Grotheer, Chris
Current rating: 1583
Record: 33-31-2
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 306 | Cooper, Brent (1487) | Won 2-0 | +171560 |
| 3modern | 37 | Tanner, Branden (1599) | Won 0-0 | +191579 |
| 4modern | 125 | Riis-Due, Austin (1518) | Won 2-1 | +161595 |
| 5modern | 1 | Shevchenko, Kyryll (1551) | Won 2-1 | +181613 |
| 6modern | 20 | Cervantes, Salvador (1555) | Lost 1-2 | -191594 |
| 7modern | 91 | Docherty, Nathan (1560) | Won 2-1 | +171611 |
| 8modern | 53 | Ealey, Timothy (1601) | Won 2-1 | +181629 |
| 9modern | 16 | Leonetti, Ryan (1706) | Lost 0-2 | -171612 |
| 10modern | 34 | Moughon, Evart (1592) | Lost 1-2 | -181594 |
| 11modern | 69 | Smith, Nathaniel (1979) | Lost 0-2 | -111583 |
| top | average opponent: 1615record: 6-4 | new rating: 1583 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 126 | Bear, Jim (1416) | Won 2-0 | +161540 |
| 3sealed | 1 | Hiester, Dylan (1605) | Won 2-0 | +191559 |
| 4sealed | 94 | Meyer, Katherine (1525) | Won 2-1 | +181577 |
| 5sealed | 9 | Darcy, Michael (1636) | Lost 1-2 | -171560 |
| 6sealed | 45 | Dickson, Patrick (1609) | Lost 1-2 | -171543 |
| top | average opponent: 1558record: 3-2 | new rating: 1543 | ||
| Grand Prix Memphis 2015 (FRF standard) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 158 | May, Taylor (1482) | Draw 1-1 | -11510 |
| 2standard | 254 | Woodward, Adam (1368) | Won 2-1 | +161526 |
| 3standard | 226 | Lewis, Craig (1481) | Won 2-0 | +171543 |
| 4standard | 120 | Genid, Samir (1523) | Lost 1-2 | -191524 |
| 5standard | 231 | Bergh, Soren (1517) | Draw 1-1 | 01524 |
| top | average opponent: 1474record: 2-1-2 | new rating: 1524 | ||
| Grand Prix Omaha 2015 (modern) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 361 | Stauber, Jacob (1500) | Won 2-0 | +191445 |
| 2modern | 219 | Stremming, Kyl (1448) | Won 2-0 | +181463 |
| 3modern | 17 | Bartholdi, Maria (1502) | Won 2-1 | +191482 |
| 4modern | 84 | Pihl, Josh (1563) | Won 2-0 | +201502 |
| 5modern | 58 | Burch, Jacob (1604) | Won 2-1 | +201522 |
| 6modern | 3 | Potter, Luke (1639) | Lost 0-2 | -161506 |
| 7modern | 44 | Swantz, Austin (1538) | Won 2-1 | +181524 |
| 8modern | 44 | Ogreenc, Greg (1768) | Won 2-1 | +231547 |
| 9modern | 13 | Novak, Tyler (1731) | Lost 1-2 | -151532 |
| 10modern | 33 | Martin, Pete (1519) | Lost 0-2 | -181514 |
| 11modern | 65 | Hawkins, Eric (1743) | Lost 0-2 | -141500 |
| 12modern | 63 | Braun-Duin, Brian (2093) | Lost 0-2 | -91491 |
| 13modern | 62 | Chen, Weisheng (1537) | Won 2-1 | +191510 |
| 14modern | 51 | Muehlenthaler, Kevin (1551) | Won 2-1 | +191529 |
| 15modern | 52 | Peterson, Gabriel (1509) | Lost 1-2 | -181511 |
| top | average opponent: 1616record: 9-6 | new rating: 1511 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 137 | Cloud, Dakota (1500) | Lost 1-2 | -171424 |
| 2standard | 532 | Rewald, Jake (1470) | Won 2-1 | +191443 |
| 3standard | 566 | Chavez, Shane (1499) | Lost 1-2 | -171426 |
| top | average opponent: 1490record: 1-2 | new rating: 1426 | ||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1418 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 357 | Delaveau, Frederic (1500) | Lost 1-2 | -161402 |
| 2standard | 374 | Emmens, Phil (1428) | Won 2-1 | +181420 |
| 3standard | 378 | Zerwick, Julius (1500) | Won 2-0 | +201440 |
| 4standard | 316 | Stone, David (1439) | Won 2-0 | +181458 |
| 5standard | 111 | Li, Larry (1535) | Lost 1-2 | -171441 |
| top | average opponent: 1480record: 3-2 | new rating: 1441 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 719 | Deutsch, John (1500) | Lost 1-2 | -171416 |
| 2standard | 854 | Krause, Austin (1482) | Won 2-1 | +191435 |
| 3standard | 760 | Rodriguez, Julian (1500) | Lost 1-2 | -171418 |
| top | average opponent: 1494record: 1-2 | new rating: 1418 | ||
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 384 | Mcafee, Brian (1500) | Lost 0-2 | -181450 |
| 2sealed | 518 | Schellhorn, Charles (1480) | Lost 0-2 | -171433 |
| top | average opponent: 1490record: 0-2 | new rating: 1433 | ||
| Grand Prix Kansas City 2013 (modern) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 69 | Orr, Kevin (1500) | Lost 0-2 | -191504 |
| 2modern | 341 | Clayton, Matthew (1483) | Lost 1-2 | -181486 |
| 3modern | 377 | Allaman, Jordan (1463) | Lost 0-2 | -181468 |
| top | average opponent: 1482record: 0-3 | new rating: 1468 | ||
| Grand Prix Chicago 2012 (modern) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 172 | Poehling, Rick (1551) | Lost 0-2 | -181524 |
| 2modern | 306 | Upson, Logan (1482) | Won 2-0 | +171541 |
| 3modern | 345 | Snyder, Drew (1531) | Lost 0-2 | -181523 |
| top | average opponent: 1522record: 1-2 | new rating: 1523 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 74 | Heath, Joshua (1500) | Won 2-0 | +181518 |
| 2standard | 221 | Sandoval, Kami (1518) | Won 2-0 | +181536 |
| 3standard | 22 | Garrett, Hunter (1536) | Lost 1-2 | -181518 |
| 4standard | 223 | Caudill, James (1517) | Won 2-0 | +181536 |
| 5standard | 183 | Walmsley, Billy (1495) | Won 2-1 | +171553 |
| 6standard | 68 | Fedon, Gerardo (1556) | Lost 0-2 | -181535 |
| 7standard | 201 | Seaver, Scott A (1538) | Won 2-0 | +181553 |
| 8standard | 62 | Reilly, Michael (1553) | Won 2-0 | +181571 |
| 9standard | 83 | Brown, Max (1763) | Won 2-1 | +221593 |
| 10standard | 55 | Liu, Jason (1717) | Lost 0-2 | -161577 |
| 11standard | 54 | Daley, Joshua (1606) | Lost 0-2 | -171560 |
| 12standard | 61 | Ostiguy, Kevin (1560) | Lost 1-2 | -181542 |
| top | average opponent: 1572record: 7-5 | new rating: 1542 | ||