian (1875) | Lost 0-2 | -111489 |
| 4modern | 767 | Ferguson, Andy (1824) | Lost 1-2 | -131476 |
| 5modern | 611 | Brown, Julius (1437) | Lost 0-2 | -181458 |
| top | average opponent: 1712record: 0-3 | new rating: 1458 | ||