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Individual Calculations July 2023 |
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| Petkakis, Odysseas Total change: 105.20 | |   |
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| 2nd open Larisa CC - the weekender | Larisa | GRE | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1395 | 1278 | 1.50 | 5 | -0.33 | 40 | -13.20 | |
|  Tsiaras, Dimitrios | | | 1538 | GRE | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Sarsentos, Dimitrios | | | 1423 | GRE | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Petkaki, Danai | | | 1126 | GRE | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Balaskas, Stefanos | | | 1260 | GRE | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Tselepis, Ioannis | | | 1628 | GRE | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | 2023 Open championship of TESSTH | Trikala | GRE | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1278 | 4.00 | 6 | 2.96 | 40 | 118.40 | |
| | Hasiotis, Polichronis | | | 1833 | GRE | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Siskou, Georgia | | | 1095 | GRE | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Tzamtzis, Konstantinos | | | 1677 | GRE | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Papandreou, Nikolaos | | | 1632 | GRE | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Giannopoulos, Vasileios | | | 1696 | GRE | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Papageorgiou, Ioannis | | | 1906 | GRE | 0.00 | 1 | -0.01 | 40 | -0.40 | |
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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