Castellan, Christopher
Current rating: 1451
Record: 10-14-1
| Grand Prix Richmond 2019 (ELD standard) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 36 | Johnson, Marquis (1612) | Lost 1-2 | -161487 |
| 2standard | 146 | Skamagos, Steve (1480) | Lost 1-2 | -181469 |
| 3standard | 255 | Black, Robert 140 (1466) | Draw 1-1 | 01469 |
| 4standard | 266 | Seraballs, Ruben (1470) | Lost 0-2 | -181451 |
| top | average opponent: 1507record: 0-3-1 | new rating: 1451 | ||
| Grand Prix Cleveland 2019 (RNA limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Bragg, Kyle (1535) | Won 2-0 | +191487 |
| 2sealed | 79 | Casper, Nicholas (1519) | Lost 0-2 | -171470 |
| 3sealed | 474 | Reddington, Beau (1501) | Won 2-0 | +191489 |
| 4sealed | 256 | Rowe, Ryan (1615) | Lost 1-2 | -161473 |
| 5sealed | 305 | Green, Jeff (1820) | Won 2-1 | +241497 |
| 6sealed | 251 | Smith, Andrew 0268 (1557) | Won 2-0 | +191516 |
| 7sealed | 250 | Helbig, Drew (1774) | Lost 0-2 | -131503 |
| top | average opponent: 1617record: 4-3 | new rating: 1503 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 33 | Johnson, Angelique (1548) | Won 2-0 | +191503 |
| 2standard | 38 | Lu, Jason (1448) | Lost 0-2 | -191484 |
| 3standard | 517 | Reinhardt, Logan (1452) | Won 2-1 | +181502 |
| 4standard | 379 | Hanes, Ben (1521) | Lost 1-2 | -181484 |
| 5standard | 340 | Perciavalle, Chris (1526) | Lost 1-2 | -171467 |
| 6standard | 541 | Erb, Paul (1480) | Won 2-1 | +181485 |
| 7standard | 418 | Hammes, James (1555) | Lost 0-2 | -171468 |
| top | average opponent: 1504record: 3-4 | new rating: 1468 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 306 | Bloom, Joshua (1500) | Lost 0-2 | -181482 |
| 2standard | 362 | Hutton, Matthew (1484) | Won 2-0 | +181500 |
| 3standard | 370 | Woo, Paul (1721) | Lost 0-2 | -141486 |
| 4standard | 562 | Caudill, James (1348) | Lost 1-2 | -211465 |
| 5standard | 576 | Stanley, Todd (1468) | Won 2-0 | +191484 |
| 6standard | 552 | Howard, Craig (1415) | Won 2-1 | +161500 |
| 7standard | 387 | Cooper, Russell (1596) | Lost 1-2 | -161484 |
| top | average opponent: 1505record: 3-4 | new rating: 1484 | ||