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Individual Calculations April 2013 |
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| Retkowski, Daniel Total change: 17.25 | |   |
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| 2013 Attica "Friendship Cup" - A Group | Attica | GRE | 2013-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1754 | 1.50 | 5 | -0.04 | 15 | -0.60 | |
|  Salcido, Enrike | | | 1785 | CUB | 1.00 | 1 | 0.54 | 15 | 8.10 | |  Katsiris, Ioannis | | | 2012 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Koulaxouzidis, Georgios | | | 1919 | GRE | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Vandoros, Nikolaos | | | 1949 | GRE | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Panagoulias, Ilias | | | 1849 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | | 2013 Attica "Friendship Cup" - B Group | Attica | GRE | 2013-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1754 | 0.50 | 2 | -0.54 | 15 | -8.10 | |
| | Katopodis, Ioannis | | | 1745 | GRE | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Lemonis, Kyriakos | | | 1730 | GRE | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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) | | | | 7th chess tournament of Panellinios-APO Kotinos under 1800 | Athens | GRE | 2013-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1714 | 1754 | 5.50 | 7 | 1.73 | 15 | 25.95 | |
| | Mandridis, Pantelis | | | 1430 | GRE | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Georgiadis, Nikitas | | | 1476 | GRE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Deftereos, Pavlos-Efstathios | | | 1795 | GRE | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Anairousis, Panag | | | 1935 | GRE | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Spanos, Georgios | | | 1778 | GRE | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Diatsintos, Apostolos | | | 1879 | GRE | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Anthopoulos, Hristos | | | 1706 | GRE | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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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