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Individual Calculations February 2013 |
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| Peppas, Stamatis Total change: 7.50 | |   |
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| 2012 ESSNA Team championship under 12 - "Dimitris Siametis" | Attica | GRE | 2012-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1404 | 1367 | 2.50 | 4 | 0.70 | 15 | 10.50 | |
|  Gkikas, Ioannis | | | 1233 | GRE | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Polymeropoulos, Dimitrios | | | 1450 | GRE | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Kolyvas, Aris | | | 1425 | GRE | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Karousos-Theodorakis, Anastasios | | | 1508 | GRE | 0.00 | 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) | | | | Christmas tournament of Peristeri CC | Peristeri | GRE | 2012-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1367 | 0.50 | 3 | -0.20 | 15 | -3.00 | |
| | Diamandis, Georgios | | | 1767 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kitzoglou, Haralambos | | | 1441 | GRE | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Diamandis, Phoebus-Apollo | | | 1586 | GRE | 0.50 | 1 | 0.28 | 15 | 4.20 | | | * 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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