Jacobson, Ben
Current rating: 1526
Record: 0-0 (GP) / 16-16-1 (professional)
| Pro Tour Chicago 1999 (extended) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 107 | Clegg, Daniel (1684) | Won 2-1 | +221488 |
| 2extended | 28 | Wilson, Gabriel (1598) | Won 2-1 | +201508 |
| 3extended | 2 | Burgner, Kurt (1500) | Won 2-0 | +181526 |
| 4extended | 3 | Ranks, Matthew (1532) | Won 2-1 | +181544 |
| 5extended | 4 | Maij, Rosario (1613) | Won 2-0 | +201564 |
| 6extended | 3 | Baberowski, Dirk (1785) | Lost 1-2 | -141550 |
| 7extended | 6 | O'Mahoney-Schwartz, Daniel (1686) | Lost 1-2 | -161534 |
| 8extended | 25 | Keady, Sean (1564) | Lost 1-2 | -171517 |
| 9extended | 32 | White, Mark (1542) | Won 2-1 | +181535 |
| 10extended | 22 | Wollpert, Worth (1639) | Lost 1-2 | -161519 |
| 11extended | 33 | Williams, David A (1708) | Won 2-0 | +211540 |
| 12extended | 25 | Vienneau, Matthew (1586) | Lost 1-2 | -171523 |
| 13extended | 29 | De Lucis, Mario (1660) | Won 2-0 | +211544 |
| 14extended | 27 | Cook, Cy (1564) | Lost 1-2 | -181526 |
| top | average opponent: 1619record: 8-6 | new rating: 1526 | ||
| Pro Tour London 1999 (UDS draft) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 7 | Momose, Kazuyuki (1500) | Lost 1-2 | -181486 |
| 2draft | 37 | Fuma, Masaharu (1486) | Won 2-0 | +181504 |
| 3draft | 88 | Batarseh, Sammy (1470) | Lost 0-2 | -191485 |
| 4draft | 66 | Tai, Ray (1482) | Won 2-1 | +181503 |
| 5draft | 52 | Ng, Chi Fai (1527) | Lost 1-2 | -171486 |
| 6draft | 75 | Peleg, Uri (1424) | Lost 1-2 | -201466 |
| top | average opponent: 1481record: 2-4 | new rating: 1466 | ||
| Pro Tour New York 1999 (Urza's block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 98 | Higa, James (1500) | Lost 0-2 | -181482 |
| 2block | 120 | Christoffersen, Bernt (1483) | Won 2-0 | +181500 |
| 3block | 50 | Cavey, Michael (1502) | Won 2-1 | +181518 |
| 4block | 31 | Guevin, Thomas (1549) | Won 2-0 | +191537 |
| 5block | 31 | Mitchell, Alex (1535) | Lost 0-2 | -181519 |
| 6block | 33 | Roe, Ryan (1535) | Won 2-0 | +181537 |
| 7block | 35 | Johnsen, Marius (1511) | ID | 01537 |
| 8block | 39 | Scanlon, Christopher (1535) | Won 2-0 | +181555 |
| 9block | 16 | Stoltzfus, Timothy (1564) | Won 2-0 | +181573 |
| 10block | 13 | Humpherys, David (1723) | Draw 1-1 | +31576 |
| 11block | 18 | Nessler, Michael (1521) | Lost 1-2 | -191557 |
| 12block | 25 | Bingen, Sturla (1606) | Lost 0-2 | -171540 |
| 13block | 32 | Ellis, Chad (1544) | Lost 1-2 | -181522 |
| 14block | 38 | Radonjic, Peter (1535) | Lost 0-2 | -181504 |
| top | average opponent: 1546record: 6-6-2 | new rating: 1504 | ||