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Individual Calculations May 2023 |
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| David, Idan Total change: -30.80 | |   |
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| Israel Youth Girl Championship under 14 -2023 | Israel | ISR | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1575 | 1522 | 3.00 | 8 | -0.54 | 40 | -21.60 | |
|  Dezent, Eyal | | | 1841 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Landa, Rom | | | 1204 | ISR | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Berlad, Asaf | | | 1879 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Ostrovsky Berman, Noam | | | 1709 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Ravid, Gal | | | 1309 | ISR | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Taragan, Uri | | | 1761 | ISR | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Semo, Sagy | | | 1471 | ISR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Wolfovish, Daniel | | | 1426 | ISR | 1.00 | 1 | 0.37 | 40 | 14.80 | |
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 Bet Herzelia 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1542 | 0.50 | 1 | -0.23 | 40 | -9.20 | |
| | Klein, Eldad | | | 1364 | ISR | 0.50 | 1 | -0.23 | 40 | -9.20 | |
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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