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Individual Calculations September 2009 |
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| Pitam, Ella Total change: -2.10 | |   |
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| ISR 2nd League North 2009 | Various | ISR | 2009-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2287 | 1.50 | 3 | -0.14 | 15 | -2.10 | |
|  Gleizer, Mark | f | | 2180 | ISR | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Pirik, Arkadi | | | 2168 | ISR | 0.00 | 1 | -0.66 | 15 | -9.90 | |  Lev, Ronen | g | | 2414 | ISR | 0.50 | 1 | 0.17 | 15 | 2.55 | |
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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