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Individual Calculations April 2021 |
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| Kfir, Nadav Total change: 163.20 | |   |
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| Israel Youth Championship Finals 2021 U12 - Israel Eshel Memorial | Hakfar Hayarok | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1226 | 4.50 | 8 | 2.04 | 40 | 81.60 | |
|  Ostrovsky Berman, Noam | | | 1573 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Fishov, Matan | | | 1205 | ISR | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Tsvieli, Boaz | | | 1132 | ISR | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Mendler, Omer | | | 1202 | ISR | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Manyevich, Rom | | | 1397 | ISR | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Shefer, Uri | | | 1471 | ISR | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Giller, Roy | | | 1580 | ISR | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Ribstein, Orel | | | 1626 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 girls chess championship under 12 | Ashdod | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1226 | 4.50 | 8 | 2.04 | 40 | 81.60 | |
| | Ostrovsky Berman, Noam | | | 1573 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Fishov, Matan | | | 1205 | ISR | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Tsvieli, Boaz | | | 1132 | ISR | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Mendler, Omer | | | 1202 | ISR | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Manyevich, Rom | | | 1397 | ISR | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Shefer, Uri | | | 1471 | ISR | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Giller, Roy | | | 1580 | ISR | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Ribstein, Orel | | | 1626 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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