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Individual Calculations February 2015 |
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| Grinberg, Eyal Total change: 29.60 | |   |
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| National Team Championship 2015 Round 1-4 | various | ISR | 2015-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2245 | 1.50 | 2 | 0.66 | 40 | 26.40 | |
|  Gelfer, Israel | f | | 2343 | ISR | 0.50 | 1 | 0.13 | 40 | 5.20 | |  Porat, Maya | | wm | 2267 | ISR | 1.00 | 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) | | | | Liga Ilit Noar 2014-15 playoffs | various | ISR | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 2245 | 1.00 | 1 | 0.08 | 40 | 3.20 | |
| | Ben Ari, Yannay | | | 1845 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | |
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