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Individual Calculations May 2023 |
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| Helfgott-Miron, Itamar Total change: 4.40 | |   |
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| Israel Youth Championship under 16- 2023 | Israel | ISR | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1518 | 3.00 | 8 | 0.66 | 40 | 26.40 | |
|  Kochavi, Dana | | | 1929 | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Blonder, Daniel | | | 1796 | ISR | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Abas, Sari | | | 1294 | ISR | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Leib, Yoni | | | 1705 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Laor, Jason Ethan | | | 1612 | ISR | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Soybert, Ori | | | 1784 | ISR | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Neumann, Amit | | | 1619 | ISR | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Duchan, Yoav | | | 1829 | ISR | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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) | | | | League Bet Tel Aviv 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1474 | 1510 | 0.00 | 1 | -0.55 | 40 | -22.00 | |
| | Sapir, Omri | | | 1474 | ISR | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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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