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Individual Calculations July 2011 |
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| Petousis, Konstantinos Total change: 15.60 | |   |
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| Attica Team Cup 2011 | Attica | GRE | 2011-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1696 | 1.00 | 1 | 0.72 | 15 | 10.80 | |
|  Sarris, Georgios | | | 1865 | GRE | 1.00 | 1 | 0.72 | 15 | 10.80 | |
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) | | | | 3rd International open of Thessaloniki - Alexander the Great 2011 A GROUP | Thessaloniki | GRE | 2011-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1696 | 2.50 | 8 | 0.32 | 15 | 4.80 | |
| | Kourkoulos-Arditis, Stamatis | | | 2096 * | GRE | 0.50 | 1 | 0.42 | 15 | 6.30 | |  Hristodoulou, Panagiotis | | | 2096 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Mitrou, Andreas | | | 1565 | GRE | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Doudoulakakis, Athanasios | | | 1424 | GRE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Kruijf, Caspar | | | 2011 | NED | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Van Der Giessen, Ada Leona | | | 1978 | NED | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Sorcinelli, Francesco | | | 2096 * | ITA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Pasanen, Tuomo | | | 2019 | FIN | 0.00 | 1 | -0.13 | 15 | -1.95 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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