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Individual Calculations July 2010 |
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| Ruderfer, Mark B Total change: -5.40 | |   |
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| ISR 2nd League Center 2010 | Various | ISR | 2010-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2350 | 2315 | 1.00 | 3 | -0.36 | 15 | -5.40 | |
|  Nisman, Boris I | m | | 2365 | RUS | 0.50 | 1 | 0.07 | 15 | 1.05 | |  Bar, Roman | m | | 2448 | ISR | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Blodstein, B. | | | 2236 | ISR | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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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