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Individual Calculations February 2013 |
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| Rabell Mendez, Narciso Total change: 2.25 | |   |
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| San Sebastian Open 2013 | San Sebastian | PUR | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 1884 | 1.50 | 4 | 0.15 | 15 | 2.25 | |
|  Izuzquiza Gonzalez, Javier | | | 2032 | PUR | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Pagan Schelmetty, Hiram | | | 1727 | PUR | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Montalvo Rosario, Alejandro | m | | 2268 | PUR | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Sosa Trani, Luis | f | | 2076 | PUR | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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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