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Individual Calculations January 2016 |
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| Stamelos, Grigorios Total change: -69.20 | |   |
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| 8th youth U16 team championship of ESSNA 2015 | Attica | GRE | 2015-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1124 | 1263 | 0.50 | 1 | -0.19 | 40 | -7.60 | |
|  Papahristodoulou, Stylianos | | | 1124 | GRE | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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 Attica youth U12 team championship - final 8 | Athens | GRE | 2015-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1131 | 1272 | 0.50 | 3 | -1.54 | 40 | -61.60 | |
| | Katsikas, Konstantinos | | | 1004 | GRE | 0.00 | 1 | -0.83 | 40 | -33.20 | |  Papahristodoulou, Stylianos | | | 1124 | GRE | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Sigalas, Christos | | | 1264 | GRE | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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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