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Individual Calculations May 2023 |
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| Zemach, Nadav Total change: -5.40 | |   |
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| Israel Youth Championship under 18 2023 | Israel | ISR | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2395 | 5.50 | 9 | -1.15 | 10 | -11.50 | |
|  Gilad, Tomer | | | 1995 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Rozen, Eytan | m | | 2458 | ISR | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Gavriely, Or | | | 2000 | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Yaniv, Yuval | f | | 2359 | ISR | 0.00 | 1 | -0.55 | 10 | -5.50 | | | Levi, Or | | | 1883 | ISR | 1.00 | 1 | 0.04 | 10 | 0.40 | | | Guz, Ari | f | | 2318 | ISR | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Sherman, Reem | c | | 2126 | ISR | 0.00 | 1 | -0.83 | 10 | -8.30 | | | Levin, Guy | f | | 2419 | ISR | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Reches, Omer | | | 1820 | ISR | 1.00 | 1 | 0.02 | 10 | 0.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 Arzit League Merkaz 2023 7 | Israel | ISR | 2023-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2466 | 2388 | 1.00 | 1 | 0.61 | 10 | 6.10 | |
| | Zoler, Dan | g | | 2466 | ISR | 1.00 | 1 | 0.61 | 10 | 6.10 | |
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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