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Individual Calculations October 2012 |
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| Petrakis, Stylianos Total change: 2.55 | |   |
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| 4th Mediterranean Boys & Girls under 20 chess championships 2012 | Chania Crete | GRE | 2012-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1590 | 1561 | 3.50 | 7 | 0.17 | 15 | 2.55 | |
|  Papaefstratiou, Despina | | | 1233 | GRE | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Kalogeris, Ioannis | | | 1961 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kotsoglou, Evi | | | 1278 | GRE | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Darmanin, Jake | | | 1826 | MLT | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Leonardi, Caterina | | | 1884 | SLO | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Margaritis, Georgios A. | | | 1496 | GRE | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Pissadakis, Dimitrios | | | 1455 | GRE | 1.00 | 1 | 0.36 | 15 | 5.40 | | | * 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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