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Individual Calculations February 2019 |
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| Psathakis, Ioannis Total change: 75.60 | |   |
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| 2018 youth u16 team championship of Attica | ESSNA | GRE | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1468 | 3.50 | 5 | 0.78 | 40 | 31.20 | |
|  Nomikos, Giorgos | | | 1581 | GRE | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Tragoudaras, Nikolaos | | | 1462 | GRE | 0.50 | 1 | -0.01 | 40 | -0.40 | |  Stamelos, Grigorios | | | 1397 | GRE | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Soukarie, Zorz | | | 1313 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Polyzos, Ioannis | | | 1429 | GRE | 0.50 | 1 | -0.05 | 40 | -2.00 | |
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) | | | | 2019 Attica Team Championships - C Category Rounds 1-3 | ESSNA | GRE | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1498 | 1472 | 2.50 | 3 | 1.11 | 40 | 44.40 | |
| | Kagkelaris, Grigorios | | | 1407 | GRE | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Panopoulos, Orestis | | | 1598 | GRE | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Apostolatos, Thalis | | | 1490 | GRE | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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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