Armstrong, Jacob
Current rating: 1485
Record: 3-4
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 8 | Harris, Eli (1550) | Won 2-0 | +191519 |
| 2standard | 113 | Kamperman, Forrest (1551) | Lost 0-1 | -181501 |
| 3standard | 430 | Rose, Erik (1483) | Lost 0-2 | -181483 |
| 4standard | 476 | Mayer, Scott (1539) | Lost 0-2 | -171466 |
| 5standard | 433 | Shannon, Dustin (1473) | Won 2-0 | +181484 |
| 6standard | 387 | Long, Matthew 2 (1520) | Won 2-1 | +191503 |
| 7standard | 264 | Rasch, Will (1498) | Lost 0-2 | -181485 |
| average opponent: 1516record: 3-4 | new rating: 1485 | |||