Jones, Greg S
Current rating: 1467
Record: 20-22
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 199 | Lolos, Arthur (1595) | Lost 1-2 | -181545 |
| 4legacy | 534 | Blechman, Phil (1513) | Won 2-0 | +181563 |
| 5legacy | 338 | ROACHE, KRISTOPHER (1537) | Lost 1-2 | -191544 |
| 6legacy | 329 | Cogliati, Chris (1518) | Lost 0-2 | -181526 |
| 7legacy | 460 | Polca, Shawn (1363) | Lost 0-2 | -211505 |
| 8legacy | 426 | Staffieri, Andrew (1416) | Lost 1-2 | -201485 |
| 9legacy | 363 | Nedzweckas, Adam (1462) | Lost 0-2 | -181467 |
| top | average opponent: 1486record: 1-6 | new rating: 1467 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 135 | Ballard, Jessie (1518) | Won 2-0 | +171575 |
| 3standard | 25 | Fortner, Phillip (1656) | Won 2-1 | +201595 |
| 4standard | 168 | Ganz, Andreas (1758) | Won 2-0 | +211616 |
| 5standard | 58 | Anders, Christopher (1519) | Lost 1-2 | -201596 |
| 6standard | 126 | Gamarra, Efrain (1552) | Lost 0-2 | -191577 |
| 7standard | 258 | Holiday, Nathan (1813) | Lost 0-2 | -141563 |
| 8standard | 206 | Hitz, Michael (1600) | Won 2-0 | +191582 |
| 9standard | 193 | Woodbury, Michael (1526) | Lost 1-2 | -191563 |
| top | average opponent: 1618record: 4-4 | new rating: 1563 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 242 | Kervin, Ryan (1499) | Lost 1-2 | -181518 |
| 2sealed | 397 | Pegram, Adam (1482) | Won 2-0 | +171535 |
| 3sealed | 232 | White, Harold (1656) | Won 2-0 | +201555 |
| 4sealed | 354 | Ostrander, Jonathan (1518) | Lost 1-2 | -181537 |
| 5sealed | 378 | Vandiver, Derek (1485) | Won 2-1 | +171554 |
| 6sealed | 322 | Himes, Josef (1519) | Won 2-0 | +171571 |
| 7sealed | 150 | Jacob, Michael (1843) | Lost 1-2 | -131558 |
| top | average opponent: 1572record: 4-3 | new rating: 1558 | ||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 246 | Roefs, Anthony (1500) | Won 2-0 | +181506 |
| 2standard | 299 | Orlikoff, Russell (1380) | Lost 0-2 | -201486 |
| 3standard | 332 | Jenkins, Joe (1487) | Won 1-0 | +181504 |
| 4standard | 415 | Burr, Mike (1545) | Lost 0-2 | -181486 |
| 5standard | 471 | Fong, Eric (1438) | Won 2-0 | +181504 |
| 6standard | 328 | Clarke, Raymond (1521) | Won 2-1 | +181522 |
| 7standard | 240 | Jancuk, Joe (1474) | Won 2-1 | +171539 |
| 8standard | 222 | Howard, Duncan (1447) | Lost 0-2 | -201519 |
| 9standard | 225 | Stein, Abraham (1466) | Won 2-1 | +171536 |
| top | average opponent: 1473record: 6-3 | new rating: 1536 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 14 | Allen, Crispin (1585) | Won 2-0 | +191520 |
| 4legacy | 26 | Jones, Eric (1662) | Lost 0-2 | -151505 |
| 5legacy | 211 | Jordan, Dylan (1534) | Lost 1-2 | -171488 |
| 6legacy | 267 | Wingo, Donald (1519) | Won 2-1 | +181506 |
| 7legacy | 204 | Leigh, Joe (1428) | Won 2-0 | +171523 |
| 8legacy | 90 | Simpson, Nate (1605) | Lost 1-2 | -171506 |
| 9legacy | 195 | Mulligan, Brian (1484) | Lost 1-2 | -181488 |
| top | average opponent: 1545record: 3-4 | new rating: 1488 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 240 | Cuellar, Dorian (1564) | Lost 0-2 | -171483 |
| 3standard | 285 | Brewster, Megan (1433) | Won 2-1 | +171500 |
| 4standard | 242 | Starbuck, Jason (1518) | Won 2-1 | +191519 |
| 5standard | 201 | Staley, Adam G (1535) | Lost 1-2 | -181501 |
| top | average opponent: 1513record: 2-2 | new rating: 1501 | ||