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Individual Calculations July 2011 |
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| Grigoriadis, Mihail Total change: 26.10 | |   |
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| 3rd Easter Tournament 2011 - PS Peristeriou Group A | Peristeri - Athens | GRE | 2011-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1707 | 2.50 | 6 | 1.06 | 15 | 15.90 | |
|  Korlotsidis, Spiridon | | | 2007 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | |  Spirou, Marina | | | 1880 | GRE | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Zivas, Konstantinos | | | 1853 | GRE | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Galanos, Dimitrios | | | 2012 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Koursaris, Nikolaos | | | 1854 | GRE | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Zahariou, Nikolaus | | | 1875 | GRE | 0.50 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | 3nd Open ASOP DIAS 2011 | Petroupoli | GRE | 2011-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1709 | 4.00 | 6 | 0.53 | 15 | 7.95 | |
| | Spirou, Panagiotis | | | 2109 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kolyvas, Aris | | | 1366 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Bellos, Vasilios | | | 1443 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Geropapas, Periklis | | | 1803 | GRE | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Forakis, Konstant | | | 1544 | GRE | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Nteves, Stamatios | | | 1639 | GRE | 1.00 | 1 | 0.40 | 15 | 6.00 | | | * 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) | | | | 14th chess open of Heraklion Attikis 2011 - A' Group | Heraklion Attikis | GRE | 2011-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1709 | 3.00 | 8 | 0.15 | 15 | 2.25 | |
| | Paouris, Nikolaos | | | 2034 | GRE | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Nikolakopoulos, Nikolaos | | | 2004 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Giordos, Vasilios | | | 1925 | GRE | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Kontarinis, Andreas | | | 1840 | GRE | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Douni, Maria | | | 1493 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Mouratidis, Haralambos | | | 1874 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Lazaridis-Elmaloglou, Lazaros | | | 1865 | GRE | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Kanetis, Vasilios | | | 1579 | GRE | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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) | | |
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