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Individual Calculations January 2019 |
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| Tzamtzis, Savvas Total change: -20.00 | |   |
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| 1st open Christmas tournament 2018 - B group | Volos | GRE | 2018-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1076 | 1077 | 0.50 | 2 | -0.50 | 40 | -20.00 | |
|  Vlachos, Theofilos | | | 1061 | GRE | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Agrafiotis, Ioannis Stylianos | | | 1091 | GRE | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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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