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Individual Calculations January 2018 |
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| Gorshtein, Ido Total change: 60.40 | |   |
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| Mark Center Autumn 2017 A | Tel Aviv | ISR | 2017-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2184 | 5.00 | 7 | 1.43 | 40 | 57.20 | |
|  Guz, Ari | | | 1784 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Marcovici, Adrian | | | 1928 | ISR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Kudischewitsch, David | m | | 2351 | RUS | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Zilberman, Yaacov | g | | 2364 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Tzidkiya, Yeshaayahu | | | 2126 | ISR | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Axelrod, Arie | f | | 2321 | ISR | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Zak, Uriel | m | | 2255 | ISR | 0.50 | 1 | 0.10 | 40 | 4.00 | | | * 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) | | | | Liga Noar Ilit North 2017-18 Round 5-7 | various | ISR | 2017-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2271 | 2.00 | 3 | 0.08 | 40 | 3.20 | |
| | Ehrlich, Roy | | | 1920 | ISR | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Poleg, Dan | f | | 2268 | ISR | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Globus, Or | | | 2253 | ISR | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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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