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Individual Calculations May 2010 |
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| Arvanitis, Haralambos Total change: -33.50 | |   |
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| Attikis Filias "Nikos Strofalis" 2010 - Group A' | Attica | GRE | 2009-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1723 | 0.50 | 2 | -0.49 | 25 | -12.25 | |
|  Kountardas, Panagiotis | | | 1789 | GRE | 0.00 | 1 | -0.41 | 25 | -10.25 | |  Petropoulos, Filaretos | | | 1668 | GRE | 0.50 | 1 | -0.08 | 25 | -2.00 | |
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) | | | | Attikis Filias "Nikos Strofalis" 2010 - Group B' | Attica | GRE | 2009-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1431 | 1723 | 0.00 | 1 | -0.85 | 25 | -21.25 | |
| | Darviris, Panagiotis | | | 1431 | GRE | 0.00 | 1 | -0.85 | 25 | -21.25 | |
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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