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Individual Calculations January 2011 |
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| Valden, Petros Total change: -1.80 | |   |
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| Esoteriko Protathlima Pagratiou 2010 | Pagrati - Athens | GRE | 2010-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2159 | 4.50 | 7 | -0.33 | 15 | -4.95 | |
|  Kahrimanis, Spyridon | | | 1759 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Stoumbou, Eleni | | | 1912 | GRE | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Georgiopoulos, Har | | | 1818 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Drakopoulos, Anastasios | | | 2221 | GRE | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Klimis, Laertis | | | 2052 | GRE | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Geroukalis, Athanasios | | | 1975 | GRE | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Kokolias, Konstantinos | | | 2213 | GRE | 0.00 | 1 | -0.42 | 15 | -6.30 | | | * 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) | | | | 8th open tournament SOP-SMAOK >1900 | Pagrati - Athens | GRE | 2010-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2165 | 4.50 | 6 | 0.21 | 15 | 3.15 | |
| | Zambrakos, Efthimios | | | 1944 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Delis, G | | | 1917 | GRE | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Sarakenidis, Nikolaos | | | 1908 | GRE | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Delithanasis, Dimitrios | | | 2242 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Raptakis, Solon | | | 1964 | GRE | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Ntatsis, Georgios | | | 1992 | GRE | 0.00 | 1 | -0.73 | 15 | -10.95 | |
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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