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Individual Calculations September 2009 |
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| Dounis, Alexandros Total change: 29.25 | |   |
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| Ikaros Chess Festival 2009 | 2009 Aegean Open Championship | GRE | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 2186 | 4.50 | 7 | -0.75 | 15 | -11.25 | |
|  Hatzopoulos, Ioannis | | | 1786 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Lekic, Dusan | m | | 2394 | MNE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Sidiropoulos, Leonidas | | | 1786 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Syfantos, Nikolaos | | | 1821 | GRE | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Kalogiannidis, Ioannis | | | 2020 | GRE | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Grapsa, Georgia | | | 2083 | GRE | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Megalios, Konstantinos | | | 1786 * | GRE | 0.50 | 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) | | | | 18th OPEN INTERN. TOURN. OF KAVALA '09 - GROUP A | Kavala | GRE | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2304 | 2186 | 4.50 | 9 | 1.19 | 15 | 17.85 | |
| | Yakovich, Yuri | g | | 2576 | RUS | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Liakos, Dimitris | | | 2037 | GRE | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Drenchev, Petar | m | | 2465 | BUL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Petraki, Maria | | wf | 2030 | GRE | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Kalogiannidis, Ioannis | | | 2020 | GRE | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Grigoriadis, Alexandros | m | | 2338 | GRE | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Kanakaris, Georgios | | | 2377 | GRE | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Drazic, Sinisa | g | | 2538 | SRB | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kotrotsos, Vasilios | f | | 2359 | GRE | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | 24th Intern. Chess Tournament "Acropolis 2009" | Halkida | GRE | 2009-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2315 | 2186 | 4.50 | 9 | 1.51 | 15 | 22.65 | |
| | Can, Emre | m | | 2455 | TUR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Aggelis, Nikolaos | f | | 2296 | GRE | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Pavlidis, Anastasios | f | | 2348 | GRE | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Lomineishvili, Maia | m | wg | 2427 | GEO | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Sowray, Peter J | f | | 2336 | ENG | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Nikolaidis, Konstantinos | f | | 2270 | GRE | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Gluckman, David | m | | 2275 | RSA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Simeonidis, Ioannis | | | 2266 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Stiri, Alexandra | | wm | 2163 | GRE | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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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