Gahon, Randolfh Alain
Current rating: 1421
Record: 16-23-3
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 148 | Ong, Noel (1403) | Won 2-1 | +171444 |
| 2standard | 70 | Ignacio, Paul Jourdan (1518) | Won 2-1 | +191463 |
| 3standard | 123 | Cruz, Neil (1656) | Lost 1-2 | -141449 |
| 4standard | 155 | Sahagun, John Daroen (1686) | Won 2-1 | +221471 |
| 5standard | 126 | Tan, Ralph (1564) | Lost 1-2 | -161455 |
| 6standard | 122 | Rivera, Ryan John (1521) | Lost 1-2 | -171438 |
| 7standard | 229 | Retazo, Reynan (1511) | Lost 0-2 | -171421 |
| top | average opponent: 1551record: 3-4 | new rating: 1421 | ||
| Grand Prix Kuala Lumpur 2016 (KLD standard) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 104 | Nooryaldie, Renee (1598) | Draw 1-1 | +41418 |
| 2standard | 141 | Tan, Frankie (1482) | Draw 1-1 | +11419 |
| 3standard | 288 | Nik Rosdi, Nik Hamizie (1460) | Lost 0-0 | -171402 |
| 4standard | 312 | Wong, Chen Wai (1466) | Won 2-0 | +191421 |
| 5standard | 267 | Chew, Melvin (1526) | Lost 0-2 | -161405 |
| 6standard | 291 | Goh, Kenneth Hanming (1521) | Won 2-0 | +201425 |
| 7standard | 248 | Li, Kelvin (1452) | Draw 1-1 | 01425 |
| 8standard | 240 | Ngiam, William Wai Luen (1469) | Won 2-0 | +191444 |
| 9standard | 178 | Bartolome, Alvin Velasco (1472) | Lost 0-2 | -171427 |
| top | average opponent: 1494record: 3-3-3 | new rating: 1427 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 158 | Tolentino, Ernesto Jr (1500) | Won 2-0 | +201433 |
| 2standard | 297 | Cruz, Paolo (1518) | Won 2-1 | +201453 |
| 3standard | 1 | Jaro, Ogie (1647) | Lost 1-2 | -151438 |
| 4standard | 320 | Tamada, Ryoichi (2048) | Lost 0-2 | -81430 |
| 5standard | 461 | Jaro, Macho (1396) | Lost 0-2 | -191411 |
| 6standard | 414 | Javier, Bernard (1485) | Won 2-0 | +201431 |
| 7standard | 343 | Cajigal, Erwin Rommel (1518) | Lost 1-2 | -171414 |
| top | average opponent: 1587record: 3-4 | new rating: 1414 | ||
| Grand Prix Kuala Lumpur 2014 (THS limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 201 | Chia, Vincent (1500) | Lost 1-2 | -171449 |
| 2sealed | 276 | Techarattanakrai, Trichai (1511) | Lost 1-2 | -171432 |
| 3sealed | 385 | Khang, Ken Nanyi (1412) | Lost 0-2 | -191413 |
| top | average opponent: 1474record: 0-3 | new rating: 1413 | ||
| Grand Prix Singapore 2013 (RTR limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 27 | Prawira, Hartono (1538) | Won 2-0 | +191479 |
| 2sealed | 120 | Poh, Seng Ho Plytrx (1462) | Won 2-0 | +181497 |
| 3sealed | 71 | Tam, Fritz Walter (1533) | Lost 0-2 | -171480 |
| 4sealed | 169 | Chia, Bing Hong (1693) | Won 2-1 | +211501 |
| 5sealed | 163 | Xie, Qing Rui (1538) | Lost 0-2 | -171484 |
| 6sealed | 231 | Chan, Zhi Hung (1467) | Won 2-1 | +181502 |
| 7sealed | 133 | Zhu, Bin (1494) | Lost 0-2 | -181484 |
| 8sealed | 173 | Chia, Benjamin (1505) | Lost 0-2 | -181466 |
| top | average opponent: 1529record: 4-4 | new rating: 1466 | ||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 407 | Trinidad, Melchor (1365) | Won 2-0 | +161516 |
| 2standard | 161 | Coo, Rei Anthony (1451) | Won 2-1 | +161532 |
| 3standard | 64 | Ortega, Oliver (1535) | Lost 0-2 | -181514 |
| 4standard | 151 | Orlina, Benjamin (1501) | Lost 0-2 | -181496 |
| 5standard | 349 | Manansala, Jeffrey (1517) | Won 2-1 | +191515 |
| 6standard | 228 | Baloran, Leonard (1484) | Lost 1-2 | -191496 |
| 7standard | 247 | Magat, Mark Ronald B (1502) | Lost 1-2 | -181478 |
| 8standard | 337 | Fernandez, Alvin John (1462) | Lost 1-2 | -181460 |
| top | average opponent: 1477record: 3-5 | new rating: 1460 | ||