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Blitz:
Individual Calculations October 2015 |
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| Chaves Williams, Jose Andres Total change: 5.60 | |   |
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| Campeonato Nacional Blitz por Equipos 2015 | San Jose | CRC | 2015-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1765 | 2.00 | 4 | 0.28 | 20 | 5.60 | |
|  Aragon Alvarado, Christopher | | | 1702 | CRC | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Hernandez Alvarez, Tania Regla | | wm | 2024 | CRC | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Solis Prieto, Javier | | | 1546 | CRC | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Vargas Serrano, Pablo Andres | | | 2036 | CRC | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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