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Individual Calculations January 2018 |
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| Polikretis, Mattheos Total change: -5.60 | |   |
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| Attica Team Cup Spyros Bikos 2017 - A group | Attica | GRE | 2017-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1284 | 1.50 | 5 | -0.24 | 20 | -4.80 | |
|  Tsouba, Adamantia | | | 1457 | GRE | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Allagiannis, Athanasios | | | 1449 | GRE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Zacharakis, Antonios | | | 1349 | GRE | 1.00 | 1 | 0.59 | 20 | 11.80 | |  Kordistos, Georgios | | | 1137 | GRE | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Panagiotakopoulos, Gerasimos | | | 1684 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | 5th open OPA Cholargou 2017 | Cholargou | GRE | 2017-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1284 | 2.00 | 4 | -0.04 | 20 | -0.80 | |
| | Vassalos, Panagiotis | | | 1059 | GRE | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Poulos, Georgios | | | 1684 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Poupalos, Nikolaos | | | 1011 | GRE | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Melissotis, Manos | | | 1396 | GRE | 0.00 | 1 | -0.35 | 20 | -7.00 | | | * 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) | | |
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