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Individual Calculations April 2017 |
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| Halkias, Alexandros Total change: 8.40 | |   |
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| 2017 ESSTH-HALK Team Championship POA - rounds 4-7 | Thessaloniki | GRE | 2017-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2197 | 2092 | 1.50 | 3 | 0.42 | 20 | 8.40 | |
|  Porfiriadis, Sotirios | f | | 2269 | GRE | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Romanos, Theodoros | | | 2097 | GRE | 0.00 | 1 | -0.49 | 20 | -9.80 | |  Haritakis, Theodoros | f | | 2226 | GRE | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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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