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Individual Calculations January 2012 |
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| Ioannidis, Evgenios Total change: 4.50 | |   |
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| ESSNA under 16 team championship 2011 | Attica | GRE | 2011-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1901 | 2.00 | 3 | -0.48 | 15 | -7.20 | |
|  Alexiou, Dimitrios | | | 1626 | GRE | 0.00 | 1 | -0.83 | 15 | -12.45 | |  Alexakis, Georgios | | | 1605 | GRE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Vozikis, Antonios | | | 1657 | GRE | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | ESSNA under 12 team championship 2011 | Attica | GRE | 2011-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1901 | 1.00 | 1 | 0.33 | 15 | 4.95 | |
| | Kalofonos, Panayotis | | | 1778 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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) | | | | 4th Greek Youth Team Championship 2011 - Finals | Vrahati, Korinthos | GRE | 2011-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1901 | 4.00 | 4 | 0.45 | 15 | 6.75 | |
| | Grafakou, Sotiria-Aphrodite | | | 1501 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Doudoulakakis, Athanasios | | | 1501 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Petrakis, Stylianos | | | 1597 | GRE | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Alexakis, Georgios | | | 1605 | GRE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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