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Individual Calculations February 2023 |
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| Valdivia Khudiakova, Ekaterina Total change: -8.80 | |   |
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| Roquetas Chess Festival 2023 - X International Open U2150 | Roquetas de Mar (Almeria) | ESP | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1253 | 1.50 | 6 | -0.22 | 40 | -8.80 | |
|  Garcia Nache, Serafin | | | 1745 | ESP | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Raya Hidalgo, Dario | | | 1512 | ESP | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Abrisqueta Zudaire, Ines | | | 1554 | ESP | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Villegas Martinez, David | | | 1101 | ESP | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Ramirez Mari, Antonio | | | 1489 | ESP | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Perals Martinez, Mario | | | 1288 | ESP | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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) | | |
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