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Individual Calculations April 2015 |
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| Georgitsi, Sofia Total change: 93.20 | |   |
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| 11th open Triantafylos Siaperas 2015 | Athens - Ambelokipoi | GRE | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1199 | 3.00 | 5 | 2.48 | 40 | 99.20 | |
|  Seferlis, Georgios | | | 1488 | GRE | 1.00 | 1 | 0.84 | 40 | 33.60 | |  Arvanitakis, Panagiotis | | | 1533 | GRE | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Mengoulis, Konstantinos | | | 1599 * | GRE | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Kokkoris, Haralambos | | | 1599 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Beliotis, Georgios | | | 1591 | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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 ESSNA team championship - C Category | Attica | GRE | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1178 | 1199 | 2.50 | 5 | -0.15 | 40 | -6.00 | |
| | Damilakos, Ilias | | | 1127 | GRE | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Apostolidou, Eleni | | | 1045 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Panoutsopoulos, Thomas | | | 1266 | GRE | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Marmaras, Georgios | | | 1249 | GRE | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Krassas, Nikolaos | | | 1202 | GRE | 0.50 | 1 | 0.00 | 40 | 0.00 | |
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) | | |
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