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Blitz:
Individual Calculations December 2019 |
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| Rodriguez Retana, Sofia Total change: 12.80 | |   |
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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 |
| 1479 | 1233 | 2.50 | 8 | 0.64 | 20 | 12.80 | |
|  Ugarte, Reinaldo | c | | 1633 * | PAN | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Quesada Leon, Joshua | | | 1582 | CRC | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Cardenas Vargas, Jean Carlo | | | 1518 | CRC | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Segura Cordero, Ariel | | | 1472 | CRC | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Chaves Moya, Nattanahel Alberto | | | 1633 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Semana Ramirez, Jerian | | | 1198 | CRC | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Mayorga Araya, Sofia | | | 1159 | CRC | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Aponte Gomez, Edgar Patricio | | | 1633 * | PER | 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) | | |
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