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Individual Calculations January 2018 |
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| Dermatas, Marios Total change: 31.00 | |   |
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| 52nd Piraeus Championship Stelios Psaras Memorial | Piraeus | GRE | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1627 | 3.00 | 6 | 2.13 | 20 | 42.60 | |
|  Karagiannis, Athanasios | m | | 2027 * | GRE | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Asvestopoulou, Evdokia | | | 1654 | GRE | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Papadatos, Ioannis | | | 2027 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Papastavropoulos, Andreas | f | | 2027 * | GRE | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Sidiropoulos, Nikolaos | | | 2027 * | GRE | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Poulos, Georgios | | | 2017 | GRE | 0.50 | 1 | 0.41 | 20 | 8.20 | | | * 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) | | | | Attica Team Cup Lazaros Drepaniotis 2017 | Attica | GRE | 2017-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1714 | 1627 | 1.50 | 5 | -0.58 | 20 | -11.60 | |
| | Dimitriadis, Panagiotis | | | 1497 | GRE | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Grigoriadis, Mihail | | | 2027 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mantzakouras, Loukas | | | 1927 | GRE | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Stamatiou, Rodolfos | | | 1694 | GRE | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Papalexandrakis, Emmanouil | | | 1427 | GRE | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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) | | |
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