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Individual Calculations April 2015 |
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| Grapsas, Panagiotis Total change: 14.40 | |   |
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| 2015 Attica Friendship team CUP NIKOS STROFALIS | Attica | GRE | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1501 | 2.00 | 3 | 0.74 | 20 | 14.80 | |
|  Vlahos, Athanasios | | | 1796 | GRE | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Poupalos, Konstantinos | | | 1649 | GRE | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Kiousis, Georgios | | | 1250 | GRE | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | Senior Division by ASOP DIAS - JAN 2015 | Petroupoli | GRE | 2015-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1406 | 1501 | 3.50 | 6 | -0.02 | 20 | -0.40 | |
|  Gourgourinis, Ioannis | | | 1101 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Isari, Angeliki | | | 1101 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pavlis, Antonios | | | 1809 | GRE | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Giannopoulos, Antonios | | | 1807 | GRE | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Tzavaras, Spyridon | | | 1114 | GRE | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mavroudis, Dionisios | | | 1505 | GRE | 0.00 | 1 | -0.49 | 20 | -9.80 | | | * 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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