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Individual Calculations May 2024 |
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| Zafeiropoulos, Georgios Total change: -20.80 | |   |
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| 188th Ampelokipoi Open Feb 2024 | Athens | GRE | 2024-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1300 | 1.50 | 5 | -0.52 | 40 | -20.80 | |
|  Sideris, Theodoros | | | 1795 | GRE | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Vassalos, Panagiotis | | | 1118 | GRE | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Kazantzoglou, Aristotelis | | | 1022 | GRE | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Panagiotakos, Petros | | | 1534 | GRE | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Marianidis, Dimitrios | | | 1539 | GRE | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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