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Individual Calculations July 2009 |
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| Nikolaidis, Marios-Andreas Total change: 27.45 | |   |
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| 2009 Attica teams Ch C div. stage 1 - Group 2 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2094 | 1976 | 3.00 | 5 | 1.25 | 15 | 18.75 | |
|  Stathakis, Ioannis | | | 2016 | GRE | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Sigalas, Frangiskos | | | 2286 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Kokolias, Konstantinos | | | 2109 | GRE | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Raptakis, Solon | | | 2055 | GRE | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Sgouros, Apostolos | | | 2003 | GRE | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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) | | | | 2009 Attica teams Ch C div. stage 2 - Group 2 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 1976 | 0.50 | 1 | 0.13 | 15 | 1.95 | |
| | Sideris, Theodoros | | | 2068 | GRE | 0.50 | 1 | 0.13 | 15 | 1.95 | |
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 Teams Cup | Attica | GRE | 2009-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1976 | 2.00 | 3 | 0.45 | 15 | 6.75 | |
| | Ioannou, Evripidis | | | 2022 | GRE | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Konstantinou, Vasilios | | | 1642 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Tsouros, Georgios | | | 2184 | GRE | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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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