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Individual Calculations February 2015 |
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| Katsigris, Antonios Total change: -112.40 | |   |
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| 2015 youth championships of ESSTH-H - open U12 | Thessaloniki | GRE | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1143 | 0.50 | 4 | -1.30 | 40 | -52.00 | |
|  Kokkalis, Grigorios | | | 1234 | GRE | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Vlassis, Miltiadis | | | 1128 | GRE | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Kofkelis, Eleftherios | | | 1250 | GRE | 0.00 | 1 | -0.35 | 40 | -14.00 | |  Tsarsitalidis, Konstantinos | | | 1110 | GRE | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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) | | | | SS PEFKON chess academies tournament 2015 | Pefka Thessaloniki | GRE | 2015-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1206 | 1143 | 1.00 | 6 | -1.51 | 40 | -60.40 | |
| | Xanthos, Konstantinos | | | 1272 | GRE | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Pateraki, Kleopatra | | | 1224 | GRE | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Zivontsis, Dimitrios | | | 1360 | GRE | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Batzoli, Maria | | | 1024 | GRE | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Dimoulios, Ioannis | | | 1263 | GRE | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Arapis, Theodoros | | | 1093 | GRE | 0.00 | 1 | -0.57 | 40 | -22.80 | |
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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