Magdaleno, Joseph
Current rating: 1542
Record: 34-34-1
| Grand Prix Oakland 2019 (modern) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 65 | Gonzalez, Juan Pablo (1623) | Lost 0-2 | -161476 |
| 2modern | 391 | Powell, Chris (1445) | Won 2-0 | +181494 |
| 3modern | 322 | Gonzales, Will (1645) | Won 2-0 | +211515 |
| 4modern | 322 | Lewsadder, Brian (1487) | Won 2-0 | +171532 |
| 5modern | 180 | Brunson, Damyan (1766) | Won 2-1 | +221554 |
| 6modern | 65 | Chelf, Ben (1474) | Won 2-0 | +171571 |
| 7modern | 42 | Lossett, Joe (1937) | Lost 1-2 | -121559 |
| 8modern | 97 | Garrett, Andre (1621) | Lost 1-2 | -171542 |
| top | average opponent: 1625record: 5-3 | new rating: 1542 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 139 | Plourde, Chase (1535) | Won 2-0 | +191500 |
| 4modern | 134 | Katayose, Shingo (1850) | Won 2-0 | +241524 |
| 5modern | 112 | Napolitano, David (1475) | Lost 0-2 | -191505 |
| 6modern | 1312 | Smith, Ian [CAN] (1560) | Won 2-1 | +191524 |
| 7modern | 150 | Sumulong, Miguel (1685) | Lost 0-2 | -151509 |
| 8modern | 165 | Roosa, Zach (1550) | Lost 1-2 | -171492 |
| top | average opponent: 1609record: 3-3 | new rating: 1492 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 193 | Stensvold, Ryan (1387) | Won 2-1 | +161497 |
| 2modern | 2121 | Churchill, Mike (1477) | Won 2-1 | +181515 |
| 4modern | 236 | Ongaro, Michael (1613) | Lost 1-2 | -161499 |
| 5modern | 235 | Mound, Josh (1501) | Lost 1-2 | -181481 |
| 6modern | 728 | Moore, Kheloneze (1404) | Won 2-1 | +161497 |
| 7modern | 315 | Skallerup, Josiah (1657) | Lost 1-2 | -151482 |
| 8modern | 693 | Sloan, Stephen (1576) | Won 2-0 | +201502 |
| 9modern | 416 | McMillan, Shelly (1345) | Lost 1-2 | -211481 |
| top | average opponent: 1495record: 4-4 | new rating: 1481 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 238 | Topham, Carruth (1481) | Won 2-0 | +181505 |
| 4modern | 140 | Tabrizi, Shawn (1543) | Lost 0-2 | -171488 |
| 5modern | 396 | Nakamura, Shuhei (2033) | Lost 0-2 | -91479 |
| 6modern | 367 | Marentes, Oscar (1510) | Lost 1-2 | -171462 |
| 7modern | 707 | McCartney, Ewan (1502) | Won 2-1 | +181480 |
| 8modern | 537 | Escobar, Alfonzo (1474) | Won 2-1 | +181498 |
| 9modern | 282 | Kim, John [USA] (1550) | Lost 0-2 | -171481 |
| top | average opponent: 1585record: 3-4 | new rating: 1481 | ||
| Grand Prix Houston 2010 (extended) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 108 | Miller, Cal R (1500) | Lost 1-2 | -171446 |
| 2extended | 194 | Reilly, Patrick (1482) | Won 2-1 | +191465 |
| 3extended | 171 | Hegedus, Jeffrey S (1500) | Won 2-0 | +181483 |
| 4extended | 149 | Brady, Hal (1533) | Won 2-0 | +191502 |
| 5extended | 87 | Geeo, Jacob (1537) | Won 2-0 | +191521 |
| 6extended | 61 | Daniel, Ray J (1547) | Draw 1-1 | 01521 |
| 7extended | 63 | Flodstrom-Sconce, Christian (1609) | Lost 1-2 | -161505 |
| 8extended | 99 | Baughier, David B (1535) | Lost 1-2 | -181487 |
| top | average opponent: 1530record: 4-3-1 | new rating: 1487 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 78 | King, Alex H (1500) | Lost 0-1 | -181479 |
| 2extended | 273 | Oliver, Ronald (1481) | Won 2-1 | +181497 |
| 3extended | 238 | Parker, Neil (1659) | Won 2-0 | +211518 |
| 4extended | 171 | Schreier, Todd (1493) | Lost 1-2 | -191499 |
| 5extended | 212 | Gellerman, Alex (1499) | Lost 0-2 | -181481 |
| 6extended | 271 | Sinclair, Andrew (1486) | Lost 0-2 | -181463 |
| top | average opponent: 1520record: 2-4 | new rating: 1463 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 17 | Thorlakson, Neil (1455) | Lost 1-2 | -201515 |
| 2extended | 225 | Baboussis, George (1543) | Won 2-1 | +191534 |
| 3extended | 160 | Jures, Robert (1500) | Lost 1-2 | -191515 |
| 4extended | 357 | Lyon, Fredrik (1483) | Lost 1-2 | -181497 |
| top | average opponent: 1495record: 1-3 | new rating: 1497 | ||
| Grand Prix Philadelphia 2008 (extended) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 258 | Kelley, Thomas E (1500) | Lost 1-2 | -191533 |
| 2extended | 277 | Govea, Ricky (1481) | Won 2-0 | +171550 |
| 3extended | 309 | Davey, Peter (1499) | Won 2-1 | +171567 |
| 4extended | 129 | Murphy, John (1574) | Won 2-0 | +181585 |
| 5extended | 128 | Kastner, Donald (1880) | Lost 0-2 | -121573 |
| 6extended | 165 | Hartman, Christopher (1548) | Lost 0-2 | -191554 |
| 7extended | 257 | Cayne, Avery (1483) | Lost 0-2 | -191535 |
| top | average opponent: 1566record: 3-4 | new rating: 1535 | ||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 175 | Keyes, Ronald W (1500) | Won 2-1 | +171552 |
| 2block | 72 | Martell, Tom (1664) | Lost 1-2 | -161536 |
| 3block | 146 | Bjerke, Anson (1482) | Lost 0-2 | -191517 |
| 4block | 271 | Vasquez, Stephen M (1481) | Lost 1-2 | -181499 |
| 5block | 261 | Haven, James (1465) | Won 2-0 | +171516 |
| 6block | 210 | Scanlan, Brian (1481) | Won 2-0 | +171533 |
| 7block | 158 | Laucke, Michael (1509) | Lost 1-2 | -181515 |
| 8block | 136 | Wegener, Jason M (1499) | Won 2-1 | +181533 |
| 9block | 106 | Corzine, Tim E (1609) | Won 0-0 | +191552 |
| top | average opponent: 1521record: 5-4 | new rating: 1552 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 204 | Tirado, Yefte (1500) | Won 2-0 | +181518 |
| 2extended | 127 | Spires, Roy R (1500) | Lost 0-2 | -181500 |
| 3extended | 216 | Tatum, Matthew (1465) | Lost 0-0 | -191481 |
| 4extended | 319 | Blackard, Joey (1482) | Won 2-0 | +181499 |
| 5extended | 183 | Aguirre, Andrew (1505) | Won 2-1 | +181517 |
| 6extended | 169 | Whitaker, Chance (1499) | Won 2-0 | +181535 |
| top | average opponent: 1492record: 4-2 | new rating: 1535 | ||