Clark, Michael N
Current rating: 1383
Record: 19-28-4
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 168 | Cook, Jerry (1517) | Lost 0-2 | -161383 |
| top | record: 0-1 | new rating: 1383 | ||
| Grand Prix Albuquerque 2013 (THS standard) | starting rating: 1391 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 130 | Mosij, Jeremiah (1500) | Won 2-1 | +201411 |
| 2standard | 151 | Boss, Jessie (1518) | Lost 0-2 | -161395 |
| 3standard | 392 | Haaf, Christopher (1499) | Won 2-0 | +201415 |
| 4standard | 305 | Tan, Ralph (1519) | Lost 0-2 | -161399 |
| top | average opponent: 1509record: 2-2 | new rating: 1399 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1424 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 101 | Monk, Ryan (1498) | Lost 0-2 | -171407 |
| 3standard | 327 | Pratser, Matthew (1540) | Lost 1-2 | -161391 |
| top | average opponent: 1519record: 0-2 | new rating: 1391 | ||
| Grand Prix Lincoln 2012 (modern) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 82 | Wilkinson, Creighton (1517) | Lost 1-2 | -171458 |
| 3modern | 167 | Tegtmeier, Benjamin (1499) | Lost 1-2 | -171441 |
| 4modern | 326 | Jansen, Jon (1481) | Lost 0-2 | -171424 |
| top | average opponent: 1499record: 0-3 | new rating: 1424 | ||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 33 | Ricketts, Zac S (1536) | Lost 0-2 | -171494 |
| 5sealed | 68 | English, Jon (1472) | Lost 0-2 | -191475 |
| top | average opponent: 1504record: 0-2 | new rating: 1475 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 94 | Myers, Denton (1518) | Lost 1-2 | -181532 |
| 3sealed | 153 | Etgar, Amit (1485) | Lost 0-2 | -191513 |
| 4sealed | 254 | Bakstran, Gordon (1448) | Won 2-1 | +171530 |
| 5sealed | 244 | Brett, Robert F (1499) | Lost 1-2 | -191511 |
| 6sealed | 218 | Lees, Jason (1482) | Won 2-1 | +181529 |
| 7sealed | 167 | Duke, Ian (1559) | Lost 0-2 | -181511 |
| top | average opponent: 1499record: 2-4 | new rating: 1511 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 44 | Wong, Jeremy (1518) | Won 2-0 | +191512 |
| 3extended | 131 | Ding, Chong (1518) | Won 1-0 | +181530 |
| 4extended | 69 | Derrickson, David (1732) | Won 2-0 | +211551 |
| 5extended | 50 | Landers, Mark (1493) | Won 2-1 | +171568 |
| 6extended | 4 | Dyke, Jim (1775) | Lost 1-2 | -141554 |
| 7extended | 64 | Bartolomei, Iain (1732) | Won 2-0 | +211575 |
| 8extended | 28 | Mukhar, Charles (1591) | Won 2-1 | +191594 |
| 9extended | 8 | Martinez, Axel (1636) | Lost 0-2 | -181576 |
| 10extended | 39 | Aten, Timothy (1824) | Lost 0-2 | -131563 |
| 11extended | 53 | Hinkle, Charles (1597) | Draw 1-1 | 01563 |
| 12extended | 46 | Shapiro, Jeremy (1799) | Draw 1-1 | +51568 |
| 13extended | 53 | Edelson, Steve (1608) | Lost 0-2 | -181550 |
| top | average opponent: 1652record: 6-4-2 | new rating: 1550 | ||
| Grand Prix Kansas City 2008 (ALA limited) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Layton, Donahue (1500) | Won 2-1 | +181532 |
| 2sealed | 87 | Gustafson, Ryan (1451) | Lost 0-2 | -201512 |
| 3sealed | 247 | Gray, Jeremy (1460) | Lost 1-2 | -191493 |
| top | average opponent: 1470record: 1-2 | new rating: 1493 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 50 | Lackey, Daniel (1481) | Won 2-1 | +191470 |
| 3block | 21 | Owens, Joseph K (1536) | Won 2-1 | +191489 |
| 4block | 65 | Wise, Nick (1454) | Draw 1-1 | 01489 |
| 5block | 43 | Ward, Ryder (1554) | Won 2-0 | +191508 |
| 6block | 22 | Wharton, Jeffrey (1556) | Won 2-1 | +191527 |
| 7block | 12 | Barrentine, Scott (1592) | Lost 1-2 | -171510 |
| 8block | 33 | Salva, Grahm (1555) | Won 2-1 | +191529 |
| 9block | 19 | Messick, Ryan (1707) | Lost 1-2 | -151514 |
| top | average opponent: 1554record: 5-2-1 | new rating: 1514 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 126 | Franklin, John (1500) | Won 2-0 | +181502 |
| 3extended | 81 | Stone, Brendan M (1536) | Lost 0-0 | -171485 |
| 4extended | 218 | Putnam, Taylor (1603) | Lost 1-2 | -161469 |
| 5extended | 210 | Nutt, William E (1500) | Lost 1-2 | -181451 |
| top | average opponent: 1535record: 1-3 | new rating: 1451 | ||
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1 | Weeden, Eric (1500) | Lost 1-2 | -181482 |
| 2sealed | 105 | Hemler, Matthew (1485) | Won 2-0 | +181500 |
| 3sealed | 93 | Connelly, Christopher (1619) | Won 2-1 | +201520 |
| 4sealed | 76 | York, Thomas l (1520) | Lost 0-2 | -181502 |
| 5sealed | 130 | Chen, Stephen (1500) | Draw 1-1 | 01502 |
| 6sealed | 112 | Good, Mark (1483) | Lost 0-2 | -181484 |
| top | average opponent: 1518record: 2-3-1 | new rating: 1484 | ||