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Individual Calculations April 2021 |
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| Manyevich, Rom Total change: -101.84 | |   |
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| Liga Artzit Lenoar Gush Dan 2021 Group B Rounds 2-3 | Varilus | ISR | 2021-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1397 | 1.50 | 2 | 0.20 | 38 | 7.60 | |
|  Weisbuch, Ido | | | 1325 | ISR | 0.50 | 1 | -0.10 | 38 | -3.80 | |  Abozaed, Sajed | | | 1244 | ISR | 1.00 | 1 | 0.30 | 38 | 11.40 | |
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) | | | | Israel Youth Championship Finals 2021 U12 - Israel Eshel Memorial | Hakfar Hayarok | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1397 | 3.50 | 8 | -1.44 | 38 | -54.72 | |
| | Dezent, Eyal | | | 1620 | ISR | 0.00 | 1 | -0.22 | 38 | -8.36 | | | Perelman, Eric | | | 1136 | ISR | 0.00 | 1 | -0.82 | 38 | -31.16 | | | Doctori, Shimri Leshem | | | 1142 | ISR | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Gilor, Amit | | | 1340 | ISR | 1.00 | 1 | 0.42 | 38 | 15.96 | | | Kfir, Nadav | | | 1226 | ISR | 0.00 | 1 | -0.73 | 38 | -27.74 | | | Goz, Shachar | | | 1218 | ISR | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Taragan, Uri | | | 1383 | ISR | 0.00 | 1 | -0.52 | 38 | -19.76 | | | Abitbul, Matan | | | 1376 | ISR | 0.50 | 1 | -0.03 | 38 | -1.14 | |
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 |
| 1305 | 1397 | 3.50 | 8 | -1.44 | 38 | -54.72 | |
| | Dezent, Eyal | | | 1620 | ISR | 0.00 | 1 | -0.22 | 38 | -8.36 | | | Perelman, Eric | | | 1136 | ISR | 0.00 | 1 | -0.82 | 38 | -31.16 | | | Doctori, Shimri Leshem | | | 1142 | ISR | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Gilor, Amit | | | 1340 | ISR | 1.00 | 1 | 0.42 | 38 | 15.96 | | | Kfir, Nadav | | | 1226 | ISR | 0.00 | 1 | -0.73 | 38 | -27.74 | | | Goz, Shachar | | | 1218 | ISR | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Taragan, Uri | | | 1383 | ISR | 0.00 | 1 | -0.52 | 38 | -19.76 | | | Abitbul, Matan | | | 1376 | ISR | 0.50 | 1 | -0.03 | 38 | -1.14 | |
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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