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Individual Calculations May 2011 |
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| Efkarpidis, Stylianos Total change: 6.30 | |   |
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| Bikos Teams Cup 2010 group B | Attiki | GRE | 2010-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1597 | 1.00 | 2 | -0.15 | 15 | -2.25 | |
|  Salahidi, Reveka | | | 1624 | GRE | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Darviris, Panagiotis | | | 1452 | GRE | 1.00 | 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) | | | | 7th Ampelokipi open - Tr. Siaperas Memorial | Ambelokipi - Athens | GRE | 2011-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1599 | 0.00 | 3 | -1.03 | 15 | -15.45 | |
|  Sienczewski, Zbigniew | | | 1999 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Tourkolias, Dimitrios | | | 1805 | GRE | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Karatzanos, Konstantinos | | | 1439 | GRE | 0.00 | 1 | -0.71 | 15 | -10.65 | | | * 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) | | | | 111th Ambelokipi Open | Ambelokipi - Athens | GRE | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1595 | 3.50 | 7 | 1.60 | 15 | 24.00 | |
| | Michailidis, Dimitrios | | | 1830 | GRE | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Vlahos, Athanasios | | | 1937 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Barbagiannis, Leonidas | | | 1765 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Megaloudis, Petros | | | 1723 | GRE | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Kalamaras, Theofanis | | | 1749 | GRE | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Shehu, Ervin | | | 1733 | ALB | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Petousis, Konstantinos | | | 1696 | GRE | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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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