Macziewski, Chad
Current rating: 1531
Record: 16-15
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 251 | Siegele, Thomas (1500) | Won 2-0 | +181523 |
| 2sealed | 270 | McAllister, Bruce (1809) | Won 2-1 | +231546 |
| 3sealed | 260 | Noren, Jeffrey (1503) | Lost 0-2 | -191527 |
| 4sealed | 378 | Zhang, Bolun (2010) | Won 2-0 | +261553 |
| 5sealed | 115 | Lewis-Jonns, Ryan (1641) | Won 2-1 | +201573 |
| 6sealed | 171 | Vargas Serrate, Marco Antonio (1457) | Lost 1-2 | -201553 |
| 7sealed | 235 | Gulick, Kory (1354) | Lost 0-2 | -221531 |
| top | average opponent: 1611record: 4-3 | new rating: 1531 | ||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 172 | Rugroden, Reesha (1500) | Lost 1-2 | -191525 |
| 2modern | 604 | Downs, Patrick (1469) | Won 2-0 | +171542 |
| 3modern | 588 | Biros, Noah (1500) | Lost 0-2 | -191523 |
| 4modern | 791 | Baert, Robert (1484) | Lost 1-2 | -181505 |
| top | average opponent: 1488record: 1-3 | new rating: 1505 | ||
| Grand Prix Kansas City 2013 (modern) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 205 | Swantz, Austin (1500) | Won 2-0 | +171583 |
| 2modern | 194 | Lipp, Scott (1653) | Lost 0-2 | -171566 |
| 3modern | 215 | Beal, Rodney J (1469) | Lost 1-2 | -201546 |
| 4modern | 419 | Shaffer, Dustin (1481) | Won 2-0 | +171563 |
| 5modern | 346 | Wyatt, CJ (1500) | Lost 1-2 | -191544 |
| top | average opponent: 1520record: 2-3 | new rating: 1544 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 403 | Pu, Sherwin (1634) | Won 2-0 | +211522 |
| 2sealed | 149 | Michaelsen, Kevin (1518) | Won 2-0 | +181540 |
| 3sealed | 217 | De La Cruz, Jason (1539) | Won 2-0 | +181558 |
| 4sealed | 135 | Ho, Fang (1699) | Lost 0-2 | -161542 |
| 5sealed | 228 | Botoff, Daniel (1534) | Lost 0-2 | -181524 |
| 6sealed | 292 | Leeper, Ryan (1623) | Won 2-0 | +201544 |
| 7sealed | 112 | Sarsfield, Corey (1579) | Won 2-0 | +191563 |
| 8sealed | 147 | H194, Scott (1548) | Won 2-0 | +171580 |
| 9sealed | 87 | Lowry, William (1785) | Lost 1-2 | -141566 |
| top | average opponent: 1607record: 6-3 | new rating: 1566 | ||
| Grand Prix Minneapolis 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 252 | St. Godard, Devon (1500) | Won 2-0 | +181518 |
| 2standard | 101 | Gartner, Scott (1500) | Lost 1-2 | -181500 |
| 3standard | 294 | Fuller, Jonathan (1499) | Won 2-1 | +181518 |
| 4standard | 176 | Hurlburt, David (1518) | Won 2-0 | +181536 |
| 5standard | 136 | Zavoral, Star (1540) | Lost 1-2 | -181518 |
| 6standard | 264 | Leister, Nicole (1610) | Lost 1-2 | -171501 |
| top | average opponent: 1528record: 3-3 | new rating: 1501 | ||