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Blitz:
Individual Calculations September 2019 |
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| Diaz Charpentier, Ashly Valeri Total change: 17.80 | |   |
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| III Torneo Abierto Blitz Ajedrez Costa Rica 2019 | Jimenez de Pococi | CRC | 2019-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1123 | 1.50 | 5 | 0.70 | 20 | 14.00 | |
|  Aguilar Delgado, Alberto | | | 1523 * | CRC | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Manda, Godwell | | | 1523 * | MAW | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Salazar Artavia, Keylor | | | 1253 | CRC | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Montero Romero, Danny | | | 1326 | CRC | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Cabezas Solano, David Alejandro | | | 1523 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | I Torneo Abierto Blitz Pococi 2019 | Guapiles | CRC | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1123 | 1.00 | 3 | 0.19 | 20 | 3.80 | |
| | Mena Brenes, Deyvid | | | 1273 | CRC | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Miranda Blanco, Aylan Josue | | | 1170 | CRC | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Granados Wing, Brian Saul | | | 1517 | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |
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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