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Individual Calculations February 2013 |
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| Karagiannis, Georgios Total change: 19.65 | |   |
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| 2012 ESSNA Team championship under 12 - "Dimitris Siametis" | Attica | GRE | 2012-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1405 | 2.50 | 4 | 0.13 | 15 | 1.95 | |
|  Laspas, Antonios | | | 1266 | GRE | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Gkikas, Vasilios | | | 1564 | GRE | 0.50 | 1 | 0.21 | 15 | 3.15 | |  Grafakou, Sotiria-Aphrodite | | | 1386 | GRE | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Neroutsos, Dimitrios | | | 1099 | GRE | 1.00 | 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) | | | | 2013 Individual Championship of ESSNA U14 Open | Athens | GRE | 2012-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1601 | 1405 | 2.50 | 5 | 1.18 | 15 | 17.70 | |
| | Tsiros, Fragkiskos Vlasios | | | 1805 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Stamatis, Apostolos | | | 1425 | GRE | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Laspas, Panagiotis | | | 1633 | GRE | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Gkikas, Vasilios | | | 1564 | GRE | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Stavropoulos, Konstantinos | | | 1578 | GRE | 0.50 | 1 | 0.23 | 15 | 3.45 | | | * 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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