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Individual Calculations November 2015 |
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| Kochavi, Ori Total change: 17.20 | |   |
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| Dov Porat Memorial 2015 Youth A | Ramat Gan | ISR | 2015-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1693 | 1.50 | 5 | -0.06 | 40 | -2.40 | |
|  Adar, Idan | | | 2060 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Ben Ari, Yannay | | | 1832 | ISR | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Zemach, Roee | | | 1781 | ISR | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Yaniv, Ori | | | 1701 | ISR | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Landau, Amit | | | 1860 | ISR | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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) | | | | Liga Ilit Noar Tzafon 2015 Round 1-2 | various | ISR | 2015-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1878 | 1693 | 1.00 | 2 | 0.49 | 40 | 19.60 | |
| | Cohen, Itay | | | 1900 | ISR | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Gorshtein, Ido | | | 1856 | ISR | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | |
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