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Individual Calculations September 2021 |
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| Rubinstein, Dori Total change: -34.00 | |   |
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| Max Mit Memorial 2021 B | Rishon Lezion | ISR | 2021-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1401 | 1320 | 1.00 | 3 | -0.18 | 40 | -7.20 | |
|  Abuelhijaa, Fadi | | | 1521 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Sternfeld, Tomer | | | 1436 | ISR | 0.00 | 1 | -0.34 | 40 | -13.60 | |  Tzafir, Arik | | | 1246 | ISR | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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) | | | | Israeli team U14 championship, Nahum Naftali memorial | Afula | ISR | 2021-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1189 | 1320 | 2.00 | 4 | -0.67 | 40 | -26.80 | |
| | Tsaada, Liam | | | 1044 | ISR | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Williams, Oscar | | | 1345 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Sides, Noam | | | 1138 | ISR | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Linik, Daniel | | | 1227 | ISR | 1.00 | 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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