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Individual Calculations February 2016 |
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| Porras Chavarria, Michael Total change: -12.00 | |   |
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| Campeonato Nacional Infantil Sub14 2016 | San Jose | CRC | 2016-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1526 | 1479 | 1.00 | 3 | -0.30 | 40 | -12.00 | |
|  Castro Garcia, Alejandro | | | 1670 | CRC | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Ramirez Madrid, Gerardo Alfonso | | | 1669 | CRC | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Medina Mayorga, David Josue | | | 1240 | CRC | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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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