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Individual Calculations April 2021 |
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| Mendler, Omer Total change: 69.60 | |   |
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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 |
| 1293 | 1202 | 4.00 | 8 | 0.87 | 40 | 34.80 | |
|  Giller, Roy | | | 1580 | ISR | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Tsvieli, Boaz | | | 1132 | ISR | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Abitbul, Matan | | | 1376 | ISR | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Goz, Shachar | | | 1218 | ISR | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Kfir, Nadav | | | 1226 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Fishov, Matan | | | 1205 | ISR | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Gilor, Amit | | | 1340 | ISR | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Shachak, Ido | | | 1265 | ISR | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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 |
| 1293 | 1202 | 4.00 | 8 | 0.87 | 40 | 34.80 | |
| | Giller, Roy | | | 1580 | ISR | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Tsvieli, Boaz | | | 1132 | ISR | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Abitbul, Matan | | | 1376 | ISR | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Goz, Shachar | | | 1218 | ISR | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Kfir, Nadav | | | 1226 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Fishov, Matan | | | 1205 | ISR | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Gilor, Amit | | | 1340 | ISR | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Shachak, Ido | | | 1265 | ISR | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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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