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Individual Calculations July 2009 |
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| Kostopoulos, Evangellos Total change: -19.20 | |   |
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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 |
| 2017 | 2190 | 1.50 | 3 | -0.64 | 15 | -9.60 | |
|  Raptakis, Solon | | | 2055 | GRE | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Dimopoulos, Georgios | | | 1888 | GRE | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Kokolias, Konstantinos | | | 2109 | GRE | 0.00 | 1 | -0.61 | 15 | -9.15 | |
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 1 | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 2190 | 1.00 | 1 | 0.18 | 15 | 2.70 | |
| | Lakafosis, Ioannis | | | 1930 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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 |
| 1981 | 2190 | 0.50 | 1 | -0.27 | 15 | -4.05 | |
|  Hatzistavris, Georgios | | | 1981 | 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) | | | | SPRING 2009 - N.FILADELFIA CC | N.FILADELFIA - ATHENS | GRE | 2009-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2196 | 4.00 | 9 | -0.55 | 15 | -8.25 | |
| | Koliopoulos, Konstantinos | | | 2221 | GRE | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Dounis, Alexandros | | | 2165 | GRE | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Tepelenis, Nikolaos | | | 2209 | GRE | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Kaldis, Georgios | | | 2006 | GRE | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Skalkotas, Nikolaos | m | | 2278 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Tassopoulos, Marios | | | 2310 | GRE | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Vazelakis, Dimitrios | | | 2017 | GRE | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Delithanasis, Dimitrios | | | 2280 | GRE | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Kostouros, Alexandros | | | 2216 | GRE | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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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