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Individual Calculations August 2023 |
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| Jin, Austin Total change: 143.28 | |   |
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| 51st annual World Open - Open | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 1723 | 3.00 | 9 | 1.85 | 36 | 66.60 | |
|  Ho, Cooper | | | 2097 | USA | 0.00 | 1 | -0.10 | 36 | -3.60 | |  Colding, Ernest P | | | 1985 | USA | 1.00 | 1 | 0.82 | 36 | 29.52 | | | Rogers, Norman | f | | 2056 | USA | 1.00 | 1 | 0.88 | 36 | 31.68 | | | Shanmugasundaram, Rajesh | | | 2165 | IND | 0.50 | 1 | 0.44 | 36 | 15.84 | | | Dominguez, Jose | m | | 2155 | DOM | 0.50 | 1 | 0.43 | 36 | 15.48 | | | Tanenbaum, Zachary | c | | 2247 | USA | 0.00 | 1 | -0.03 | 36 | -1.08 | | | Winslow, Elliott Charles | m | | 2025 | USA | 0.00 | 1 | -0.15 | 36 | -5.40 | | | Sammons, Evan | | | 1985 | USA | 0.00 | 1 | -0.18 | 36 | -6.48 | | | Qin, Vincent | | | 1908 | USA | 0.00 | 1 | -0.26 | 36 | -9.36 | |
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) | | | | The 1st Annual DMV Open | Sterling, Virginia | USA | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1786 | 1.50 | 4 | -0.06 | 36 | -2.16 | |
| | Jianchao, Zhou | g | | 2540 | CHN | 0.00 | 1 | 0.00 | 36 | 0.00 | | | Andy, Yue | | | 1697 | USA | 1.00 | 1 | 0.38 | 36 | 13.68 | | | Kevin, Su | | | 1883 | USA | 0.00 | 1 | -0.37 | 36 | -13.32 | | | Philip, M Collier | | | 1733 | USA | 0.50 | 1 | -0.07 | 36 | -2.52 | |
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) | | | | 28th annual Pacific Coast Open - Premier | Van Nuys, CA | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 1786 | 3.50 | 6 | 2.19 | 36 | 78.84 | |
| | Golsefidy, Sepehr | | | 1877 | USA | 0.50 | 1 | 0.12 | 36 | 4.32 | | | Wu, Nathan Ping-Ying | | | 1846 | CAN | 1.00 | 1 | 0.58 | 36 | 20.88 | | | Ward, Noah | | | 2273 | USA | 0.50 | 1 | 0.46 | 36 | 16.56 | | | Wang, Jeffery | | | 2122 | USA | 0.50 | 1 | 0.38 | 36 | 13.68 | | | Harrison, Joshua A | | | 1960 | USA | 0.50 | 1 | 0.23 | 36 | 8.28 | | | Sterin, Ilya | | | 2185 | USA | 0.50 | 1 | 0.42 | 36 | 15.12 | |
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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