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Individual Calculations May 2011 |
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| Zonidis, Petros Total change: 12.25 | |   |
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| B Category Team Championship ESSTH-HALK 2011 | Thessaloniki - Halkidiki | GRE | 2011-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1748 | 2.50 | 5 | 0.27 | 25 | 6.75 | |
|  Giannopoulos, Ioannis | | | 1652 | GRE | 1.00 | 1 | 0.37 | 25 | 9.25 | |  Misailidis, Panagiotis | | | 1600 | GRE | 0.50 | 1 | -0.20 | 25 | -5.00 | | | Ntelopoulos, Ioannis | | | 1966 | GRE | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Psaltis, Aristidis | | | 1741 | GRE | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Cook, Michael-Antony | | | 2016 | GRE | 0.50 | 1 | 0.33 | 25 | 8.25 | |
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) | | | | Union of Chess Clubs Thessaloniki-Halkidiki's Team Cup 2011 | Thessaloniki - Halkidiki | GRE | 2011-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1748 | 0.50 | 1 | 0.22 | 25 | 5.50 | |
| | Giakoustidis, Spiros-Avgerinos | | | 1913 | GRE | 0.50 | 1 | 0.22 | 25 | 5.50 | |
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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