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Individual Calculations April 2009 |
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| Boruchovsky, Avital Total change: 2.70 | |   |
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| Israel U20 League 2009 | Various | ISR | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 2079 | 3.00 | 6 | 0.18 | 15 | 2.70 | |
|  Chikman, Alan | | | 1969 | ISR | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Kirichenko, Alex | | | 2040 | ISR | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Sidorenko, Ilya | | | 2370 | ISR | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Porat, Mordehi | | | 1953 | ISR | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Givon, Asaf | | | 2101 | ISR | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Zak, Uri | | | 2205 | ISR | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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