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Individual Calculations September 2009 |
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| Tassopoulos, Marios Total change: -14.10 | |   |
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| 13th Heraklio Open 2009 - Group A' | N.Heraklio - Attiki | GRE | 2009-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 2310 | 1.50 | 3 | -1.17 | 15 | -17.55 | |
|  Panagiotakos, Petros | | | 1960 | GRE | 0.50 | 1 | -0.39 | 15 | -5.85 | |  Fanourgakis, Konstantinos | | | 1960 | GRE | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Hatzigiannis, Trifon | | | 1960 | GRE | 0.50 | 1 | -0.39 | 15 | -5.85 | |
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) | | | | Ikaros Chess Festival 2009 | 2009 Aegean Open Championship | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2249 | 5.00 | 8 | 0.23 | 15 | 3.45 | |
| | Kakleas, Sotirios | | | 1849 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Rychagov, Andrey | g | | 2534 | RUS | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Teskos, Georgios | | | 1849 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Nilsson, Erling | | | 1930 | DEN | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Vrublevskaya, Olga | | wm | 2100 | RUS | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Spirin, Oleg | m | | 2466 | RUS | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ornithopoulos, Nikolaos | | | 2089 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ris, Robert | m | | 2421 | NED | 0.50 | 1 | 0.23 | 15 | 3.45 | | | * 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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