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Individual Calculations September 2021 |
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| Neeman, Ori Total change: -93.20 | |   |
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| Chess4all- Summer in Savyon A | Savyon | ISR | 2021-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1507 | 2.50 | 5 | 0.36 | 40 | 14.40 | |
|  Gavriely, Or | | | 1737 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Gradenwitz, Oded | | | 1623 | ISR | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Dezent, Eyal | | | 1672 | ISR | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Neumann, Amit | | | 1357 | ISR | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Eshkol, Lilian | | | 1429 | ISR | 0.50 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | Kiryat Ono Summer 2021 B | Kiryat Ono | ISR | 2021-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1262 | 1507 | 1.50 | 4 | -1.55 | 40 | -62.00 | |
| | Fishov, Matan | | | 1154 | ISR | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Helfgott-Miron, Itamar | | | 1147 | ISR | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Sapir, Omri | | | 1134 | ISR | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Menashe, Lior | | | 1612 | ISR | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | Liga Alef Hadarim 2021 Round 9 | Various | ISR | 2021-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1507 | 0.00 | 1 | -0.40 | 40 | -16.00 | |
| | Asherov, Aharon | | | 1576 | ISR | 0.00 | 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) | | | | Green Village Secondary Summer 2021 Tournament | Green Village | ISR | 2021-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1493 | 1.50 | 4 | -0.74 | 40 | -29.60 | |
| | Torres, Itamar | | | 1319 | ISR | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Eskenazi, Joy | | | 1728 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Gilev, Arthur | | | 1176 | ISR | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Zusman, Tal | | | 1543 | ISR | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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