Chin, Joshua
Current rating: 1430
Record: 3-7-1
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Kato, Masaki (1545) | Won 2-1 | +191482 |
| 2sealed | 4 | Incani, Ben (1449) | Lost 0-2 | -191463 |
| 3sealed | 299 | Low, Jia Yan Matthew (1493) | Lost 0-2 | -171446 |
| 4sealed | 274 | Chan, Steven (1533) | Lost 0-2 | -161430 |
| average opponent: 1505record: 1-3 | new rating: 1430 | |||
| Grand Prix Brisbane 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 232 | Suurland, Lex (1485) | Won 2-0 | +181518 |
| 2modern | 14 | Hughes, Patrick (1586) | Lost 0-2 | -171501 |
| 3modern | 1022 | Booth, Jarrah (1500) | Lost 0-2 | -181483 |
| 4modern | 380 | Wiltshire, Scott Bradley (1416) | Won 2-1 | +171500 |
| 5modern | 342 | Massignani, Alex (1499) | Draw 1-1 | 01500 |
| 6modern | 270 | Rossberg, Shane (1437) | Lost 1-2 | -191481 |
| 7modern | 319 | Shaw, Iain (1481) | Lost 0-2 | -181463 |
| average opponent: 1486record: 2-4-1 | new rating: 1463 | |||