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Individual Calculations May 2015 |
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| Apergis, Iosif Total change: 27.60 | |   |
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| Open PS Peristeriou JAN 2015 - B group | Peristeri | GRE | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1186 | 1198 | 1.00 | 2 | -0.03 | 40 | -1.20 | |
|  Simitzoglou, Panos | | | 1168 | GRE | 0.50 | 1 | -0.04 | 40 | -1.60 | |  Ilia, Anastasia | | | 1203 | GRE | 0.50 | 1 | 0.01 | 40 | 0.40 | |
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) | | | | 2015 youth championhips ESSNA - open 14 | Athens | GRE | 2015-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1120 | 2.00 | 6 | 0.72 | 40 | 28.80 | |
| | Giavasopoulos, Thomas | | | 1520 * | GRE | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Androulakis, Emanouil | | | 1293 | GRE | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Kolettis, Vasileios | | | 1445 | GRE | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Mexas, Pantaleon | | | 1326 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Kolidas, Stelios | | | 1262 | GRE | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Vasilopoulos, Eleftherios Foivos | | | 1317 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | | | * 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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