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Individual Calculations January 2013 |
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| Kokkalis, Haralabos Total change: 2.25 | |   |
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| 7th Youth Team U12 Championship of ESSTH-HALK | Thessaloniki | GRE | 2012-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1694 | 2.50 | 3 | 0.69 | 15 | 10.35 | |
|  Samakas, Anastasios | | | 1480 | GRE | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Dalipis, Nikolaos | | | 1564 | GRE | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Giannoulakis, Labros | | | 1796 | GRE | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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) | | | | 2012 Greek Youth U16 Team Championship - Finals | Patra | GRE | 2012-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1700 | 2.50 | 4 | -0.54 | 15 | -8.10 | |
| | Makris, Spyridon-Dionysios | | | 1300 * | GRE | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Apostolakakis, Konstantinos | | | 1776 | GRE | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Stefanatos, Gerasimos | | | 1463 | GRE | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Bakis, Apollon Fivos | | | 1300 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | * 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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