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Individual Calculations January 2019 |
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| Cohen, Eilam Total change: -52.80 | |   |
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| Artzit Youth League -East 2018/9 5-7 | Various | ISR | 2018-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1366 | 1526 | 1.50 | 3 | -0.62 | 40 | -24.80 | |
|  Fisher, Lidor | | | 1247 | ISR | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Ostrovsky Berman, Noam | | | 1431 | ISR | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Reifer, Dotan | | | 1419 | ISR | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | Israel Youth Championship U15 Qualifier 2018 Center | Kiryat Ono | ISR | 2018-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1528 | 1456 | 0.50 | 3 | -0.70 | 40 | -28.00 | |
| | Bialik, Eyal | | | 1555 | ISR | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Federovski, Yael | | | 1578 | ISR | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Sadka Darrell, Daria | | | 1451 | ISR | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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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