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Individual Calculations June 2023 |
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| Sifonios, Panagiotis Total change: 25.00 | |   |
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| 2nd Open Chalandri CC Apr 2023 | Chalandri | GRE | 2023-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1262 | 1.00 | 3 | -0.01 | 20 | -0.20 | |
|  Nikitakis, Michail | | | 1376 | GRE | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Ntovas, Dimitrios | | | 1204 | GRE | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Stylianou, Aristotelis | | | 1650 | GRE | 0.00 | 1 | -0.09 | 20 | -1.80 | |
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) | | | | 19th Standard tournament by OPAX Mindgames Apr 2023 | Athens | GRE | 2023-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1262 | 3.00 | 4 | 1.26 | 20 | 25.20 | |
| | Georgiou, Andreas Na | | | 1121 | GRE | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Kapogiannatos, Angelos | | | 1953 | GRE | 1.00 | 1 | 0.99 | 20 | 19.80 | | | Paraskevoulakos, Alexandros | | | 1240 | GRE | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Oikonomou, Andreas | | | 1254 | GRE | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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