De Arco, Carlos
Current rating: 1583
Record: 23-20-1
| Grand Prix Costa Rica 2016 (SOI standard) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 48 | Menendez, Christian (1652) | Won 2-0 | +191621 |
| 2standard | 57 | Pichardo, Luis (1630) | Lost 0-2 | -181603 |
| 3standard | 129 | Aubin, Maxime (1515) | Lost 0-2 | -191584 |
| 4standard | 210 | Aguilar, Kevin (1481) | Won 2-1 | +161600 |
| 5standard | 134 | Moran Vasquez, Belisario (1636) | Lost 0-2 | -171583 |
| 6standard | 165 | Shukla, Neeraj (1544) | Won 2-1 | +171600 |
| 7standard | 125 | Sclauzero, Joseph (1859) | Lost 0-2 | -131587 |
| 8standard | 159 | Quesada, Allan (1482) | Lost 1-2 | -201567 |
| 9standard | 155 | Cruz Aguilar, Alejandro Manuel (1467) | Won 2-1 | +161583 |
| top | average opponent: 1585record: 4-5 | new rating: 1583 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 147 | Washington, William (1433) | Won 2-0 | +171503 |
| 2standard | 271 | Menagh, Joe (1546) | Won 2-0 | +191522 |
| 3standard | 343 | Li, Jinlin (1591) | Lost 0-2 | -171505 |
| 4standard | 609 | Campbell, Neil (1519) | Draw 1-1 | 01505 |
| 5standard | 460 | Braun, Thomas (1517) | Won 2-0 | +181523 |
| 6standard | 280 | Wakelee, Mike (1593) | Won 2-1 | +201543 |
| 7standard | 174 | Shoff, David (1551) | Won 2-0 | +181561 |
| 8standard | 117 | Halmagyi, Joshua (1492) | Lost 1-2 | -201541 |
| 9standard | 223 | Van Kleeck, Ryan (1567) | Won 2-0 | +191560 |
| 10standard | 142 | MacLean, Stuart (1578) | Lost 1-2 | -181542 |
| 11standard | 214 | Clinton, Jamal (1492) | Lost 0-2 | -191523 |
| 12standard | 236 | Ratajczak, Matthew (1665) | Won 2-1 | +211544 |
| 13standard | 189 | Rianhard, Cain (1648) | Won 2-0 | +201564 |
| 14standard | 139 | Ogier, James (1710) | Won 2-1 | +201584 |
| 15standard | 109 | Magnus, Sean (1580) | Won 2-0 | +181602 |
| top | average opponent: 1565record: 10-4-1 | new rating: 1602 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 148 | Stone, Preston (1513) | Lost 1-2 | -191503 |
| 3sealed | 399 | Buchanan, Patrick (1500) | Won 2-1 | +181521 |
| 4sealed | 207 | Brower, Wesley (1499) | Lost 0-2 | -181503 |
| 5sealed | 354 | Standlee, Chancey (1551) | Lost 0-2 | -171486 |
| top | average opponent: 1516record: 1-3 | new rating: 1486 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 72 | Tyree, Zachariah (1545) | Lost 1-2 | -171432 |
| 2standard | 347 | Ruiz Leong, David (1518) | Lost 1-2 | -161416 |
| 3standard | 566 | Blankenship, Freddie (1463) | Won 2-0 | +191435 |
| 4standard | 603 | Figueroa, Christian (1482) | Won 2-1 | +191454 |
| 5standard | 365 | Nadim, Hazem (1495) | Won 2-1 | +181472 |
| 6standard | 338 | Efland, Zach (1751) | Won 2-0 | +231495 |
| 7standard | 214 | Thompson, Gerry (1896) | Won 2-1 | +251520 |
| 8standard | 123 | Marchica, Vincent (1532) | Won 2-1 | +181538 |
| 9standard | 102 | Winger, Michael (1599) | Lost 1-2 | -161522 |
| top | average opponent: 1587record: 6-3 | new rating: 1522 | ||
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Potes, Julio (1500) | Lost 1-2 | -181482 |
| 3sealed | 94 | Harvey, Claude (1517) | Lost 0-2 | -171465 |
| 4sealed | 120 | Carballo, Andres (1501) | Lost 0-2 | -181447 |
| 5sealed | 144 | Lopez, Eder (1482) | Won 2-1 | +191466 |
| 6sealed | 120 | Garita, Jose David (1466) | Lost 1-2 | -181448 |
| 7sealed | 116 | Cascante Marin, Paolo (1480) | Won 2-0 | +191467 |
| 8sealed | 98 | Castro, Mario (1465) | Lost 1-2 | -181449 |
| top | average opponent: 1487record: 2-5 | new rating: 1449 | ||