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Individual Calculations August 2023 |
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| Ntalas, Georgios Total change: 19.60 | |   |
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| 2nd U1600 summer tournament by SO Chalandriou | Athens | GRE | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1142 | 1185 | 0.00 | 2 | -1.12 | 40 | -44.80 | |
|  Skaros, Periklis | | | 1163 | GRE | 0.00 | 1 | -0.53 | 40 | -21.20 | |  Mastichiadis, Dimitrios | | | 1120 | GRE | 0.00 | 1 | -0.59 | 40 | -23.60 | |
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) | | | | 46th open IKAROS 2023 - B grpoup | Ag Kyrikos Ikaria | GRE | 2023-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1185 | 3.50 | 5 | 1.61 | 40 | 64.40 | |
| | Koukoufikis, Ioannis | | | 1416 | GRE | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Sarantou, Angeliki | | | 1213 | GRE | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Anadiotis, Vasileios | | | 1174 | GRE | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Vakali, Athina | | | 1308 | GRE | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Sanas, Dionysios Marios | | | 1282 | GRE | 1.00 | 1 | 0.63 | 40 | 25.20 | |
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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