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Individual Calculations September 2010 |
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| Tsakalidis, Efstratios Total change: -21.60 | |   |
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| 19th Greek Individual Championships Open U12 - 2010 | Kallithea Halkidiki | GRE | 2010-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1615 | 0.00 | 1 | -0.73 | 15 | -10.95 | |
|  Tsouptsis, Sotirios | | | 1436 | GRE | 0.00 | 1 | -0.73 | 15 | -10.95 | |
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) | | | | 38th Greek Team Championship 2010 | Peristeri - Athens | GRE | 2010-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1593 | 0.50 | 3 | -0.71 | 15 | -10.65 | |
| | Kourkoulos-Arditis, Stamatis | | | 1941 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Stamatopoulos, Apostolos | | | 1577 | GRE | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Kopalidis, Miltiadis | | | 1538 | GRE | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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) | | |
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