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Individual Calculations April 2009 |
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| Petersen, Gutti Total change: 6.75 | |   |
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| Rokur Open 2009 | Oyri | FAI | 2009-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 1551 | 0.50 | 2 | 0.27 | 25 | 6.75 | |
|  Nielsen, Rogvi Egilstoft | | | 1895 | FAI | 0.00 | 1 | -0.12 | 25 | -3.00 | |  Joensen, Helgi | | | 1901 | FAI | 0.50 | 1 | 0.39 | 25 | 9.75 | |
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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