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Individual Calculations September 2021 |
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| Ntoumpouridis, Marios Eftychios Total change: 30.40 | |   |
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| 30th International open of Kavala 2021 - C group | Kavala | GRE | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1132 | 1070 | 2.00 | 3 | 0.76 | 40 | 30.40 | |
|  Ahparidis, Dimitrios | | | 1147 | GRE | 0.50 | 1 | 0.11 | 40 | 4.40 | |  Kampouridis, Paschalis | | | 1149 | GRE | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Poupalos, Ionas | | | 1101 | GRE | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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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