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Individual Calculations July 2023 |
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| Sun, Ryan Total change: 20.80 | |   |
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| 91st Massachusetts Open | Westford, MA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 2143 | 4.50 | 6 | -0.38 | 40 | -15.20 | |
|  Zheng, Jason | | | 1803 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Van Veelen, Thomas | | | 2053 | NED | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Kilari, Dattasai | | | 1754 | USA | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Su, Jasmine Zhixin | | | 1913 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | He, Levon | | | 1894 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Yadawad, Ansh | | | 1818 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | |
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) | | | | 16th annual Philadelphia International | Philadelphia, PA | USA | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2228 | 2137 | 4.50 | 9 | 0.90 | 40 | 36.00 | |
| | Cordova, Emilio | g | | 2543 | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Goli, Sandhya | | wc | 1907 | IND | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Salinas Herrera, Pablo | g | | 2486 | CHI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Kudryavtsev, Vadim | | | 1934 | RUS | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Leiva, Giuseppe | m | | 2405 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Paragua, Megan Althea | | | 1900 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Perrine, Dalton | f | | 2228 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Flores Quillas, Diego Saul Rodri | m | | 2353 | PER | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Zhang, Yuanchen | m | | 2293 | CAN | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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) | | |
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