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Individual Calculations May 2021 |
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| Rosh, Itzhak Total change: -7.00 | |   |
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| Liga Bet Darom Shabbat 2021 Round 1 | Various | ISR | 2021-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1625 | 0.00 | 1 | -0.35 | 20 | -7.00 | |
|  Vainer, Natan | | | 1732 | ISR | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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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