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Individual Calculations February 2013 |
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| Gkikas, Vasilios Total change: 5.10 | |   |
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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 |
| 1417 | 1564 | 4.50 | 6 | 0.39 | 15 | 5.85 | |
|  Kotsokolos, Theodoros | | | 1281 | GRE | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Karousos-Theodorakis, Anastasios | | | 1508 | GRE | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Karagiannis, Georgios | | | 1405 | GRE | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Georgiou, Konstantinos | | | 1306 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Karousos-Theodorakis, Nikolaos | | | 1614 | GRE | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Grafakou, Sotiria-Aphrodite | | | 1386 | GRE | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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 |
| 1571 | 1564 | 3.00 | 6 | -0.05 | 15 | -0.75 | |
| | Korniotis, Filippos | | | 1909 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Neokosmidis, Ioannis | | | 1390 | GRE | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Kapellas, Alexandros | | | 1428 | GRE | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Alexiadis, Hristos | | | 1839 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Karagiannis, Georgios | | | 1405 | GRE | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Koukas, Anastasios | | | 1454 | GRE | 0.50 | 1 | -0.15 | 15 | -2.25 | |
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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