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Individual Calculations August 2015 |
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| Vizirakis, Stavros Total change: -19.60 | |   |
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| 2015 Greek Youth Championships - open 10 | Rio Achaia | GRE | 2015-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1186 | 1150 | 1.00 | 5 | -1.31 | 40 | -52.40 | |
|  Kokolakis, Panagiotis | | | 1443 | GRE | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Pilalis, Ernestos | | | 1105 | GRE | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Papagiannis, Asterios | | | 1295 | GRE | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Kalogeris, Ioannis 40636 | | | 1079 | GRE | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Papaioannou, Charalampos | | | 1008 | GRE | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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) | | | | 8th international open of Paleohora | Paleohora Chania Crete | GRE | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1150 | 2.00 | 7 | 0.82 | 40 | 32.80 | |
| | Baiocchi, Emanuele | | | 1550 * | ITA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Asvestopoulou, Evdokia | | | 1550 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kouta, Antonia | | | 1550 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ahn, Juyong | | | 1550 * | KOR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Adams, Tim P | | | 1550 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Koutsouraki, Ariadni | | | 1003 | GRE | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Pramateftaki, Loukia | | | 1550 * | GRE | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * 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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