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Individual Calculations April 2019 |
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| Koerant, Filipos Total change: -23.00 | |   |
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| 171st open Ampelokipon 2019 | Athens | GRE | 2019-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1811 | 2.00 | 4 | -0.68 | 20 | -13.60 | |
|  Stergiou, Georgios | | | 1790 | GRE | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Lupu, Nikolaos | | | 1411 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Hadzopoulos, Antonios | | | 1884 | GRE | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Chatziioannidi, Filippa | | | 1542 | GRE | 0.50 | 1 | -0.33 | 20 | -6.60 | | | * 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) | | | | 2019 Attica Team Championship - POA rounds 4- 7 | ESSNA | GRE | 2019-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 1810 | 0.50 | 3 | -0.21 | 20 | -4.20 | |
| | Kostas, Panagiotis | | | 2047 | GRE | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Boviatsis, Charalampos | | | 1977 | GRE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Konistis, Loukas | | | 2019 | GRE | 0.50 | 1 | 0.27 | 20 | 5.40 | |
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 - POA rounds 8 | ESSNA | GRE | 2019-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1776 | 0.00 | 1 | -0.26 | 20 | -5.20 | |
| | Noutsos, Stamoulis | | | 1959 | GRE | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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