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Individual Calculations July 2009 |
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| Vives, David Total change: 43.65 | |   |
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| Costa Rican National Championship Phase 1.2 | Moravia | CRC | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 2091 | 7.50 | 9 | 2.91 | 15 | 43.65 | |
|  Needham, Bryan | | | 1997 | CRC | 1.00 | 1 | 0.37 | 15 | 5.55 | |  Gomez Huertas, Stanley | | | 2007 | CRC | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Alfaro, Carlos | | | 2104 | CRC | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Granados, Carlos | | | 2128 | CRC | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Solano Lopaz, Royner | | | 2038 | CRC | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Maynard, Francis | | | 2180 | CRC | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Solis, Efren | | | 2124 | CRC | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Montenegro, Pedro | | | 2056 | CRC | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Ugalde, Ronald | | | 2120 | CRC | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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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