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Individual Calculations April 2021 |
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| Qasem, Muhamad Mody Total change: -16.00 | |   |
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| Liga Ilit Lenoar 2021 Group D Rounds 2-3 | Various | ISR | 2021-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1440 | 0.50 | 1 | 0.32 | 40 | 12.80 | |
|  Tamir, Roee | | | 1701 | ISR | 0.50 | 1 | 0.32 | 40 | 12.80 | |
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 |
| 1406 | 1440 | 3.50 | 7 | -0.36 | 40 | -14.40 | |
|  Abitbul, Matan | | | 1376 | ISR | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Ribstein, Orel | | | 1802 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Gilor, Amit | | | 1340 | ISR | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Kirsch, Yahel David | | | 1594 | ISR | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Krupnik, Benaya | | | 1142 | ISR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Magen, Ofek | | | 1346 | ISR | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Umanskiy, Stanislav | | | 1240 | ISR | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | Israel girls chess championship under 12 | Ashdod | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1406 | 1440 | 3.50 | 7 | -0.36 | 40 | -14.40 | |
| | Abitbul, Matan | | | 1376 | ISR | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Ribstein, Orel | | | 1802 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Gilor, Amit | | | 1340 | ISR | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Kirsch, Yahel David | | | 1594 | ISR | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Krupnik, Benaya | | | 1142 | ISR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Magen, Ofek | | | 1346 | ISR | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Umanskiy, Stanislav | | | 1240 | ISR | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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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