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Individual Calculations February 2018 |
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| Zahariou, Nikolaus Total change: -45.40 | |   |
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| Christmas Open APO Kotinos 2017 | ATHENS | GRE | 2017-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1494 | 1666 | 2.50 | 5 | -0.93 | 20 | -18.60 | |
|  Paizanos, Epameinondas | | | 1266 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Stamatakos, Dimitrios | | | 1689 | GRE | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Georgiadis, Panagiotis | | | 1509 | GRE | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Theodoulidis, Vasilios | | | 1721 | GRE | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Sidiropoulos, Vasilis | | | 1285 | GRE | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | | | New Year 2018 Open PS Peristeriou | Peristeri | GRE | 2018-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1259 | 1659 | 0.50 | 2 | -1.34 | 20 | -26.80 | |
| | Vassalos, Panagiotis | | | 1259 * | GRE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Tzavaras, Spyridon | | | 1259 * | GRE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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