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Individual Calculations April 2009 |
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| Karahisaridis, Vasilios Total change: -3.15 | |   |
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| Bikou Cup 1st Division | Attica - Local Clubs | GRE | 2008-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1987 | 1.00 | 1 | 0.11 | 15 | 1.65 | |
|  Basoukos, Dimitrios | | | 1637 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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 team ch prelim. A div. | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1968 | 0.00 | 1 | -0.44 | 15 | -6.60 | |
| | Kaldis, Georgios | | | 2012 | GRE | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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) | | | | 1st Winter Open SOP - SMAOK | Pagkrati - Athens | GRE | 2009-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1968 | 3.50 | 7 | 0.12 | 15 | 1.80 | |
|  Zygourakis, Themistoklis | | | 1729 | GRE | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Kaloskambis, Mihail | | | 2122 | GRE | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Stamatakos, Dimitrios | | | 1821 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Poteas, Ioannis | | | 2201 | GRE | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Sideris, Theodoros | | | 2068 | GRE | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Papahristoudis, Anastasios | | | 2060 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Nikolaidou, Eleni | | | 1857 | GRE | 0.50 | 1 | -0.15 | 15 | -2.25 | |
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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