Rosario, Joel
Current rating: 1533
Record: 29-31
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 286 | Haffner, Conner (1517) | Lost 1-2 | -161422 |
| 3sealed | 485 | Moynihan, Dylan (1499) | Won 2-1 | +191441 |
| 4sealed | 499 | Edmunds, Avery (1482) | Won 2-0 | +191460 |
| 5sealed | 214 | Bock, Justin (1523) | Lost 1-2 | -171443 |
| 6sealed | 378 | Swen, Hawnlay (1512) | Won 2-1 | +191462 |
| 7sealed | 296 | Molina, Luis (1507) | Won 2-0 | +191481 |
| 8sealed | 116 | Lam, Bryan (1555) | Lost 0-2 | -161465 |
| 9sealed | 256 | McClain, Ian (1541) | Won 2-1 | +191484 |
| 10draft | 160 | Rodriguez, Armando (1628) | Won 2-1 | +211505 |
| 11draft | 155 | Shimada, Aron (1679) | Lost 0-0 | -151490 |
| 12draft | 140 | Topham, Carruth (1480) | Won 2-1 | +181508 |
| 13draft | 167 | Hatch, Gregory (1800) | Won 2-1 | +231531 |
| 14draft | 157 | Bagnall, Justin (1544) | Lost 1-2 | -181513 |
| 15draft | 99 | Campbell, Jason (1623) | Won 2-0 | +201533 |
| top | average opponent: 1564record: 9-5 | new rating: 1533 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 330 | Jones, Anders (1656) | Lost 1-2 | -151460 |
| 4modern | 508 | James, Eric (1615) | Won 2-0 | +211481 |
| 5modern | 280 | Dunn, Lucas (1486) | Won 2-0 | +181499 |
| 6modern | 98 | Atwater, Jaeden (1481) | Lost 1-2 | -181481 |
| 7modern | 225 | McKeown, Charles (1509) | Lost 0-2 | -181463 |
| 8modern | 481 | Cummings, Forrest (1515) | Won 2-1 | +191482 |
| 9modern | 359 | Carlson, Drew (1523) | Won 2-0 | +191501 |
| 10modern | 198 | [anonymous] | Lost 1-2 | -171484 |
| 11modern | 296 | Cuaresma, Jeff (1537) | Lost 1-2 | -171467 |
| 12modern | 265 | Faber, Manuel (1851) | Lost 1-2 | -111456 |
| 13modern | 247 | Szylman, Dariusz (1501) | Lost 1-2 | -181438 |
| top | average opponent: 1566record: 4-7 | new rating: 1438 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 128 | DeRenzis, Gregory (1455) | Won 2-0 | +181491 |
| 4standard | 102 | Martin, Russ (1665) | Lost 0-2 | -151476 |
| 5standard | 120 | Dyvad, Alexander (1551) | Won 2-0 | +191495 |
| 6standard | 124 | Calcano, Christian (1903) | Won 2-0 | +251520 |
| 7standard | 40 | Cohen, Justin (1925) | Lost 1-2 | -111509 |
| 8standard | 129 | Chong, Adrian (1562) | Lost 1-2 | -171492 |
| 9standard | 338 | Martinez, Glenmar (1536) | Lost 0-2 | -171475 |
| top | average opponent: 1657record: 3-4 | new rating: 1475 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 209 | Anderson, Neil (1875) | Lost 0-2 | -111484 |
| 4standard | 306 | Sundholm, Peter (1593) | Won 2-0 | +201504 |
| 5standard | 249 | Krautmann, Wenzel (1795) | Lost 0-2 | -131491 |
| 6standard | 235 | Walker, Nicholas (1488) | Lost 1-2 | -181473 |
| top | average opponent: 1687record: 1-3 | new rating: 1473 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 87 | Kert, Caroline (1482) | Won 2-0 | +181513 |
| 3sealed | 122 | Fogarty, Joseph (1500) | Won 2-1 | +181531 |
| 4sealed | 24 | Hutchison, Daniel (1622) | Lost 1-2 | -171514 |
| 5sealed | 60 | Knox, Dru (1499) | Lost 1-2 | -181496 |
| 6sealed | 151 | Valencia, Omar (1450) | Won 2-1 | +171513 |
| 7sealed | 68 | Klesh, Hollee (1536) | Lost 1-2 | -181495 |
| top | average opponent: 1515record: 3-3 | new rating: 1495 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 383 | Holguin, Jose (1607) | Lost 1-2 | -161514 |
| 3standard | 602 | Subasi, Omer (1503) | Won 2-1 | +181532 |
| 4standard | 255 | Nagaishi, Bryan (1509) | Lost 0-2 | -191513 |
| 5standard | 607 | Haker, Steven (1500) | Lost 1-2 | -181495 |
| top | average opponent: 1530record: 1-3 | new rating: 1495 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1099 | Kopp, Dmetre (1500) | Won 2-0 | +171554 |
| 2sealed | 1043 | Mitchell, Michael (1397) | Lost 0-2 | -211533 |
| 3sealed | 1151 | Tucker, Merivel (1499) | Won 2-0 | +171550 |
| 4sealed | 1208 | He, Jennifer (1482) | Lost 1-2 | -191531 |
| 5sealed | 1187 | Wright, Logan (1500) | Won 2-1 | +181549 |
| 6sealed | 1161 | Li, Jiang (1538) | Lost 1-2 | -191530 |
| top | average opponent: 1486record: 3-3 | new rating: 1530 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Moline, David (1604) | Won 2-0 | +201520 |
| 2sealed | 215 | Alter, Scott (1508) | Lost 1-2 | -181502 |
| 3sealed | 354 | Muller, Robert (1499) | Won 2-1 | +181520 |
| 4sealed | 241 | Lederman, CJ (1582) | Lost 0-2 | -171503 |
| 5sealed | 380 | Coffield, Kyrie (1504) | Won 2-0 | +181521 |
| 6sealed | 283 | James, Neil (1514) | Won 2-0 | +181539 |
| 7sealed | 156 | Medaris, Michael (1511) | Won 2-0 | +171556 |
| 8sealed | 82 | Waldrop, Philip (1469) | Lost 0-2 | -191537 |
| top | average opponent: 1524record: 5-3 | new rating: 1537 | ||