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Individual Calculations February 2019 |
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| Ifoulis, Antonios Total change: 23.00 | |   |
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| 3rd winter Th. Kompatsari Memorial 2018 | Thessaloniki | GRE | 2018-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1376 | 2.00 | 4 | 1.34 | 20 | 26.80 | |
|  Kivelos, Sotirios | | | 1776 * | GRE | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Gavriilidis, Giorgos | | | 1649 | GRE | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Samaridis, Konstantinos | | | 1776 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tsakona, Maria | | | 1503 | GRE | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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) | | | | 2019 Team Championships ESSTH-CHALK Local Category Rounds 1-3 | ESSTH-CHALK | GRE | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1310 | 1377 | 1.00 | 2 | -0.19 | 20 | -3.80 | |
| | Magdalis, Theodoros | | | 1322 | GRE | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Arzoumanidis, Isaak | | | 1297 | GRE | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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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