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Individual Calculations September 2021 |
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| Ren, Jesse Total change: 78.80 | |   |
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| 2nd Annual John D. Rockefeller III National Tournament of Elementary School State Champions | Cherry Hill, New Jersey | USA | 2021-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1614 | 0.00 | 1 | -0.42 | 40 | -16.80 | |
|  Golsefidy, Sepehr | | | 1673 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | |
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) | | | | 16th Annual Indianapolis Open - Under 2100 | Indianapolis, Indiana | USA | 2021-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1632 | 3.00 | 4 | 2.39 | 40 | 95.60 | |
|  Dowd, Patrick | | | 1931 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Ganesan, Ishaar Perumal | | | 1895 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Nguyen, James L | | | 1931 | USA | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Randall, Gordon Jamall | | | 1956 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | |
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) | | |
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