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Individual Calculations February 2020 |
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| Tsiakmakis, Christos Total change: 10.60 | |   |
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| 42nd open White Tower 2020 A group | Thessaloniki | GRE | 2020-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1618 | 2.50 | 5 | 0.64 | 20 | 12.80 | |
|  Nasos, Konstantinos | | | 1617 | GRE | 1.00 | 1 | 0.50 | 20 | 10.00 | |  Djuric, Stefan | g | | 2018 * | SRB | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Stefanou, Konstantinos | | | 2017 | GRE | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Hidzos, Georgios | | | 1785 | GRE | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Lagogianni, Niki Vasiliki | | | 1218 * | GRE | 1.00 | 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) | | | | 2020 Team Championship of ESSTH-CHALK - A Local Rounds 1-3 | ESSTH-CHALK | GRE | 2020-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1539 | 1618 | 1.00 | 2 | -0.20 | 20 | -4.00 | |
| | Giannoulas, Christos | | | 1646 | GRE | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Giannopoulou, Anastasia | | | 1432 | GRE | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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) | | | | 38th Team Cup of ESSTH-CHALK Round 1 | ESSTH-CHALK | GRE | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1236 | 1618 | 1.00 | 1 | 0.09 | 20 | 1.80 | |
| | Parastatidis, Charalampos | | | 1236 | GRE | 1.00 | 1 | 0.09 | 20 | 1.80 | |
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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