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Individual Calculations December 2019 |
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| Arzoumanidis, Alexandros Total change: -20.00 | |   |
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| 12th youth U16 team championship of ESSTH-HALK 2019 | ESSTH-HALK | GRE | 2019-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1355 | 2.00 | 4 | -0.03 | 40 | -1.20 | |
|  Karamichos, Michail | | | 1516 | GRE | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Gkaripis, Marios Ilias | | | 1453 | GRE | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Karapetian, Christos | | | 1045 | GRE | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Sampsonoglou, Vasilios | | | 1346 | GRE | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | | | 2019 Pefka Chess Clubs champs - u 11 - 15 | Thessaloniki | GRE | 2019-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1194 | 1355 | 3.00 | 5 | -0.47 | 40 | -18.80 | |
| | Tokas, Dimitrios | | | 1015 | GRE | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Nakitsas, Stergios | | | 1161 | GRE | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Tsilidis, Christos | | | 1431 | GRE | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Alexandri, Vasiliki | | | 1244 | GRE | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Papasynnefakis, Konstantinos | | | 1120 | GRE | 0.00 | 1 | -0.79 | 40 | -31.60 | |
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) | | |
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