Maass, Michael
Current rating: 1390
Record: 19-30-2
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1359 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 191 | Gower, Trevor (1645) | Won 2-1 | +231382 |
| 3modern | 587 | Thimsen, Tyler (1465) | Won 2-1 | +191401 |
| 4modern | 360 | Shimada, Aron (1758) | Won 2-1 | +251426 |
| 5modern | 31 | Strausman, Shea (1593) | Lost 1-2 | -151411 |
| 6modern | 177 | Anderson, Kian (1502) | Won 2-1 | +191430 |
| 7modern | 132 | Cairns, Jordan (1692) | Lost 0-2 | -131417 |
| 8modern | 186 | Holland, Joe (1652) | Lost 1-2 | -141403 |
| 9modern | 379 | Espinosa, Ivan (1668) | Lost 0-2 | -131390 |
| top | average opponent: 1622record: 4-4 | new rating: 1390 | ||
| Grand Prix Louisville 2017 (legacy) | starting rating: 1373 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 616 | Herrera, Marco (1833) | Lost 0-2 | -101363 |
| 4legacy | 614 | Martinez, Steven (1568) | Won 2-0 | +211384 |
| 5legacy | 543 | Bunnell, Scott (1729) | Lost 1-2 | -121372 |
| 6legacy | 601 | Ealey, Timothy (1623) | Lost 0-2 | -131359 |
| top | average opponent: 1688record: 1-3 | new rating: 1359 | ||
| Grand Prix Prague 2016 (legacy) | starting rating: 1403 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 67 | Grahn, Alexander (1515) | Draw 1-1 | +21405 |
| 3legacy | 344 | Kargapolov, Georgiy (1518) | Lost 0-2 | -161389 |
| 4legacy | 490 | Buchta, Rudolf (1486) | Lost 0-2 | -161373 |
| top | average opponent: 1506record: 0-2-1 | new rating: 1373 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1453 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 154 | Lucia, Daniel (1517) | Lost 0-2 | -171436 |
| 3standard | 470 | Batters, Richard (1511) | Lost 0-2 | -161420 |
| 4standard | 733 | Reeves, Dominic (1482) | Lost 0-2 | -171403 |
| top | average opponent: 1504record: 0-3 | new rating: 1403 | ||
| Grand Prix Barcelona 2016 (SOI limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 301 | Perez Romera, Daniel (1658) | Lost 0-2 | -141450 |
| 4sealed | 490 | Picon Alonso, Juan (1577) | Won 2-0 | +201470 |
| 5sealed | 185 | Sans Carmona, Josep Marc (1534) | Lost 0-2 | -171453 |
| top | average opponent: 1590record: 1-2 | new rating: 1453 | ||
| Grand Prix Paris 2016 (OGW standard) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 74 | Dias Lopes, Tiago Joel (1546) | Won 2-0 | +191498 |
| 2standard | 109 | Nee, Marco (1500) | Won 2-1 | +181516 |
| 3standard | 342 | Renaille, Gaetan (1700) | Won 2-0 | +211537 |
| 4standard | 41 | Bifero, Francesco (1506) | Lost 1-2 | -181519 |
| 5standard | 208 | Lodder, Robert (1462) | Lost 0-2 | -191500 |
| 6standard | 254 | Pacquet, Francois (1587) | Lost 1-2 | -171483 |
| 7standard | 509 | Neveu, Remy (1438) | Lost 0-2 | -191464 |
| top | average opponent: 1534record: 3-4 | new rating: 1464 | ||
| Grand Prix Bologna 2016 (modern) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 161 | Greco, Nicola (1505) | Lost 0-2 | -181456 |
| 2modern | 17 | De Luca, Daniele (1482) | Draw 1-1 | +11457 |
| 3modern | 934 | Steinmair, Natascha (1483) | Lost 0-2 | -181439 |
| 4modern | 1009 | Niederkircher, Frederik (1464) | Won 2-1 | +191458 |
| 5modern | 880 | Bernardi, Michele (1556) | Won 2-0 | +201478 |
| 6modern | 690 | Kronenberg, Menno (1477) | Lost 1-2 | -181460 |
| 7modern | 802 | Londei, Nicola (1483) | Won 2-0 | +181478 |
| 8modern | 639 | Nikl, Milan (1494) | Won 2-0 | +181496 |
| 9modern | 487 | Lemos, Pedro (1507) | Lost 0-2 | -171479 |
| top | average opponent: 1495record: 4-4-1 | new rating: 1479 | ||
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 112 | Raffoux, Benjamin (1458) | Won 0-0 | +171504 |
| 2standard | 309 | Carini, Cesare (1539) | Lost 0-0 | -171487 |
| 3standard | 537 | Tilburgs, William (1500) | Won 2-1 | +181505 |
| 4standard | 349 | Noorlander, Niels (1749) | Lost 1-2 | -131492 |
| 5standard | 707 | Sulikowski, Stephane (1504) | Lost 0-2 | -181474 |
| top | average opponent: 1550record: 2-3 | new rating: 1474 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2032 | Mitsuma, Takayuki (1612) | Lost 1-2 | -171505 |
| 2sealed | 2296 | Hendrix, Frans (1482) | Lost 1-2 | -181487 |
| top | average opponent: 1547record: 0-2 | new rating: 1487 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Channells, Dom (1500) | Lost 1-2 | -181482 |
| 2sealed | 555 | Sullivan, Ian (1482) | Won 2-0 | +181500 |
| 3sealed | 614 | Brook, Lee (1516) | Won 2-1 | +181518 |
| 4sealed | 336 | Partridge, Jonathan (1511) | Won 2-1 | +181536 |
| 5sealed | 105 | Sharpes, Kevin (1560) | Lost 0-2 | -171519 |
| 6sealed | 344 | Satger, Roch (1505) | Won 2-1 | +171536 |
| 7sealed | 251 | Barclay, Bradley (1724) | Lost 0-2 | -141522 |
| top | average opponent: 1542record: 4-3 | new rating: 1522 | ||