Dronfield, Stephen
Current rating: 1601
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 149 | Costanzo, Ryan (1482) | Won 2-1 | +171604 |
| 2sealed | 266 | Tolpingrud, Nils (1716) | Won 2-1 | +201624 |
| 3sealed | 254 | Voellmer, Andy (1662) | Won 2-1 | +181642 |
| 4sealed | 133 | Sutliff, Casey (1720) | Lost 0-2 | -161626 |
| 5sealed | 156 | Rutkowski, Alexander (1470) | Won 2-1 | +151641 |
| 6sealed | 118 | Butterfield, Nathaniel (1522) | Lost 1-2 | -201621 |
| 7sealed | 239 | Upton, James (1537) | Lost 0-2 | -201601 |
| top | average opponent: 1587record: 4-3 | new rating: 1601 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1436 | LaFlamme, Michael (1500) | Lost 1-2 | -191578 |
| 2modern | 1484 | Henry, Clayton (1460) | Lost 0-2 | -211557 |
| 3modern | 1645 | Howard, Donovan (1464) | Won 2-1 | +171574 |
| 4modern | 1444 | Callahan, Kipp (1499) | Won 2-0 | +161590 |
| 5modern | 1325 | Gottschlich, Avram (1518) | Won 2-0 | +171607 |
| 6modern | 1369 | Edmonds, Jojo (1516) | Lost 1-2 | -201587 |
| top | average opponent: 1493record: 3-3 | new rating: 1587 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 182 | Powell, Ben (1494) | Won 2-0 | +181518 |
| 2legacy | 182 | Vergo, Eric (1618) | Won 2-1 | +201538 |
| 3legacy | 189 | Martinez, Mario E (1500) | Won 2-1 | +171555 |
| 4legacy | 554 | Guardiano, Patrick (1696) | Lost 0-2 | -151540 |
| 5legacy | 362 | Dubois, Joe (1587) | Won 2-1 | +181558 |
| 6legacy | 134 | Pratt, Taylor (1585) | Won 2-0 | +191577 |
| 7legacy | 153 | Tran, Anhai (1556) | Won 2-0 | +181595 |
| 8legacy | 47 | Lee, Chris (1563) | Won 2-1 | +171612 |
| 9legacy | 29 | Terra, Hugo (1724) | Lost 0-2 | -161596 |
| 10legacy | 92 | Coleman, Allison (1670) | Won 2-0 | +191615 |
| 11legacy | 63 | Ketel, Ben (1592) | Lost 1-2 | -181597 |
| 12legacy | 52 | Hammal, Rawi (1606) | Lost 0-2 | -181579 |
| 13legacy | 89 | Cowley, Bruce (1610) | Won 2-1 | +191598 |
| 14legacy | 77 | Dicker, Elliott (1546) | Won 2-0 | +171615 |
| 15legacy | 53 | Bransfield, Justin (1651) | Lost 0-2 | -181597 |
| top | average opponent: 1600record: 10-5 | new rating: 1597 | ||