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Individual Calculations August 2015 |
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| Ziabari, Morteza Total change: -20.40 | |   |
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| 19. Godesburg Open | Bonn | GER | 2015-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1871 | 1.00 | 4 | -1.02 | 20 | -20.40 | |
|  Spreemann, Ralf, Dr. | | | 2051 | GER | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Schumacher, Markus | | | 1719 | GER | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Koellner, Christof | | | 2012 | GER | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Koellner, Ruben Gideon | | | 1681 | GER | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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) | | |
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