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Individual Calculations April 2017 |
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| Polikretis, Mattheos Total change: -23.60 | |   |
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| 13th Tr Siaperas Memorial Open 2017 | Athens | GRE | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1399 | 0.00 | 3 | -1.06 | 20 | -21.20 | |
|  Koerant, Filipos | | | 1799 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Koutsompinas, Georgios | | | 1514 | GRE | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Stefanidis, Ioannis | | | 1300 | GRE | 0.00 | 1 | -0.64 | 20 | -12.80 | | | * 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) | | | | 2017 Team Championship ESSN Attikis - A Local 1 | Attica | GRE | 2017-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1399 | 0.00 | 1 | -0.12 | 20 | -2.40 | |
| | Ntountaniotis, Dimitrios | | | 1742 | GRE | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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) | | |
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