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Individual Calculations February 2023 |
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| Theodoropoulos, Dimitrios Th Total change: 6.40 | |   |
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| 1st open OPA Ag Paraskevis | Ag Paraskevi | GRE | 2022-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1223 | 1.00 | 3 | -0.24 | 40 | -9.60 | |
|  Polikretis, Mattheos | | | 1180 | GRE | 1.00 | 1 | 0.44 | 40 | 17.60 | |  Voutsas, Leonidas | | | 1665 | GRE | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Rentzos, Alexandros | | | 1133 | GRE | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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) | | | | Christmas open chess square 2022 | Athens | GRE | 2022-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1437 | 1259 | 1.00 | 4 | -0.31 | 40 | -12.40 | |
| | Girvalakis, Spyridon | | | 1800 | GRE | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Antoniadis, Anastasios | | | 1468 | GRE | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Petrosian, Gkakik | | | 1158 | GRE | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Agrapidis, Michail | | | 1323 | GRE | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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) | | | | New Year's Heraklio 2023 U2023 | Heraklio Attikis | GRE | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1259 | 1.00 | 3 | 0.71 | 40 | 28.40 | |
| | Atanasov, Margarit | | | 2010 | BUL | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Kapagiannidis, Konstantinos | | | 1445 | GRE | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Bourhas, Orfeas | | | 1811 | GRE | 0.00 | 1 | -0.03 | 40 | -1.20 | |
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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