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Individual Calculations January 2020 |
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| Nefyurstok, Alon Total change: 6.40 | |   |
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| Israel Youth Championship U13 Qualifiers 2019 - South | Ashdod | ISR | 2019-12-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1344 | 1157 | 1.00 | 3 | 0.16 | 40 | 6.40 | |
|  Borodety, Itamar | | | 1465 | ISR | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Roytman, Yoel | | | 1438 | ISR | 1.00 | 1 | 0.84 | 40 | 33.60 | |  Edri, Dan | | | 1129 | ISR | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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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