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Individual Calculations February 2019 |
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| Koumenos, Stefanos Kriton Total change: 80.00 | |   |
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| 2018 youth u12 team championship of Attica | ESSNA | GRE | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1331 | 1017 | 1.00 | 3 | 0.55 | 40 | 22.00 | |
|  Mourelatos, Spyridon | | | 1416 | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Moschovakis, Dimitrios 46671 | | | 1204 | GRE | 1.00 | 1 | 0.74 | 40 | 29.60 | |  Tsekoura, Vaia | | | 1374 | GRE | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | 4th New Year's open PS Peristeriou Antonis Bellos | Peristeri | GRE | 2019-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1294 | 1003 | 1.50 | 5 | 0.71 | 40 | 28.40 | |
| | Vitanov, Nikolai | | | 1403 * | GRE | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Tzortzatos, Dimosthenis Panagiot | | | 1287 | GRE | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Papadopoulos, Emanouil | | | 1283 | GRE | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Kassios, Dimitrios | | | 1274 | GRE | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Lafkidis, Apostolos | | | 1222 | GRE | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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 Friendship Cup Nikos Strofalis Group A Rounds 1-3 | ESSNA | GRE | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1390 | 1003 | 1.00 | 3 | 0.74 | 40 | 29.60 | |
| | Vatikiotis, Stavros | | | 1403 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ioannidis, Ilias | | | 1364 | GRE | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Kouta, Antonia | | | 1403 * | 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) | | |
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