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Individual Calculations February 2018 |
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| Christodoulakis, Michail Total change: 4.80 | |   |
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| 21st National Youth under 18 Championsip 2018 - open | Chania | GRE | 2018-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1118 | 1.50 | 7 | -0.52 | 40 | -20.80 | |
|  Tzagarakis, Panagiotis | | | 1518 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Voulgarakis, Ioannis | | | 1360 | GRE | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Sifogiannakis, Andreas | | | 1499 | GRE | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Mavridis, Athanasios | | | 1249 | GRE | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Violakis, Anastasios | | | 1215 | GRE | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Paraskakis, Filippos | | | 1163 | GRE | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Mavridis, Emmanouil | | | 1101 | GRE | 0.00 | 1 | -0.52 | 40 | -20.80 | | | * 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) | | | | Christmas open OAX 2018 | Chania | GRE | 2018-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1264 | 1118 | 2.00 | 4 | 0.64 | 40 | 25.60 | |
| | Hristodoulaki, Antonia | | | 1518 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kaliontzaki, Argyro Evanthia | | | 1123 | GRE | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Sifogiannakis, Georgios | | | 1055 | GRE | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Voulgarakis, Ioannis | | | 1360 | GRE | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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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