Buddensiek, Peter
Current rating: 1592
| Grand Prix Reno 2020 (THB limited) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 119 | Yang, Mingjun (1491) | Won 2-0 | +161600 |
| 3sealed | 60 | Chen, Jacob (1685) | Won 2-0 | +201620 |
| 4sealed | 12 | Gottstein, Jeff (1747) | Lost 0-2 | -161604 |
| 5sealed | 115 | Chrobak, Mike (1606) | Lost 1-2 | -181586 |
| 6sealed | 115 | Dedrick, John (1844) | Won 2-1 | +231609 |
| 7sealed | 68 | Monge, Jose (1678) | Lost 1-2 | -171592 |
| top | average opponent: 1675record: 3-3 | new rating: 1592 | ||
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 68 | Werbelow, Chase (1462) | Lost 0-2 | -201553 |
| 3pioneer | 389 | Chinn, Kenny (1500) | Won 2-0 | +171570 |
| 4pioneer | 263 | Kimball, Patrick (1820) | Won 2-0 | +221592 |
| 5pioneer | 147 | Martin Jr., Charles (1543) | Won 2-1 | +171609 |
| 6pioneer | 132 | Sun, John (1599) | Won 2-1 | +181627 |
| 7pioneer | 34 | Poulin-Belanger, Felix (1542) | Lost 0-2 | -201607 |
| 8pioneer | 92 | Kauffman, Thomas (1570) | Won 2-1 | +181625 |
| 9pioneer | 95 | Barjas, Donald (1583) | Lost 1-2 | -191606 |
| 10pioneer | 3072 | Schlesinger, Gal (1902) | Won 2-1 | +231629 |
| 11pioneer | 3062 | Mundt, Alan (1589) | Won 2-1 | +171646 |
| 12pioneer | 3034 | Weber, Brian (1717) | Lost 1-2 | -161630 |
| 13pioneer | 3049 | Ross, Tom (1967) | Lost 1-2 | -121618 |
| 14pioneer | 3076 | Shafer, Will (1634) | Lost 1-2 | -181600 |
| 15pioneer | 3078 | Eubank, Cory (1721) | Lost 0-2 | -161584 |
| top | average opponent: 1654record: 7-7 | new rating: 1584 | ||
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 112 | Castillo, Eduardo (1640) | Won 2-1 | +211521 |
| 2modern | 117 | Banaszek, Rory (1529) | Won 2-1 | +181539 |
| 3modern | 195 | Zhang, Yuxuan (1763) | Won 2-1 | +221561 |
| 4modern | 90 | Frye, Jeremy (1759) | Lost 1-2 | -151546 |
| 5modern | 340 | Knapp, Jace (1592) | Lost 0-2 | -171529 |
| 6modern | 311 | Kotwica, Ron (1796) | Won 2-1 | +231552 |
| 7modern | 213 | Worden, Corey (1376) | Won 2-1 | +151567 |
| 8modern | 175 | Flores, David (1465) | Won 2-1 | +161583 |
| 9modern | 63 | Mack, Shaun (1631) | Won 2-0 | +191602 |
| 10modern | 2087 | Kelly, Jeff (1714) | Lost 1-2 | -161586 |
| 11modern | 2128 | Carisse, Simon (1620) | Won 2-0 | +181604 |
| 12modern | 2102 | Woo, Travis (2027) | Lost 1-2 | -101594 |
| 13modern | 2086 | Kelley, Fred (1464) | Lost 0-2 | -211573 |
| 14modern | 2109 | Azadian, Shaunt (1560) | Won 2-1 | +181591 |
| 15modern | 2084 | Masumoto, Ken (1561) | Lost 1-2 | -181573 |
| top | average opponent: 1633record: 9-6 | new rating: 1573 | ||