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Individual Calculations May 2010 |
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| Aristotelous, Vassilis Total change: -17.25 | |   |
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| Cyprus National Chess Championship 2010 | Nicosia, Larnaka, Limassol, Paphos | CYP | 2010-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2168 | 1938 | 1.00 | 3 | 0.36 | 15 | 5.40 | |
|  Martidis, Alkis | f | | 2221 | CYP | 0.50 | 1 | 0.34 | 15 | 5.10 | |  Kassinopoullos, Doros | | | 2095 | CYP | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Brown, Peter | | | 2189 | ENG | 0.50 | 1 | 0.31 | 15 | 4.65 | |
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) | | | | Friendship Tournament, Parnassos | Strovolos | CYP | 2010-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 1938 | 0.50 | 2 | -0.09 | 15 | -1.35 | |
| | Spirakopoulos, Ioannis | | | 2179 | GRE | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Constantinou, Pavlos | | | 2016 | CYP | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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) | | | | International Chess Open Thessaloniki 2010 | Thessaloniki | GRE | 2010-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1938 | 2.00 | 5 | -1.42 | 15 | -21.30 | |
| | Dorfanis, Ilarion | | | 2203 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Lekatis, Ioannis | | | 1621 | GRE | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Nikolaidou, Eleni | | | 1807 | GRE | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Drakaki, Anna-Maria | | | 1680 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Karagiannis, Thomas Aristotelis | | | 1614 | GRE | 0.50 | 1 | -0.37 | 15 | -5.55 | |
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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