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Individual Calculations April 2015 |
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| Kosmadakis, Georgios Total change: -18.40 | |   |
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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 |
| 1298 | 1053 | 0.50 | 2 | 0.06 | 40 | 2.40 | |
|  Kolyva, Ioanna | | | 1169 | GRE | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Kolyvas, Aris | | | 1427 | GRE | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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 |
| 1338 | 1053 | 0.00 | 3 | -0.52 | 40 | -20.80 | |
|  Peppas, Stamatis | | | 1450 | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kiousis, Stamatios | | | 1201 | GRE | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Filippidis, Ioannis | | | 1362 | GRE | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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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