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Individual Calculations April 2019 |
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| Vlahakis, Ioannis Total change: -20.00 | |   |
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| 2019 Attica Team Championship - B Category rounds 4-7 | ESSNA | GRE | 2019-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 1986 | 0.50 | 4 | -1.18 | 20 | -23.60 | |
|  Rizos, Georgios | | | 2095 | GRE | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Nikomanis, Andreas | | | 2059 | GRE | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Gripeos, Kiriakos | | | 2016 | GRE | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Avagianos, Simeon | | | 2006 | GRE | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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 Championship - B Category rounds 8-9 | ESSNA | GRE | 2019-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1986 | 1.50 | 2 | 0.18 | 20 | 3.60 | |
| | Litsas, Panagiotis | | | 1798 | GRE | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Mantzakouras, Loukas | | | 1931 | GRE | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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