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Blitz:
Individual Calculations December 2019 |
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| Sierra Berrocal, Auriel Total change: -3.40 | |   |
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| Campeonato Panamericano Amateur Blitz U2300 2019 | San Jose | CRC | 2019-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1486 | 1231 | 1.00 | 5 | -0.17 | 20 | -3.40 | |
|  Pomarez Soza, Gerley Abraham | | | 1631 * | NCA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vargas, Rogelio | c | | 1578 | PAN | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Ulloa, Ruben Abraham | c | | 1631 * | PAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Araya Tropper, Ariel | | | 1001 | CRC | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Espitia Torres, Mateo | | | 1587 | CRC | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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