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Individual Calculations April 2015 |
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| Papamichael, Georgios Total change: 8.20 | |   |
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| 11th open Triantafylos Siaperas 2015 | Athens - Ambelokipoi | GRE | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1697 | 4.00 | 6 | 0.16 | 20 | 3.20 | |
|  Panaidis, Fragkiskos | | | 1338 | GRE | 0.50 | 1 | -0.40 | 20 | -8.00 | |  Ilandzis, Spyridon | | | 2097 * | GRE | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Patrinos, Ilias | | | 1582 | GRE | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Iatrou, Konstantinos | | | 1461 | GRE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Arvanitakis, Panagiotis | | | 1533 | GRE | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Diatsintos, Ilias | | | 1560 | GRE | 1.00 | 1 | 0.32 | 20 | 6.40 | | | * 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) | | | | 2015 Attica Friendship team CUP NIKOS STROFALIS | Attica | GRE | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1697 | 2.00 | 3 | 0.25 | 20 | 5.00 | |
| | Kazalis, Manos | | | 1435 | GRE | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Vlahos, Athanasios | | | 1796 | GRE | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Poupalos, Konstantinos | | | 1649 | GRE | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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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