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Individual Calculations July 2023 |
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| Petkaki, Danai Total change: -11.20 | |   |
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| 2nd open Larisa CC - the weekender | Larisa | GRE | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1126 | 1.00 | 5 | -0.42 | 40 | -16.80 | |
|  Mantzanas, Konstantinos | | | 1425 | GRE | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Sarsentos, Dimitrios | | | 1423 | GRE | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Lelentzi, Eleftheria | | | 1228 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Petkakis, Odysseas | | | 1278 | GRE | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Bougas, Theodoros | | | 1152 | GRE | 0.00 | 1 | -0.46 | 40 | -18.40 | |
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 |
| 1417 | 1126 | 1.00 | 4 | 0.14 | 40 | 5.60 | |
| | Papandreou, Nikolaos | | | 1632 | GRE | 1.00 | 1 | 0.96 | 40 | 38.40 | | | Tsiaras, Paschalis | | | 1595 | GRE | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Tzimas, Konstantinos | | | 1359 | GRE | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Karageorgos, Athanasios | | | 1081 | GRE | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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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