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Individual Calculations September 2009 |
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| Niubo Calvo, Juan Total change: -19.25 | |   |
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| XXI Obert Internacional Vila de Sant Boi | Sant Boi de Llobregat | ESP | 2009-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1824 | 1.50 | 4 | -0.77 | 25 | -19.25 | |
|  Espuny Vinye, Ramon | | | 2044 | ESP | 0.00 | 1 | -0.22 | 25 | -5.50 | |  Blasco Coll, Andreu | | | 1638 | ESP | 0.00 | 1 | -0.74 | 25 | -18.50 | | | Verbon Plaza, Sergio | | | 1665 | ESP | 1.00 | 1 | 0.29 | 25 | 7.25 | | | Reyes Pena, Pedro | | | 1749 | ESP | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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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