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Individual Calculations April 2021 |
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| Rabinovich, Yoav Total change: -226.80 | |   |
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| Liga Ilit Lenoar 2021 Group B Rounds 2-3 | Various | ISR | 2021-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1611 | 0.00 | 2 | -0.21 | 40 | -8.40 | |
|  Katkov, Michelle | | wf | 2011 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Caspi, Nimi | | | 1939 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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 Youth Championship Finals 2021 U12 - Israel Eshel Memorial | Hakfar Hayarok | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1611 | 1.50 | 5 | -2.73 | 40 | -109.20 | |
|  Umanskiy, Stanislav | | | 1240 | ISR | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Azoulay, Yehonatan | | | 1561 | ISR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Perelman, Eric | | | 1211 * | ISR | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Fishov, Matan | | | 1211 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Goz, Shachar | | | 1218 | ISR | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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 |
| 1288 | 1611 | 1.50 | 5 | -2.73 | 40 | -109.20 | |
| | Umanskiy, Stanislav | | | 1240 | ISR | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Azoulay, Yehonatan | | | 1561 | ISR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Perelman, Eric | | | 1211 * | ISR | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Fishov, Matan | | | 1211 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Goz, Shachar | | | 1218 | ISR | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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