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Individual Calculations June 2021 |
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| Platnick, Elijah Samuel Total change: -41.20 | |   |
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| 2021 Illinois Youth Invitational | Schaumburg, Illinois | USA | 2021-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1876 | 1.50 | 4 | -1.03 | 40 | -41.20 | |
|  Ladan, Nicholas | | | 1884 | USA | 0.00 | 1 | -0.49 | 40 | -19.60 | |  Rao, Patrick | | | 1802 | USA | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Guha, Rohit | | | 1649 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Carey, Aidan M | | | 1764 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | |
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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