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Individual Calculations January 2015 |
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| Kourkoulos-Arditis, Stamatis Total change: -1.80 | |   |
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| 28th open of SOP -SMAOK over 1900 | Pagkrati - Athens | GRE | 2014-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 2294 | 2.00 | 3 | -0.70 | 20 | -14.00 | |
|  Lappas, Konstantinos | | | 1957 | GRE | 0.00 | 1 | -0.88 | 20 | -17.60 | |  Vlahos, Athanasios | | | 1894 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sarakenidis, Nikolaos | | | 1926 | GRE | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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) | | | | 64th National Greek Championship 2014 (Men) | Vrahati - Korinthos | GRE | 2014-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2457 | 2294 | 3.00 | 9 | 0.32 | 20 | 6.40 | |
| | Goumas, Georgios | | | 2378 | GRE | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Kapnisis, Spyridon | g | | 2451 | GRE | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Aggelis, Nikolaos | f | | 2338 | GRE | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Malikentzos, Sotirios | f | | 2395 | GRE | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Stathopoulos, Ioannis | f | | 2271 | GRE | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Kotronias, Vasilios | g | | 2566 | GRE | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Banikas, Hristos | g | | 2637 | GRE | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Mastrovasilis, Athanasios | g | | 2521 | GRE | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Nikolaidis, Ioannis | g | | 2556 | GRE | 0.00 | 1 | -0.18 | 20 | -3.60 | |
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) | | | | World Youth U-16 Chess Olympiad 2014 | Gyor | HUN | 2014-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2294 | 6.50 | 9 | 0.29 | 20 | 5.80 | |
| | Arvai, Eszter | | | 1978 | HUN | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Abdusattorova, Bakhora | | wf | 2216 | UZB | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Isaev, Chingys | | | 1948 | KGZ | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Bjerre, Jonas | | | 2073 | DEN | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Grinberg, Eyal | | | 2121 | ISR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Puccini, Jack | c | | 2188 | AUS | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Pulpan, Jakub | f | | 2264 | CZE | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Kowalski, Igor | | | 2087 | POL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Kazakovskiy, Valeriy | | | 2378 | BLR | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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) | | |
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