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Individual Calculations September 2023 |
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| Kats, Itay Total change: -135.60 | |   |
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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 |
| 1270 | 1369 | 1.00 | 4 | -1.53 | 40 | -61.20 | |
|  Shilo, Michael | | | 1215 | ISR | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Doctori, Shimri Leshem | | | 1306 | ISR | 0.00 | 1 | -0.59 | 40 | -23.60 | |  Shimon, Evyatar | | | 1167 | ISR | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Viks, Ido | | | 1393 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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) | | | | Israeli Team Championship under 18- 2023 | Rishon le Zion | ISR | 2023-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1369 | 1.00 | 5 | -1.86 | 40 | -74.40 | |
| | Lapushnian, Maya | | | 1572 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Klimchuk, Georgiy | | | 1375 | RUS | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Tavor, Itay | | | 1187 | ISR | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Keren, Roy | | | 1235 | ISR | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Kelsi, Michael | | | 1207 | ISR | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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) | | |
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