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Individual Calculations February 2019 |
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| Gonzalez De La Guardia, Luis Emi Total change: -30.40 | |   |
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| Abierto Internacional Metropolitano B 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1412 | 0.00 | 3 | -0.76 | 40 | -30.40 | |
|  Bogantes Robleto, Karina | | | 1697 | CRC | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Arce Mendez, Elias | | | 1684 | CRC | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Orozco Rodriguez, Yarod G | | | 1461 | CRC | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | |
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