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Individual Calculations August 2023 |
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| Kosich, Lesia Total change: -36.20 | |   |
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| 2023 Israeli National Women League | Israel | ISR | 2023-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 1648 | 0.00 | 1 | -0.04 | 20 | -0.80 | |
|  Vovinkina, Natalia | | | 2139 | ISR | 0.00 | 1 | -0.04 | 20 | -0.80 | |
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) | | | | 13th Kiryat Ono Summer Festival Open B | Kiryat Ono | ISR | 2023-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1602 | 1648 | 1.00 | 5 | -1.77 | 20 | -35.40 | |
| | Faust, Roi | | | 1832 | ISR | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Afek, Itay | | | 1655 | ISR | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Shifrin, Evgeny | | | 1716 | ISR | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Tauber, Ori | | | 1409 | ISR | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Golan, Ori | | | 1399 | ISR | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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) | | |
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