Froehlich, Charles
Current rating: 1471
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Keller, Michael (1500) | Lost 0-2 | -181486 |
| 2sealed | 202 | Nertman, Bod (1482) | Won 2-1 | +181504 |
| 3sealed | 127 | Costigan, Jill (1487) | Lost 1-2 | -191485 |
| 4sealed | 197 | Dunham, Kory (1664) | Lost 1-2 | -151470 |
| 5sealed | 201 | Bates, Steven (1465) | Won 2-0 | +181488 |
| 6sealed | 142 | Lovelett, Shawn (1515) | Lost 0-2 | -171471 |
| top | average opponent: 1519record: 2-4 | new rating: 1471 | ||
| Grand Prix Tampa Bay 2002 (TOR limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Levy, Adam (1483) | Lost 1-2 | -181465 |
| 2sealed | 94 | Brunk, Chris (1483) | Lost 0-1 | -171448 |
| 3sealed | 142 | Moore, Robert (1396) | Won 2-0 | +171465 |
| 4sealed | 159 | Sellers, David (1451) | Lost 1-2 | -191446 |
| 5sealed | 142 | Molesch, Max (1468) | Won 2-0 | +191465 |
| 6sealed | 112 | Stefanovic, Lou (1499) | Won 2-1 | +181483 |
| 7sealed | 88 | Miller, Stephen (1604) | Won 2-1 | +211504 |
| top | average opponent: 1483record: 4-3 | new rating: 1504 | ||
| Grand Prix Atlanta 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 77 | Goodman, Jeremy A (1500) | Won 2-1 | +181518 |
| 2sealed | 37 | Dunning, Laurie (1483) | Lost 0-2 | -191499 |
| 3sealed | 74 | Al-Doory, Aziz (1524) | Won 2-0 | +191518 |
| 4sealed | 103 | Long, Mike 2 (1606) | Lost 0-2 | -171501 |
| 5sealed | 124 | Eden, Kyle (1499) | Lost 1-2 | -181483 |
| top | average opponent: 1522record: 2-3 | new rating: 1483 | ||