Individual Calculations August 2023 |
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Cohen, Israel Total change: 37.60 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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13th Kiryat Ono Summer Festival Open B | Kiryat Ono | ISR | 2023-07-09 |
Rc | Ro | w | n | change | K | K*chg | Game |
1573 | 1340 | 1.50 | 5 | 0.36 | 40 | 14.40 | |
| Afek, Itay | | | 1655 | ISR | 0.50 | 1 | 0.36 | 40 | 14.40 | | Mirzayev, Sergey | | | 1748 | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | Tauber, Ori | | | 1409 | ISR | 0.00 | 1 | -0.40 | 40 | -16.00 | | David, Idan | | | 1508 | ISR | 0.50 | 1 | 0.22 | 40 | 8.80 | | Gradenwitz, Oded | | | 1546 | ISR | 0.50 | 1 | 0.26 | 40 | 10.40 | | 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) | | Peqiin Open International Tournament B | Pkin | ISR | 2023-07-24 |
Rc | Ro | w | n | change | K | K*chg | Game |
1431 | 1340 | 2.50 | 5 | 0.58 | 40 | 23.20 | |
| Dorfman, Michael | | | 1230 | ISR | 1.00 | 1 | 0.35 | 40 | 14.00 | | Sides, Noam | | | 1352 | ISR | 0.00 | 1 | -0.48 | 40 | -19.20 | | Ashkenazi, Dror | | | 1603 | ISR | 0.50 | 1 | 0.32 | 40 | 12.80 | | Shamir, Alon | | | 1484 | ISR | 0.50 | 1 | 0.19 | 40 | 7.60 | | Ermakov, Roman | | | 1487 | ISR | 0.50 | 1 | 0.20 | 40 | 8.00 | | 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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