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Individual Calculations April 2015 |
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| Mastrokostopoulos, Konstantinos Total change: 26.80 | |   |
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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 |
| 1209 | 1150 | 1.00 | 1 | 0.58 | 40 | 23.20 | |
|  Stefanidis, Ioannis | | | 1209 | GRE | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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 |
| 1382 | 1150 | 1.00 | 4 | 0.09 | 40 | 3.60 | |
|  Retkowski, Daniel | | | 1550 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kazalis, Manos | | | 1435 | GRE | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Koutsounis, Vasilios | | | 1292 | GRE | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Kiousis, Georgios | | | 1250 | GRE | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * 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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