Helwig, Andrew
Current rating: 1461
Record: 5-7
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 95 | Schick, Mark (1585) | Lost 0-2 | -171519 |
| 2sealed | 714 | McGee, Mark (1320) | Lost 1-2 | -211498 |
| 3sealed | 873 | Chen, John (1496) | Lost 1-2 | -181480 |
| 4sealed | 884 | Lang, Justin (1444) | Lost 1-2 | -191461 |
| average opponent: 1461record: 0-4 | new rating: 1461 | |||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 296 | Van Meeteren, Carl (1500) | Won 2-0 | +181518 |
| 2standard | 190 | Hersom, Dennis j (1518) | Won 2-0 | +181536 |
| 3standard | 88 | Bertelsen, Nathan (1751) | Lost 1-2 | -141522 |
| 4standard | 330 | Barnum, Tyler (1491) | Won 2-0 | +171539 |
| 5standard | 218 | Sconci, Jacob (1456) | Lost 1-2 | -191520 |
| 6standard | 200 | Brozowski, Robert M (1486) | Won 2-1 | +171537 |
| 7standard | 137 | De Groat, Hank (1545) | Won 2-0 | +181555 |
| 8standard | 93 | Casey, John 2 (1499) | Lost 0-2 | -191536 |
| average opponent: 1531record: 5-3 | new rating: 1536 | |||