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Individual Calculations January 2014 |
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| Porat, Hen Total change: 20.55 | |   |
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| Israel U18 Team Champ 2013 | various | ISR | 2013-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1883 | 1.50 | 2 | 0.22 | 15 | 3.30 | |
|  Raskin, Tal | | | 1632 | ISR | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Barak, Gil | | | 1905 | ISR | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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 National Champ 2013 Open | Ashdod | ISR | 2013-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 1883 | 2.00 | 7 | 1.15 | 15 | 17.25 | |
| | Vladimirsky, Mark | | | 2148 | ISR | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Kantsler, Boris | g | | 2283 * | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Reshef, Omer | | | 2253 | ISR | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Kobo, Ori | f | | 2283 * | ISR | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Gamayev, Oleg | | | 2198 | ISR | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Reprun, Nadejda | | | 2132 | ISR | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Maryasin, Boris | m | | 2283 * | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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