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Individual Calculations January 2009 |
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| Halkis, Apostolos Total change: -32.00 | |   |
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| 90th Ambelokipi Open | Ambelokipi, Athens - Greece | GRE | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1843 | 2.00 | 5 | -1.28 | 25 | -32.00 | |
|  Vazelakis, Dimitrios | | | 2089 | GRE | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Soursos, Panayotis | | | 1648 | GRE | 0.00 | 1 | -0.75 | 25 | -18.75 | | | Efkarpidis, Stylianos | | | 1660 | GRE | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Paizis, Konstantinos | | | 1682 | GRE | 0.00 | 1 | -0.71 | 25 | -17.75 | | | Zaharopoulos, Dionisios | | | 1498 | GRE | 1.00 | 1 | 0.11 | 25 | 2.75 | |
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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