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Individual Calculations April 2013 |
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| Fregidis, Nikolaos Total change: -12.15 | |   |
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| 9th Spring open Kalamarias | Thessaloniki | GRE | 2013-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1618 | 0.50 | 3 | -0.81 | 15 | -12.15 | |
|  Gountras, Klearhos | | | 1991 | GRE | 0.00 | 1 | -0.10 | 15 | -1.50 | |  Batsi, Lida | | | 1374 | GRE | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Lekatis, Ioannis | | | 1684 | GRE | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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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