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Blitz:
Individual Calculations August 2019 |
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| Sierra Berrocal, Gabriela Total change: -3.20 | |   |
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| JDN Blitz U16 Equipos Femenino 2019 | Ciudad Colon | CRC | 2019-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1234 | 1216 | 2.00 | 3 | 0.56 | 20 | 11.20 | |
|  Diaz Charpentier, Ashly Valeri | | | 1144 | CRC | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Adanis Mora, Naomy | | | 1149 | CRC | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Angulo Hernandez, Maria Jesus | | | 1408 | CRC | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Torneo Blitz Puntarenas Julio 2019 | Puntarenas | CRC | 2019-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1257 | 0.50 | 5 | -0.72 | 20 | -14.40 | |
| | Pastor Carvajal, Jeigoth | | | 1657 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sandi Castro, Allan | | | 1508 | CRC | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Chavarria Segura, Joseph | | | 1473 | CRC | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Orozco Centeno, Melissa | | | 1453 | CRC | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Morales Jimenez, Dennis | | | 1271 | CRC | 0.50 | 1 | 0.02 | 20 | 0.40 | | | * 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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