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Individual Calculations May 2012 |
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| Ben Porat, Tal Total change: -44.25 | |   |
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| Quarter Final 2012 Herzlia B | Herzlia | ISR | 2012-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1783 | 1855 | 3.00 | 9 | -2.22 | 15 | -33.30 | |
|  Klar, Nir | | | 2007 | ISR | 0.00 | 1 | -0.30 | 15 | -4.50 | |  Bakalchuk, Johnatan | | | 2053 | ISR | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Rotshtein, Maxim | | | 1752 | ISR | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Lahav, Doron | | | 1559 | ISR | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Philosoph, Assi | | | 1976 | ISR | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Yerushalmi, Eran | | | 1770 | ISR | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Bernshtein, Tomer | | | 1872 | ISR | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Miltin, Zvi | | | 1559 | ISR | 0.00 | 1 | -0.85 | 15 | -12.75 | | | Barila, Daniel | | | 1495 | ISR | 1.00 | 1 | 0.10 | 15 | 1.50 | |
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) | | | | Israel U20 Champ 2012 | Tel Aviv | ISR | 2012-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1855 | 1.50 | 7 | -0.73 | 15 | -10.95 | |
| | Elbaum, Almog | | | 2060 | ISR | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Levine, Yonatan | | | 2016 | ISR | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Ben Artzi, Ido | | | 2255 * | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kraus, Ohad | | | 2017 | ISR | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Dvir, Ofir | | | 2054 | ISR | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Haitovich, Avital | | | 1875 | ISR | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Tifferet, Shaked | | | 1768 | ISR | 0.00 | 1 | -0.62 | 15 | -9.30 | | | * 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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