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Individual Calculations May 2018 |
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| Karafyllis, Christos Total change: 20.80 | |   |
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| 2018 Youth Championships of Attica - open U16 | ESSNA | GRE | 2018-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1160 | 2.00 | 5 | 0.52 | 40 | 20.80 | |
|  Gkikas, Ioannis | | | 1560 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Apergis, Iosif | | | 1448 | GRE | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Zafeiropoulos, Fotios | | | 1190 | GRE | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Drydakis, Aristotelis | | | 1101 | GRE | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Kefalas, Sotirios | | | 1402 | GRE | 1.00 | 1 | 0.80 | 40 | 32.00 | | | * 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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