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Blitz:
Individual Calculations January 2020 |
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| Vargas Alfaro, Ronny Total change: -30.60 | |   |
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| Campeonato Nacional Blitz Individual 2019 | Fortuna de San Carlos | CRC | 2019-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1382 | 1558 | 2.00 | 5 | -1.53 | 20 | -30.60 | |
|  Gonzalez Acosta, Bernal | g | | 1958 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Alvarado Monge, Noelia Patricia | | | 1183 | CRC | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Rosales Gonzalez, Jessica | | | 1292 | CRC | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Alvarado Alvarez, Rafael Angel | | | 1158 * | CRC | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Ibarra Valverde, Kevin | | | 1321 | CRC | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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