Ferguson, Charles
Current rating: 1617
Record: 22-15
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1595 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 1002 | Ketterling, Austin (1535) | Won 2-0 | +161611 |
| 4sealed | 1055 | Feller, Brent (1554) | Won 2-0 | +171628 |
| 5sealed | 1010 | Ballard, Timothy (1570) | Won 2-0 | +171645 |
| 6sealed | 1001 | Lalague, Marc (1854) | Won 2-1 | +221667 |
| 7sealed | 1006 | Hoge, Michael (1646) | Lost 1-2 | -181649 |
| 8sealed | 1010 | Guiang, Mark (1702) | Lost 0-2 | -171632 |
| 9sealed | 1029 | Burkhart, Corey (1805) | Lost 0-2 | -151617 |
| top | average opponent: 1666record: 4-3 | new rating: 1617 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1589 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 126 | Martinez, David R (1422) | Won 2-0 | +151604 |
| 3sealed | 126 | King, Jeremy (1427) | Lost 1-2 | -211583 |
| 4sealed | 126 | Knadler, Johnny (1495) | Won 2-0 | +161599 |
| 5sealed | 408 | Hoffman, Trisha (1378) | Won 2-1 | +141613 |
| 6sealed | 126 | Pilla, Jonathan (1544) | Won 2-0 | +171630 |
| 7sealed | 126 | Dumlao, Gary (1695) | Lost 1-2 | -171613 |
| 8sealed | 157 | Romero, Bill (1587) | Lost 1-2 | -181595 |
| top | average opponent: 1507record: 4-3 | new rating: 1595 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1576 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 169 | Brown, Stephen M (1500) | Lost 1-2 | -191557 |
| 2standard | 308 | Tillotson, Michael (1482) | Won 2-0 | +161573 |
| 3standard | 360 | Powell, Skylar (1501) | Won 2-0 | +171590 |
| 4standard | 322 | Montgomery, Sean (1519) | Won 2-0 | +171607 |
| 5standard | 177 | Payment, Marc r (1503) | Lost 0-2 | -201587 |
| 6standard | 182 | Treviranus, John (1505) | Won 2-0 | +161603 |
| 7standard | 226 | Tsang, Terry (1791) | Lost 0-2 | -141589 |
| top | average opponent: 1543record: 4-3 | new rating: 1589 | ||
| Grand Prix Oakland 2004 (DST limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 71 | Brown, Egan (1500) | Won 2-1 | +171559 |
| 2sealed | 48 | Cade, Chris (1547) | Lost 0-2 | -181541 |
| 3sealed | 104 | Benedetti, Antony (1500) | Won 2-0 | +171558 |
| 4sealed | 76 | marquez, john (1554) | Lost 1-2 | -181540 |
| 5sealed | 107 | Stone, Evan (1500) | Won 2-0 | +181558 |
| 6sealed | 103 | Reese, Dean (1517) | Won 2-0 | +171575 |
| 7sealed | 81 | Parker, Zach (1626) | Won 2-1 | +191594 |
| 8sealed | 41 | Lee, Eu-Ming (1616) | Lost 0-2 | -181576 |
| top | average opponent: 1545record: 5-3 | new rating: 1576 | ||
| Grand Prix Anaheim 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 24 | Spiteri, Nick (1500) | Won 2-0 | +181518 |
| 2extended | 2 | Servantes, Lucas (1519) | Lost 1-2 | -181500 |
| 3extended | 57 | Geiger, Will (1496) | Won 2-0 | +181518 |
| 4extended | 71 | Gabber, James (1521) | Won 2-0 | +181536 |
| 5extended | 49 | Holden, Eric (1535) | Lost 0-2 | -181518 |
| 6extended | 65 | Carter, Tom (1536) | Won 2-0 | +181536 |
| 7extended | 35 | Tamblyn, Alex (1537) | Won 2-0 | +181554 |
| 8extended | 24 | Shvartsman, Alex (1888) | Lost 0-2 | -121542 |
| top | average opponent: 1567record: 5-3 | new rating: 1542 | ||