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Individual Calculations September 2021 |
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| Willy, Stephen Total change: 0.00 | |   |
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| 2021 North American Youth Chess Championships - Open Under 12 | Chicago, Illinois | USA | 2021-08-17 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1661 | 0 | 4.00 | 8 | 0.00 | 1661 | | 0.00 | |
|  Yakupov, Daut | | | 1778 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Tang, Benjamin Benchen | | | 1565 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Tang, Austin | | | 1679 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Adewumi, Tanitoluwa | | | 1895 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Wang, Alexander J | | | 1497 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Min, Ryan | | | 1679 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Tang, Dylan | | | 1459 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Sripada, Havish | | | 1733 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | 53rd Annual Atlantic Open - Under 2100 | Reston, Virginia | USA | 2021-08-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1832 | 0 | 0.00 | 2 | 0.00 | 1032 | | 0.00 | |
| | Middaugh, Jon Scott | | | 1899 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Molodtsov, Konstantin | | | 1765 | USA | 0.00 | 1 | 0.00 | | 0.00 | |
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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