Cho, Derek Jun Hao
Current rating: 1533
Record: 8-6-2
| Grand Prix Singapore 2013 (RTR limited) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 145 | Cresswell, Desmond (1391) | Won 2-1 | +151559 |
| 2sealed | 168 | Goh, Benjamin Jiarong (1517) | Lost 0-2 | -181541 |
| 3sealed | 130 | Zhang, Nandi (1449) | Won 2-1 | +161557 |
| 4sealed | 160 | Koh, Shaun (1519) | Lost 1-2 | -191538 |
| 5sealed | 301 | Mogul, Alan (1440) | Draw 1-1 | -21536 |
| 6sealed | 246 | Ang, Royston Wei Jie (1505) | Won 2-1 | +181554 |
| 7sealed | 184 | Go, Michael Martin (1481) | Won 2-0 | +161570 |
| 8sealed | 131 | Ngiam, William Wai Luen (1535) | Lost 0-2 | -181552 |
| 9sealed | 157 | Taha Al'asrar, Syed Khal (1533) | Lost 1-2 | -191533 |
| average opponent: 1485record: 4-4-1 | new rating: 1533 | |||
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 155 | Coo, Rei Anthony (1464) | Lost 1-2 | -191481 |
| 2standard | 171 | Cheong, Chan Yien Malv (1482) | Won 2-0 | +181499 |
| 3standard | 104 | Hassan, Shahrizan Ferouz (1587) | Won 2-1 | +201519 |
| 4standard | 161 | Sng, Eugene Yee Gin (1494) | Draw 1-1 | 01519 |
| 5standard | 169 | Sudibyo, Chrisandi (1516) | Won 2-0 | +171536 |
| 6standard | 118 | Lim, Jimmy Chun Long (1633) | Won 2-0 | +201556 |
| 7standard | 74 | Neeman, Jeremy (1887) | Lost 0-2 | -121544 |
| average opponent: 1581record: 4-2-1 | new rating: 1544 | |||