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Individual Calculations May 2012 |
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| Pramateftaki, Loukia Total change: -25.50 | |   |
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| Team "Friendship Cup" of Attica 2012 - Group A | Attica | GRE | 2012-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1333 | 0.00 | 3 | -0.43 | 15 | -6.45 | |
|  Nemtsas, Hristoforos | | | 1733 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Koutsidis, Achilleas | | | 1634 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Nteves, Stamatios | | | 1572 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | * 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) | | | | ESSNA Individual championships 2012 - Girls under 12 | Peristeri - Athens | GRE | 2012-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1359 | 1.00 | 4 | -1.27 | 15 | -19.05 | |
| | Koutsidi, Amalia | | | 1265 | GRE | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Anthopoulou, Ioanna | | | 1275 | GRE | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Kouta, Vasiliki | | | 1325 | GRE | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Grafakou, Sotiria-Aphrodite | | | 1379 | GRE | 0.00 | 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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