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Individual Calculations May 2023 |
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| Ribstein, Itael Total change: 12.80 | |   |
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| Israel Youth Girl Championship under 12 2023 | Israel | ISR | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1028 | 1.00 | 3 | 0.50 | 40 | 20.00 | |
|  Khairova, Evelina | | | 1435 | ISR | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Eden, Dana | | | 1126 | ISR | 0.00 | 1 | -0.37 | 40 | -14.80 | |  Levitan, Liel | | | 1489 | ISR | 0.00 | 1 | -0.05 | 40 | -2.00 | |
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) | | | | Rishon Lezion winter tour 2023 second | Rishon le Zion | ISR | 2023-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1028 | 0.00 | 1 | -0.18 | 40 | -7.20 | |
| | Shimon, Tom | | | 1288 | ISR | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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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