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Individual Calculations September 2023 |
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| Cohen, Israel Total change: -54.00 | |   |
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| 2023 Israeli team U14 championship, Nahum Naftali memorial | Afula | ISR | 2023-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1378 | 0.50 | 6 | -2.31 | 40 | -92.40 | |
|  Faust, Iftach | | | 1189 | ISR | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Ostrovsky Berman, Noam | | | 1729 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Dorfman, Michael | | | 1256 | ISR | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Kaner, Roy | | | 1373 | ISR | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Zingrov, Daniel | | | 1328 | ISR | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Belkovsky, Guy | | | 1616 | ISR | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | 50. rocnik turnaja mladeze - Memorial Ondreja Rintela | Bratislava - mestska cast Petrzalka ZS Cernysevskeho 8 | SVK | 2023-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1378 | 4.00 | 8 | 0.96 | 40 | 38.40 | |
| | Pongo, Aron | | | 1774 | SVK | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Ondreicka, Roman | | | 1539 | SVK | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Rachelova, Diana | | | 1158 | SVK | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Libich, Oliver | | | 1646 | SVK | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Hitka, Dominik | | | 1334 | SVK | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Compel, Daniel | | | 2112 | SVK | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Boros, David | | | 1377 | SVK | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Osvald, David | | | 1268 | SVK | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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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