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Individual Calculations November 2017 |
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| Ehrlich, Roy Total change: -14.00 | |   |
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| Dov Porat Memorial 2017 Youth A | Ramat Gan | ISR | 2017-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1791 | 1928 | 3.50 | 5 | 0.15 | 40 | 6.00 | |
|  Zach, Asif | | | 1678 | ISR | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Levi, Netanel | | | 2113 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Levy, Zohar | | | 1707 | ISR | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Zemach, Nadav | | | 1655 | ISR | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Vaisgur, Alon | | | 1801 | ISR | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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) | | | | Liga Noar Ilit North 2017-18 Round 1-2 | various | ISR | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1928 | 0.50 | 2 | -0.50 | 40 | -20.00 | |
| | Shohat, Yotam | | | 2042 | ISR | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Caspi, Nimi | | | 1810 | ISR | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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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