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Individual Calculations January 2018 |
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| Tsaklas, Panagiotis Total change: -38.40 | |   |
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| 52nd Piraeus Championship Stelios Psaras Memorial | Piraeus | GRE | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1124 | 0.00 | 3 | -0.25 | 40 | -10.00 | |
|  Asvestopoulos, Hristos | | | 1524 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kokkinopanis, Leonidas | | | 1506 | GRE | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Asvestopoulou, Evdokia | | | 1524 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | 10th Greek Youth under 16 Team Championship 2017 - Finals | Thessaloniki | GRE | 2017-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1207 | 1050 | 0.50 | 4 | -0.71 | 40 | -28.40 | |
| | Georgiadis, Athanasios Kat | | | 1111 | GRE | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Georgiadis, Anastasios | | | 1119 | GRE | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Chatzigavriil, Georgios | | | 1251 | GRE | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Karavitaki, Antonia | | | 1345 | GRE | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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) | | |
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