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Individual Calculations July 2019 |
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| Betsakou, Sofia Total change: -8.40 | |   |
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| 8th open Nikos Novidis 2019 - B group | Thessaloniki | GRE | 2019-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1179 | 1109 | 1.00 | 3 | -0.21 | 40 | -8.40 | |
|  Petlis, Evangelos | | | 1223 | GRE | 1.00 | 1 | 0.66 | 40 | 26.40 | |  Trivella, Maria | | | 1167 | GRE | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Tsitros, Anastasios Christos | | | 1147 | GRE | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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