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Individual Calculations January 2010 |
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| Zelkind, Natalya Total change: -67.00 | |   |
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| World Senior Championship | Condino | ITA | 2009-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1851 | 1.50 | 9 | -2.68 | 25 | -67.00 | |
|  Zelkind, Eduard | f | | 2205 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Beltrami, Nerio | | | 2032 | ITA | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Cernea, Radu | | | 2064 | ROU | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Profaizer, Gino | | | 2068 | ITA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Zelkind, Simeon | | | 1780 | ISR | 0.50 | 1 | -0.10 | 25 | -2.50 | | | Kuhnert, Werner | | | 1541 | GER | 0.50 | 1 | -0.36 | 25 | -9.00 | | | Bortolotti, Silvano | | | 1791 | ITA | 0.50 | 1 | -0.08 | 25 | -2.00 | | | Gonzalo Gonzalez, Francisco | | | 1813 | ESP | 0.00 | 1 | -0.55 | 25 | -13.75 | | | Trifoni, Giorgio | | | 1639 | ITA | 0.00 | 1 | -0.77 | 25 | -19.25 | |
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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