Cuartero, John Michael Litam
Current rating: 1557
Record: 26-23-3
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 146 | Yin, Binchen (1374) | Won 2-0 | +151571 |
| 2modern | 22 | Zhao, Tianyu (1684) | Lost 1-2 | -161555 |
| 3modern | 354 | Chan, Teksang (1609) | Won 2-1 | +191574 |
| 4modern | 153 | Morales, Joms (1518) | Draw 1-1 | -11573 |
| 5modern | 203 | Chan, Russell (1597) | Won 2-0 | +181591 |
| 6modern | 122 | Tsoi, Eric (1536) | Lost 1-2 | -191572 |
| 7modern | 189 | Bandou, Junichirou (1744) | Lost 0-2 | -151557 |
| top | average opponent: 1580record: 3-3-1 | new rating: 1557 | ||
| Grand Prix Singapore 2018 (DOM standard) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 137 | Kang, Xiangyu (1580) | Lost 1-2 | -191596 |
| 2standard | 212 | Cascon, Ezekiel (1466) | Lost 0-2 | -201576 |
| 3standard | 293 | Zhu, Enzuo (1464) | Lost 1-2 | -201556 |
| top | average opponent: 1503record: 0-3 | new rating: 1556 | ||
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 60 | Catalan, Joey (1500) | Won 2-1 | +161654 |
| 3standard | 49 | Park, Heechan (1575) | Won 2-0 | +161670 |
| 4standard | 64 | Kintanar, Celsus (1635) | Won 2-0 | +181688 |
| 5standard | 13 | Uy, Michael Jeffrey (1611) | Won 2-0 | +161704 |
| 6standard | 6 | Jimenez, Nikki (1676) | Lost 1-2 | -181686 |
| 7standard | 59 | Berni, Roberto (1953) | Won 2-0 | +221708 |
| 8standard | 16 | Teo, Yuen Peir (1718) | Lost 0-2 | -171691 |
| 9standard | 39 | Estacio, Reynerio (1564) | Lost 1-2 | -211670 |
| 10standard | 97 | Agulto, Erich (1582) | Lost 1-2 | -191651 |
| 11standard | 103 | Supapipat, Nattawin (1674) | Lost 0-2 | -181633 |
| 12standard | 106 | Li, He (1621) | Lost 1-2 | -181615 |
| top | average opponent: 1646record: 5-6 | new rating: 1615 | ||
| Grand Prix Beijing 2017 (AKH limited) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 10 | Che, Ling (1740) | Lost 0-2 | -171652 |
| 4sealed | 177 | Zhang, Xiaoyu (1679) | Won 2-1 | +191671 |
| 5sealed | 183 | Zhang, Zhiyang (1800) | Lost 0-2 | -161655 |
| 6sealed | 304 | Kato, Kensuke (1702) | Lost 0-2 | -171638 |
| top | average opponent: 1730record: 1-3 | new rating: 1638 | ||
| Grand Prix Guangzhou 2016 (modern) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 81 | Zeng, Lu (1536) | Won 2-1 | +171582 |
| 4modern | 17 | Sun, Xueli (1578) | Won 2-1 | +181600 |
| 5modern | 10 | Cheng, Yongyong (1537) | Won 2-1 | +171617 |
| 6modern | 10 | Kawasaki, Keita (2048) | Lost 0-2 | -111606 |
| 7modern | 1017 | Cai, Jiahui (1477) | Lost 0-2 | -201586 |
| 8modern | 37 | Liu, Yuchen (1921) | Won 2-0 | +241610 |
| 9modern | 32 | Chen, Yubin (1575) | Won 2-0 | +171627 |
| 10modern | 30 | Luo, Xiaoyi (1768) | Won 2-1 | +211648 |
| 11modern | 18 | Ho, Kin Hei Zen (1588) | Won 2-0 | +171665 |
| 12modern | 11 | Ou, Kaitou (1877) | Lost 0-2 | -151650 |
| 13modern | 23 | Gong, Haoyu (1661) | Lost 0-2 | -171633 |
| 14modern | 54 | Hai, Xia (1495) | Won 2-0 | +151648 |
| 15modern | 23 | Yajima, Tatsuaki (1821) | Won 2-0 | +211669 |
| top | average opponent: 1683record: 9-4 | new rating: 1669 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 25 | Chan, Tak Kin Kent (1451) | Lost 1-2 | -201567 |
| 2sealed | 198 | He, Aaron (1481) | Won 2-1 | +161583 |
| 3sealed | 308 | Setya, Steven Dirga (1663) | Won 2-1 | +201603 |
| 4sealed | 171 | Tilley, Samuel (1550) | Lost 1-2 | -191584 |
| 5sealed | 285 | Chan, Tsz Kin (1527) | Lost 0-2 | -191565 |
| top | average opponent: 1535record: 2-3 | new rating: 1565 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 106 | Navarro, Lawrence Patrick (1500) | Won 2-1 | +181518 |
| 2standard | 69 | Nedic, Nolan (1518) | Lost 1-2 | -181500 |
| 3standard | 301 | De Mesa, Aldric (1484) | Won 2-1 | +181518 |
| 4standard | 153 | Mamboyo, Jose Joshua (1501) | Won 2-0 | +171535 |
| 5standard | 154 | Dela Merced, John Nino (1537) | Draw 1-1 | 01535 |
| 6standard | 175 | Santa Maria, Dustin (1535) | Won 2-1 | +181553 |
| 7standard | 99 | Borja, John Paul (1553) | Won 2-0 | +181571 |
| 8standard | 58 | Santiago, Jester (1568) | Won 2-0 | +181589 |
| 9standard | 34 | Yong, Jung (1463) | Draw 1-1 | -21587 |
| top | average opponent: 1518record: 6-1-2 | new rating: 1587 | ||