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Individual Calculations April 2023 |
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| Kirsch, Yahel David Total change: 45.20 | |   |
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| Jeruchess Feb-March Weinstein System long game | Jerusalem | ISR | 2023-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1752 | 2.00 | 2 | 0.70 | 40 | 28.00 | |
|  Lukovski, Lev | | | 1644 | GER | 1.00 | 1 | 0.35 | 40 | 14.00 | |  Tsafrir, Itay | | | 1641 | ISR | 1.00 | 1 | 0.35 | 40 | 14.00 | |
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) | | | | League Alef Jerusalem 2023 5-6 | Israel | ISR | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1752 | 1.00 | 1 | 0.43 | 40 | 17.20 | |
| | Rothman, Shalom | | | 1700 | ISR | 1.00 | 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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