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Individual Calculations February 2019 |
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| Zachartzis, Vasilios Total change: -17.60 | |   |
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| 2nd Christmas open S Bikos - D Maragkoudakis Memorial 2018 | Athens | GRE | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1128 | 0.00 | 3 | -0.44 | 40 | -17.60 | |
|  Mihaloudis, Georgios | | | 1508 | GRE | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Tsivourakis, Panteleimon | | | 1495 | GRE | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Vassis, Anastasios | | | 1324 | GRE | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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