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Individual Calculations December 2017 |
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| Eirinidis, Dimitrios Total change: -14.60 | |   |
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| 23rd Open SO Peristeriou 2017 | Peristeri | GRE | 2017-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1278 | 1.00 | 5 | -0.80 | 20 | -16.00 | |
|  Vazelakis, Dimitrios | | | 1678 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Mavroudis, Dionisios | | | 1483 | GRE | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Lupu, Nikolaos | | | 1062 | GRE | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Balaska, Eleni Sofia | | | 1409 | GRE | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Titopoulos, Ilias | | | 1365 | GRE | 0.00 | 1 | -0.38 | 20 | -7.60 | | | * 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) | | | | 11th tournament PS Peristeriou 2017 | Peristeri | GRE | 2017-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1198 | 1278 | 2.50 | 4 | 0.07 | 20 | 1.40 | |
| | Kotsiris, Ilias | | | 1107 | GRE | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Kassa, Vasileia | | | 1091 | GRE | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Vitanov, Nikolai | | | 1478 | GRE | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Tampakis, Vasileios | | | 1114 | GRE | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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