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Individual Calculations May 2012 |
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| Arce Prendas , Karina Total change: 0.00 | |   |
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| Nacional Abierto 2011 Jorge van der Laat Ulloa | San Jose | CRC | 2012-02-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1864 | 0 | 0.00 | 2 | 0.00 | 1064 | | 0.00 | |
|  Alvarado, Dizan Ernesto | | | 1993 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |  Vargas Miranda, Diego | | | 1735 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Boanerges Navarro In Memoriam 2012 Grupo A | Moravia | CRC | 2012-03-25 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1939 | 0 | 0.00 | 5 | 0.00 | 1139 | | 0.00 | |
| | Vaglio Mattey, Emanuel | | | 2047 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Vindas Moran, Camilo Roberto | | | 1977 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Monge Calvo, Hugo Luis | | | 1933 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Izaguirre M, Allan | | | 1852 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Acevedo Mendez, Lisseth | | | 1886 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |
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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