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Individual Calculations February 2021 |
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| Romero Barkouk, Rayan Total change: -11.20 | |   |
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| Festival de Ajedrez Navidad. Sub-1600 Individual | Valencia | ESP | 2020-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1146 | 1.00 | 4 | -0.31 | 40 | -12.40 | |
|  Sancho Sanmartin, Vicent | | | 1346 | ESP | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Casanova Espona, Ignacio | | | 1238 | ESP | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Cortes Recaman, Manuel | | | 1444 | ESP | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Uldanova, Elvira | | | 1111 | ESP | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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) | | | | Festival de Ajedrez Navidad. Sub-12 Equipos | Valencia | ESP | 2021-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1158 | 1146 | 1.50 | 3 | 0.03 | 40 | 1.20 | |
| | Serra Villafranca, Felix | | | 1061 | ESP | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Alvarez Usina, Joan | | | 1092 | ESP | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Antoneac Antoneac, Pablo Silviu | | | 1320 | ESP | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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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