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Individual Calculations September 2009 |
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| Zygourakis, Themistoklis Total change: -8.10 | |   |
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| 13th Heraklio Open 2009 - Group B | N.Heraklio - Attiki | GRE | 2009-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1542 | 1724 | 0.50 | 1 | -0.24 | 15 | -3.60 | |
|  Sotiriadou, Ioanna | | | 1542 | GRE | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | 4th International Open Chess Tourn. "Summer Cup 2009" | N.Marmaras, Halkidiki | GRE | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 1722 | 0.00 | 3 | -0.30 | 15 | -4.50 | |
| | Jevtic, Miroljub | | | 2122 * | SRB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Xaxiris, E | | | 2035 | GRE | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Kutirov, Rolando | g | | 2122 * | MKD | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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