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Individual Calculations November 2011 |
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| Fortis, Jahn Total change: -18.60 | |   |
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| North Open Bolivar Morales 2011 Section U-1900 | Hatillo | PUR | 2011-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1630 | 0.00 | 1 | -0.31 | 30 | -9.30 | |
|  Ibarra Tinoco, Enrique | | | 1770 | PUR | 0.00 | 1 | -0.31 | 30 | -9.30 | |
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) | | | | East Open 2011 Section U-1800 | Caguas | PUR | 2011-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1630 | 0.00 | 1 | -0.31 | 30 | -9.30 | |
| | Ibarra Tinoco, Enrique | | | 1770 | PUR | 0.00 | 1 | -0.31 | 30 | -9.30 | |
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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