Machalica, Arthur
Current rating: 1392
Record: 11-18
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 427 | Quimby, Quintin (1500) | Won 2-1 | +201424 |
| 2sealed | 67 | Roles, Travis (1535) | Lost 1-2 | -161408 |
| 3sealed | 380 | Hellman, Staffan (1523) | Lost 0-2 | -161392 |
| top | average opponent: 1519record: 1-2 | new rating: 1392 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2176 | Sparks, Jesse (1515) | Lost 1-2 | -161395 |
| 2sealed | 2144 | Serigstad, Arnie (1442) | Won 2-1 | +181413 |
| 3sealed | 2169 | Seaton, Traci (1467) | Won 2-1 | +191432 |
| 4sealed | 2128 | Krumholz, Michael (1656) | Lost 0-2 | -141418 |
| 5sealed | 2156 | Jew, Jeffrey (1545) | Lost 0-2 | -151403 |
| 6sealed | 2164 | Worden, Corey (1356) | Won 2-0 | +171420 |
| 7sealed | 2154 | Patterson, Will (1543) | Lost 1-2 | -161404 |
| top | average opponent: 1504record: 3-4 | new rating: 1404 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 215 | Luttrell Jr, Stephen (1415) | Won 2-0 | +181461 |
| 2sealed | 35 | Schuberth, Keith (1518) | Lost 1-2 | -171444 |
| 3sealed | 243 | Blue, Vivienne (1553) | Lost 0-2 | -161428 |
| 4sealed | 218 | Sines, Nathan (1481) | Lost 0-2 | -171411 |
| top | average opponent: 1492record: 1-3 | new rating: 1411 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1097 | Cheifetz, Rob (1482) | Lost 0-2 | -181461 |
| 2sealed | 1289 | Ta, Vy (1482) | Won 2-0 | +181479 |
| 3sealed | 1154 | Watkins, Jason (1500) | Lost 0-2 | -171462 |
| 4sealed | 1226 | Karr, Matthew (1432) | Lost 0-2 | -191443 |
| top | average opponent: 1474record: 1-3 | new rating: 1443 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 298 | Duarte, Seth (1500) | Lost 0-2 | -181479 |
| 2sealed | 298 | Savaides, Nico (1481) | Won 2-1 | +181497 |
| 3sealed | 298 | Wolf, Benjamin S (1497) | Lost 0-2 | -181479 |
| 4sealed | 298 | Kaye, Kamui (1478) | Won 2-1 | +181497 |
| 5sealed | 298 | Kho, Richard (1473) | Lost 0-2 | -181479 |
| top | average opponent: 1486record: 2-3 | new rating: 1479 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1016 | Jacobs, Brian (1405) | Won 2-1 | +161516 |
| 2sealed | 1093 | King, Jonathan (1534) | Lost 0-2 | -171499 |
| 3sealed | 1096 | Turk, Adam (1630) | Won 2-1 | +201519 |
| 4sealed | 1085 | Lauer, Steven (1435) | Lost 0-2 | -201499 |
| 5sealed | 926 | McEldowney, Jorden (1516) | Won 2-1 | +191518 |
| 6sealed | 777 | King, Michael (1381) | Lost 0-2 | -211497 |
| top | average opponent: 1484record: 3-3 | new rating: 1497 | ||