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Individual Calculations February 2019 |
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| Sideris, Theodoros Total change: 27.80 | |   |
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| 2nd Christmas open S Bikos - D Maragkoudakis Memorial 2018 | Athens | GRE | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1929 | 5.00 | 6 | 0.99 | 20 | 19.80 | |
|  Mastroperou, Angeliki | | | 1529 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Loukas, Dimitrios G | | | 1529 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gkouskou-Sagia, Ni Anastasia | | | 1529 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Karagiannis, Athanasios | m | | 2210 | GRE | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Mihaloudis, Georgios | | | 1529 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Grigoriadis, Alexandros | m | | 2197 | GRE | 1.00 | 1 | 0.83 | 20 | 16.60 | | | * 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) | | | | New Year's 2019 open Chess Square A Mitsakos Memorial | Athens | GRE | 2019-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1870 | 4.00 | 8 | -1.59 | 20 | -31.80 | |
| | Kormakopoulos, Konstantinos | | | 1470 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Grigoriadis, Mihail | | | 2227 | GRE | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Michalis, Vasileios | | | 1470 * | GRE | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Georgiadis, Anastasios | | | 1470 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nathanail, Spyridon | | | 1470 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Poupalos, Nikolaos | | | 1510 | GRE | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Vazelakis, Dimitrios | | | 1920 | GRE | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Diamantopoulos, Leonidas Nik | | | 1890 | GRE | 0.00 | 1 | -0.47 | 20 | -9.40 | | | * 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) | | | | 2019 Attica Team Championships - A Local Group A Rounds 1-3 | ESSNA | GRE | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1870 | 3.00 | 3 | 1.99 | 20 | 39.80 | |
| | Kouvelakis, Konstantinos | | | 1791 | GRE | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Dokimakis, Stylianos | | | 2039 | GRE | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Karagiannis, Athanasios | m | | 2208 | GRE | 1.00 | 1 | 0.88 | 20 | 17.60 | |
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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