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Rapid:
Individual Calculations February 2015 |
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| Sosa Pacheco, Luis Total change: 15.80 | |   |
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| Ponce Chess Open 2015 Pro | Ponce | PUR | 2015-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1741 | 2.50 | 5 | 0.79 | 20 | 15.80 | |
|  Matos Santoni, Gamalier | | | 1910 | PUR | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Rosa Pumarejo, Cesar | | | 1831 | PUR | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Ortiz Vives, Carlos R. | | | 1712 | PUR | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Matta Calvente, Marcel | | | 1805 | PUR | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Zilleruelo Irizarry, Diego | | | 2115 | PUR | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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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