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Individual Calculations July 2012 |
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| Protkin, Boris Total change: 19.20 | |   |
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| ISR 2nd League North 2012 | Various | ISR | 2012-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2043 | 3.50 | 5 | 1.28 | 15 | 19.20 | |
|  Bakalchuk, Johnatan | | | 2053 | ISR | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Kinberg, Ofer | | | 2108 | ISR | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Hasidovsky, Michael | | | 2134 | ISR | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Ronen, Israel | | | 2115 | ISR | 1.00 | 1 | 0.60 | 15 | 9.00 | |  Levine, Yonatan | | | 2016 | ISR | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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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