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Individual Calculations January 2013 |
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| Castillo Trujillo, Ivan Total change: -10.35 | |   |
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| Torneo Abierto Metropolitano | San Jose | CRC | 2012-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2055 | 2.50 | 5 | -0.69 | 15 | -10.35 | |
|  Kjartansson, Gudmundur | m | | 2404 | ISL | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Valverde, Allan | | | 1770 | CRC | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Marin Leon, Bryan | | | 1774 | CRC | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Buitrago Mosquera, Antonio | | | 1856 | CRC | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Gomez Huertas, Stanley | | | 1956 | CRC | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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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