Lagman, Peter Kenneth
Current rating: 1563
| Grand Prix Manila 2017 (AKH standard) | starting rating: 1560 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 148 | Asinas, Rudi Jason (1729) | Draw 1-1 | +31563 |
| 4standard | 98 | Coo, Rei Anthony (1546) | Lost 1-2 | -181545 |
| 5standard | 176 | Ang, Stanley (1483) | Won 2-1 | +171562 |
| 6standard | 110 | Leviste, Mark (1566) | Lost 0-2 | -181544 |
| 7standard | 169 | Cruz, John Erick (1520) | Won 2-1 | +171561 |
| 8standard | 120 | Vicencio, Wyngard (1494) | Won 2-1 | +171578 |
| 9standard | 76 | Enriquez, Emil Gabriel (1718) | Lost 0-2 | -151563 |
| top | average opponent: 1579record: 3-3-1 | new rating: 1563 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 147 | Chua, Jeremiah (1680) | Won 2-0 | +201573 |
| 4standard | 67 | Yap, Jason (1740) | Draw 1-1 | +31576 |
| 5standard | 63 | Tabisora, Irwin (1553) | Won 2-0 | +181594 |
| 6standard | 27 | Galang, Axel (1607) | Draw 1-1 | 01594 |
| 7standard | 80 | Hafiz, Javed (1600) | Lost 0-2 | -181576 |
| 8standard | 160 | Calucag, Richard (1620) | Draw 1-1 | +11577 |
| 9standard | 154 | Dela Cruz, Michael John (1619) | Lost 1-2 | -171560 |
| top | average opponent: 1631record: 2-2-3 | new rating: 1560 | ||
| Grand Prix Manila 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 134 | Layson, Angel Jay (1500) | Won 2-1 | +181518 |
| 2standard | 11 | Abalos, Aldouz Dondee (1518) | Won 2-0 | +181536 |
| 3standard | 116 | Chua, Jeremiah (1571) | Draw 1-1 | +11537 |
| 4standard | 125 | Bito, Rick E (1536) | Lost 0-2 | -181519 |
| 5standard | 221 | Catipon, Jhones (1519) | Won 2-0 | +181537 |
| 6standard | 138 | de Ocampo, Liezl (1537) | Won 2-1 | +181555 |
| 7standard | 84 | tsang, david (1553) | Draw 1-1 | 01555 |
| 8standard | 135 | Te, Jonathan Mark (1508) | Lost 0-2 | -191536 |
| 9standard | 142 | Dimapilis, Lewie (1503) | Won 2-1 | +171553 |
| top | average opponent: 1527record: 5-2-2 | new rating: 1553 | ||