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Individual Calculations September 2023 |
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| Shifrin, Yonatan Total change: 72.80 | |   |
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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 |
| 1291 | 1295 | 4.00 | 6 | 0.97 | 40 | 38.80 | |
|  Tavor, Itay | | | 1187 | ISR | 1.00 | 1 | 0.35 | 40 | 14.00 | |  Shwartz, Nachshon | | | 1118 | ISR | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Sapir, Omri | | | 1495 | ISR | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Ermakov, Roman | | | 1459 | ISR | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Regev, Berry | | | 1091 | ISR | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Viks, Ido | | | 1393 | ISR | 0.50 | 1 | 0.13 | 40 | 5.20 | |
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 |
| 1290 | 1295 | 3.00 | 4 | 0.85 | 40 | 34.00 | |
| | Berlad, Asaf | | | 1717 | ISR | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Zusman, Noa | | | 1241 | ISR | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Ribstein, Itael | | | 1053 | ISR | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Barazovsky, Tamar | | | 1147 | ISR | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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