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Individual Calculations May 2017 |
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| Vazelakis, Dimitrios Total change: -43.20 | |   |
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| 163rd Ampelokipi Open 2017 | Athens Ampelokipi | GRE | 2017-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1916 | 3.50 | 7 | -1.93 | 20 | -38.60 | |
|  Charalampidis, Vasilios | | | 1516 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Grafakou, Sotiria-Aphrodite | | | 1652 | GRE | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Mylonas, Konstantinos | | | 1981 | GRE | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Spalas, Symeon Konstaninos | | | 1641 | GRE | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Kostelidis, Georgios | | | 1516 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Liris, Orestis | | | 1766 | GRE | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Bouras, Panayiotis | | | 1639 | GRE | 0.00 | 1 | -0.83 | 20 | -16.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 21st open of SO Peristeriou | Peristeri | GRE | 2017-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1916 | 1.50 | 3 | -0.23 | 20 | -4.60 | |
| | Titopoulos, Ilias | | | 1516 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fragkos, Vasilios | | | 2023 | GRE | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Sienczewski, Zbigniew | | | 1946 | POL | 0.50 | 1 | 0.04 | 20 | 0.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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