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Individual Calculations January 2018 |
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| Ehrlich, Roy Total change: 51.60 | |   |
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| Mark Center Autumn 2017 A | Tel Aviv | ISR | 2017-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 1928 | 4.50 | 7 | 1.28 | 40 | 51.20 | |
|  Zilbershtein, Victor | | | 1771 | ISR | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Philosoph, Assi | | | 2171 | ISR | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Axelrod, Arie | f | | 2321 | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Amit, Eli | | | 2074 | ISR | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Yaniv, Yuval | | | 1857 | ISR | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Bar-Or, Ornan | | | 1887 | ISR | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Vaserman, Eduard | | | 1721 | ISR | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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 5-7 | various | ISR | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 1920 | 1.00 | 3 | 0.01 | 40 | 0.40 | |
| | Gorshtein, Ido | | | 2271 | ISR | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Tzidkiya, Yeshaayahu | | | 2069 | ISR | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Levy, Zohar | | | 1861 | ISR | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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) | | |
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