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Rapid:
Individual Calculations December 2017 |
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| Jimenez Navarro, Diego Total change: 19.20 | |   |
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| I Torneo Unidos por el Ajedrez Sub14 2017 | Alajuela | CRC | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1241 | 2.50 | 4 | 0.96 | 20 | 19.20 | |
|  Frajman Kierszenson, Lior | | | 1307 | CRC | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Sandi Quiros, Andrey | | | 1375 | CRC | 1.00 | 1 | 0.68 | 20 | 13.60 | |  Medina Mayorga, David Josue | | | 1249 | CRC | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Espitia Torres, Mateo | | | 1377 | CRC | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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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