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Individual Calculations February 2019 |
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| Arostegui Gonzalez, Ricardo Total change: -13.20 | |   |
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| Abierto Internacional Metropolitano Premier 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1739 | 1559 | 1.00 | 6 | -0.66 | 20 | -13.20 | |
|  Villagra Arce, Henry | | | 1889 | CRC | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Valdez Torres, Nestor Josue | | | 1763 | CRC | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Shih Gould, Annie | | wc | 1664 | CRC | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Campos Cerdas, Jorge | | | 1807 | CRC | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Shih Gould, Danny | f | | 1734 | CRC | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Lopez Acevedo, William Alonso | | | 1576 | CRC | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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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