Karpovck, Andrew
Current rating: 1500
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 212 | Maybury, April (1516) | Lost 0-2 | -181462 |
| 3modern | 206 | Witting, Joshua (1453) | Lost 1-2 | -181444 |
| 4modern | 391 | Morel, Zachary (1500) | Won 2-1 | +191463 |
| 5modern | 302 | Weiner, Jeff (1467) | Won 2-0 | +181481 |
| 6modern | 160 | Russo, Drew (1533) | Won 2-1 | +191500 |
| 7modern | 132 | Katz, Joshua (1526) | Won 2-1 | +191519 |
| 8modern | 113 | Rojas, John (1501) | Lost 0-2 | -191500 |
| top | average opponent: 1500record: 4-3 | new rating: 1500 | ||
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 52 | Martin, Andrew (1395) | Won 2-1 | +171462 |
| 3standard | 107 | Krut, Isaak (1879) | Lost 1-2 | -111451 |
| 4standard | 297 | Steele, Miles (1465) | Won 2-1 | +181469 |
| 5standard | 273 | Stamey, Joseph (1536) | Won 2-0 | +191488 |
| 6standard | 161 | Stern, Dustin (1971) | Lost 0-2 | -91479 |
| 7standard | 262 | Helsten, Dan (1498) | Lost 0-2 | -181461 |
| 8standard | 252 | Moon, Kevin (1499) | Won 2-1 | +191480 |
| top | average opponent: 1606record: 4-3 | new rating: 1480 | ||
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 120 | Carter, Paul (1456) | Lost 1-2 | -191481 |
| 3standard | 266 | Maddalena, Todd (1456) | Lost 0-2 | -181463 |
| 4standard | 350 | Franchina, Michael (1459) | Lost 1-2 | -181445 |
| top | average opponent: 1457record: 0-3 | new rating: 1445 | ||