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Individual Calculations September 2011 |
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| Tunc, Ercan Total change: -7.80 | |   |
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| June'11 Open Chess Tournament | Bursa | TUR | 2011-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 2047 | 1.00 | 3 | -0.87 | 30 | -26.10 | |
|  Gules, Cihan | | | 1730 | TUR | 1.00 | 1 | 0.13 | 30 | 3.90 | |  Koc, Ilkay | | | 2116 | TUR | 0.00 | 1 | -0.40 | 30 | -12.00 | | | Ozkan, Hakan | | | 1977 | TUR | 0.00 | 1 | -0.60 | 30 | -18.00 | |
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) | | | | July'11 Open Chess Tournament | Bursa | TUR | 2011-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2047 | 4.50 | 6 | 0.61 | 30 | 18.30 | |
| | Guder, Serkan | | | 1647 * | TUR | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Kockan, Burce Serra | | | 1781 | TUR | 1.00 | 1 | 0.18 | 30 | 5.40 | | | Esen, Nejdet | | | 2019 | TUR | 0.50 | 1 | -0.04 | 30 | -1.20 | | | Okay, Koray | | | 2136 | TUR | 0.50 | 1 | 0.12 | 30 | 3.60 | | | Karaokcu, Erkin | | | 1976 | TUR | 0.50 | 1 | -0.10 | 30 | -3.00 | | | Karatas, Melih | | | 1953 | TUR | 1.00 | 1 | 0.37 | 30 | 11.10 | | | * 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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