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Individual Calculations January 2016 |
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| Alvarado Castro, Jeaustin Total change: 64.40 | |   |
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| Magistral Robert Fischer Moravia Grupo B 2015 | Moravia | CRC | 2015-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1563 | 1471 | 3.00 | 3 | 1.87 | 40 | 74.80 | |
|  Alvarado Castro, Francisco | | | 1584 | CRC | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Acuna Arias, Minor | | | 1500 | CRC | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Moran, Mike | | | 1604 | CRC | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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) | | | | Continental Panamerican Schools 2015 Under 17 | San Jose | CRC | 2015-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1471 | 0.50 | 4 | -0.26 | 40 | -10.40 | |
|  Calvo Gutierrez, Luis Guillermo | | | 1828 | CRC | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Cespedes Perez, Ruben | | | 1714 | CRC | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Fallas Saborio, Alejandro | | | 1657 | CRC | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Castro Ulloa, Rolando | | | 1721 | CRC | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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