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Individual Calculations May 2015 |
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| Dermitzakis, Dimitrios Total change: -29.20 | |   |
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| 2015 ESSNA team championship - B Category | Attica | GRE | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1147 | 1284 | 3.00 | 4 | 0.29 | 40 | 11.60 | |
|  Magoulas, Dionisis | | | 1117 | GRE | 1.00 | 1 | 0.28 | 40 | 11.20 | |  Mastellos, Georgios | | | 1117 | GRE | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Kontopanagos, Ioannis | | | 1301 | GRE | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Koutis, Pavlos | | | 1053 | GRE | 0.00 | 1 | -0.79 | 40 | -31.60 | |
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) | | | | 2015 youth championhips ESSNA - open 12 | Athens | GRE | 2015-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1106 | 1238 | 1.00 | 3 | -1.02 | 40 | -40.80 | |
| | Nomikos, Giorgos | | | 1076 | GRE | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Fotiadis, Filippos | | | 1109 | GRE | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Charalampidis, Vasilios | | | 1132 | GRE | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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