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Rapid:
Individual Calculations January 2018 |
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| Fester, Ilay Total change: -15.60 | |   |
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| Israel Cadet Championship U9 Qualifier 2017 Center | Givatayim | ISR | 2017-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1244 | 1350 | 0.50 | 2 | -0.78 | 20 | -15.60 | |
|  Ostrovsky Berman, Noam | | | 1328 | ISR | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Dezent, Eyal | | | 1159 | ISR | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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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