Arrowsmith, Michael
Current rating: 1500
Record: 38-47-1
Grand Prix Portland 2010Grand Prix Nashville 2010Grand Prix Denver 2011Grand Prix Dallas-Fort Worth 2011Grand Prix Kansas City 2011Grand Prix San Diego 2011Grand Prix Austin 2012Grand Prix Seattle-Tacoma 2012Grand Prix Salt Lake City 2012Grand Prix Atlantic City 2013Grand Prix Detroit 2013Grand Prix Providence 2015Grand Prix Columbus 2016Grand Prix Pittsburgh 2016Grand Prix Atlanta 2016
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 616 | Smith, Brandon (1552) | Won 2-0 | +191536 |
| 3sealed | 874 | Dale, Matthew (1500) | Won 2-1 | +171553 |
| 4sealed | 709 | Cruickshank, Sean (1596) | Lost 0-2 | -171536 |
| 5sealed | 662 | Bromley, Morgan (1586) | Lost 1-2 | -171519 |
| 6sealed | 898 | Jelesnianski, Christopher (1518) | Won 2-1 | +181537 |
| 7sealed | 724 | Israel, Logan (1507) | Lost 1-2 | -191518 |
| 8sealed | 881 | Sowell, Adam (1522) | Lost 0-2 | -181500 |
| top | average opponent: 1540record: 3-4 | new rating: 1500 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 192 | Kemple, Christopher (1682) | Lost 1-2 | -161536 |
| 3standard | 436 | Bailey, Christian (1502) | Lost 0-2 | -191517 |
| top | average opponent: 1592record: 0-2 | new rating: 1517 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 111 | Sizemore, Mark (1518) | Won 2-1 | +201469 |
| 3legacy | 197 | Walker, Noah (1840) | Lost 0-2 | -121457 |
| 4legacy | 237 | Whitehead, Houston (1546) | Won 2-1 | +201477 |
| 5legacy | 227 | House, Howard (1507) | Won 2-0 | +181495 |
| 6legacy | 231 | Helfer, Zachary (1508) | Won 2-0 | +181513 |
| 7legacy | 60 | Mikoleski, Stephen (1579) | Lost 0-2 | -161497 |
| 8legacy | 157 | Mapson, Michael (1528) | Won 2-0 | +181515 |
| 9legacy | 98 | Sim, Chapman (1821) | Won 2-0 | +241539 |
| 10legacy | 55 | Bacon, Tyr (1560) | Won 2-0 | +181557 |
| 11legacy | 40 | Pressley, Tyler (1603) | Lost 0-2 | -171540 |
| 12legacy | 118 | Ratajczak, Matthew (1680) | Lost 1-2 | -161524 |
| 13legacy | 126 | Janow, Timothy (1566) | Won 2-1 | +191543 |
| 14legacy | 72 | Herrell, Justin (1792) | Lost 1-2 | -131530 |
| 15legacy | 112 | Davis, Randy (1751) | Won 2-0 | +221552 |
| top | average opponent: 1628record: 9-5 | new rating: 1552 | ||
| Grand Prix Providence 2015 (DTK standard) | starting rating: 1378 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 210 | Murphy, Michael (1429) | Won 2-1 | +191397 |
| 2standard | 155 | Cipriano, Casey (1602) | Won 2-0 | +221419 |
| 3standard | 167 | Chang, Morgan (1734) | Won 2-0 | +231442 |
| 4standard | 103 | Tenjum, Andrew (1902) | Lost 1-2 | -101432 |
| 5standard | 167 | Ulanov, Denis (1751) | Won 2-1 | +241456 |
| 6standard | 140 | DiCara, Mike (1651) | Lost 1-2 | -151441 |
| 7standard | 159 | Tomajko, Oliver (1819) | Won 2-1 | +251466 |
| 8standard | 155 | Holt, Andrew (1555) | Lost 1-2 | -171449 |
| top | average opponent: 1680record: 5-3 | new rating: 1449 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1378 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 112 | Hippley, Mark A (1500) | Lost 0-2 | -161362 |
| 2modern | 516 | Whiting, Nicholas (1482) | Lost 0-0 | -161346 |
| 3modern | 600 | Henderson, Douglas (1439) | Lost 0-2 | -161330 |
| 4modern | 684 | Fairchild, Stephen (1425) | Lost 1-2 | -161314 |
| 5modern | 638 | Musselman, Reuben (1428) | Lost 1-2 | -161298 |
| 6modern | 573 | Ioja, Ed (1412) | Won 2-0 | +201318 |
| 7modern | 481 | Bruursema, Ben (1429) | Won 0-0 | +201338 |
| 8modern | 374 | Golbeck, Mark (1447) | Won 2-1 | +201358 |
| 9modern | 307 | Strause, Brandon (1460) | Won 2-0 | +201378 |
| top | average opponent: 1447record: 4-5 | new rating: 1378 | ||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1380 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 360 | Borgardt, Bryan (1465) | Won 2-1 | +201400 |
| 2standard | 293 | Burr, Mike (1549) | Lost 0-2 | -161384 |
| 3standard | 457 | Sears, Chris (1446) | Won 2-1 | +191403 |
| 4standard | 270 | Clark, Jason P (1474) | Won 2-1 | +201423 |
| 5standard | 316 | Haas, William (1561) | Lost 0-2 | -161407 |
| 6standard | 340 | Petre, Evan (1591) | Lost 1-2 | -141393 |
| 7standard | 436 | Meinzer, Joseph (1371) | Lost 1-2 | -191374 |
| 8standard | 384 | Raju, Neil (1487) | Lost 0-2 | -161358 |
| 9standard | 321 | Radke, Rick R (1463) | Won 2-0 | +201378 |
| top | average opponent: 1489record: 4-5 | new rating: 1378 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1341 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 13 | Viviani, Matthew (1569) | Lost 1-2 | -131328 |
| 4standard | 226 | Lopez, Raymond (1452) | Won 2-1 | +201348 |
| 5standard | 190 | Burcham, Daniel (1516) | Lost 0-2 | -151333 |
| 6standard | 279 | Folsom, Riley (1500) | Won 2-1 | +211354 |
| 7standard | 204 | Hebert, Ruger (1632) | Won 2-1 | +231377 |
| 8standard | 164 | Neiwert, Scott (1496) | Lost 0-2 | -161361 |
| 9standard | 148 | Watson, DeQuan (1425) | Won 2-1 | +191380 |
| top | average opponent: 1513record: 4-3 | new rating: 1380 | ||
| Grand Prix Seattle-Tacoma 2012 (DKA limited) | starting rating: 1384 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 69 | Koven, Robert (1667) | Lost 1-2 | -131371 |
| 4sealed | 336 | Rogers, James (1558) | Lost 0-2 | -141357 |
| 5sealed | 407 | Chiou, Frank (1509) | Lost 1-2 | -161341 |
| top | average opponent: 1578record: 0-3 | new rating: 1341 | ||
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 138 | Broussard, Shawn (1537) | Lost 1-2 | -161399 |
| 4sealed | 330 | Jung, Sang (1592) | Lost 0-2 | -151384 |
| top | average opponent: 1564record: 0-2 | new rating: 1384 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 466 | Wellons, Christopher J (1510) | Won 2-0 | +191448 |
| 2sealed | 426 | Kalionzes, Nick (1518) | Lost 0-2 | -171431 |
| 3sealed | 575 | Kinney, Taylor (1500) | Lost 1-2 | -161415 |
| top | average opponent: 1509record: 1-2 | new rating: 1415 | ||
| Grand Prix Kansas City 2011 (NPH limited) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Sader, Scott (1500) | Lost 0-2 | -171439 |
| 2sealed | 275 | Evans, Jacob D (1482) | Won 2-1 | +181457 |
| 3sealed | 291 | Zornes, James (1825) | Lost 0-2 | -111446 |
| 4sealed | 304 | Luttrell, Brandon (1483) | Lost 1-2 | -171429 |
| top | average opponent: 1573record: 1-3 | new rating: 1429 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1425 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 236 | Cobb, Richard (1484) | Won 2-0 | +191444 |
| 2standard | 58 | Flodstrom-Sconce, Christian (1594) | Lost 1-2 | -151429 |
| 3standard | 326 | Perry, Karston (1465) | Won 2-1 | +181447 |
| 4standard | 350 | McCarthy, Chris (1642) | Lost 1-2 | -141433 |
| 5standard | 371 | Leighton, Arthur (1500) | Won 2-0 | +191452 |
| 6standard | 305 | Edmison-Wilhelmi, Cami (1521) | Draw 1-1 | +11453 |
| 7standard | 246 | Crittell, Alvin J (1522) | Won 2-1 | +201473 |
| 8standard | 171 | Little, Christopher J (1538) | Lost 0-2 | -171456 |
| top | average opponent: 1533record: 4-3-1 | new rating: 1456 | ||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 128 | Pratser, Matthew (1417) | Lost 0-2 | -181425 |
| 2sealed | 146 | Jensen, Lissa (1415) | Won 2-1 | +171442 |
| 3sealed | 103 | Bohannon, John (1472) | Lost 1-2 | -171425 |
| top | average opponent: 1435record: 1-2 | new rating: 1425 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 185 | Gass, Kevin (1500) | Won 2-0 | +191500 |
| 2sealed | 17 | Owens, Matthew (1487) | Lost 0-2 | -191481 |
| 3sealed | 221 | Davis, Albert (1395) | Lost 0-2 | -191462 |
| 4sealed | 278 | Foltz, Andrew E (1418) | Lost 0-2 | -191443 |
| top | average opponent: 1450record: 1-3 | new rating: 1443 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 326 | Waldhaus, Timothy (1500) | Won 2-0 | +181518 |
| 2sealed | 277 | Hale, Kevin (1483) | Lost 0-2 | -191499 |
| 3sealed | 237 | May, Chris (1500) | Lost 0-2 | -181481 |
| top | average opponent: 1494record: 1-2 | new rating: 1481 | ||