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Individual Calculations January 2018 |
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| Trapalis, Theodoros Total change: -43.20 | |   |
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| 52nd Piraeus Championship Stelios Psaras Memorial | Piraeus | GRE | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1351 | 0.00 | 3 | -1.15 | 40 | -46.00 | |
|  Tsomis, Dimitrios | f | | 1751 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bichaki, Ourania | | | 1057 | GRE | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Papadopoulos, Dimitrios Ath | | | 1572 | GRE | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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) | | | | 10th Greek Youth under 16 Team Championship 2017 - Finals | Thessaloniki | GRE | 2017-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1421 | 1399 | 1.50 | 3 | 0.07 | 40 | 2.80 | |
| | Tsarsitalidis, Christos | | | 1195 | GRE | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Kalamoukos, Grigorios | | | 1401 | GRE | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Fyntrilakis, Kyriakos | | | 1668 | GRE | 0.50 | 1 | 0.33 | 40 | 13.20 | |
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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