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Individual Calculations February 2023 |
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| Yao, Hanchi Total change: 170.00 | |   |
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| 32nd annual North American Open - U2300 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1618 | 3.00 | 7 | 1.56 | 40 | 62.40 | |
|  Creger V, Leo | | | 1915 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Olheiser, Gordon | | | 1984 | CAN | 0.50 | 1 | 0.40 | 40 | 16.00 | |  Hulse, Brian | f | | 1907 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Castro, Natalia Patricia | | wm | 1964 | COL | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Dowling, John | | | 1915 | USA | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Meng, Joshua | | | 1747 | USA | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Sethuraman, Roshan | | | 1664 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 14th annual Golden State Open - Major | Concord, CA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1643 | 2.00 | 4 | 1.33 | 40 | 53.20 | |
| | Grijalva, Richard | | | 2058 | USA | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Seitzer, Phillip | | | 1969 | USA | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Arutla, Aditya | | | 1939 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Sun, Kevin | | | 1777 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 SJCC Winter Championship | Milpitas, CA | USA | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1643 | 3.00 | 4 | 1.36 | 40 | 54.40 | |
| | Oza, Nikunj Chandrakant | | | 1668 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Pullela, Sricharan | | | 2010 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Karthi, Jashith | | | 1696 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Zhou, Ivan | | | 1540 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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