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Individual Calculations May 2015 |
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| Psaila, Mario Total change: -3.00 | |   |
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| XYChess Easter Invitation | Gzira | MLT | 2015-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1844 | 3.00 | 5 | -0.15 | 20 | -3.00 | |
|  Stigter, Jan Wouter | | | 1464 | MLT | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Winter, Malcolm J | | | 1608 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Psaila, Clarence | | | 2063 | MLT | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Sammut, Ron | | | 1776 | MLT | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Lacaba Jr., Vincent | | | 1746 | MLT | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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