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Individual Calculations December 2018 |
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| Rojas, Patricio Santiago Total change: 18.80 | |   |
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| Festival de la Juventud Sub 8 a Sub 12 | Villa Giardino | ARG | 2018-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1133 | 1506 | 2.00 | 3 | -0.71 | 40 | -28.40 | |
|  Gaite, Karen Nerina | | | 1106 * | ARG | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Tarqui Zelaya, Jose Constantino | | | 1106 * | ARG | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Gimenez, Jonathan | | | 1187 | ARG | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * 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) | | | | Semifinal Arg. Sub 1700 Hotel Alto San Pedro | Villa Giardino | ARG | 2018-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1396 | 1506 | 3.00 | 3 | 1.18 | 40 | 47.20 | |
| | Gaite, Karen Nerina | | | 1106 * | ARG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Lopez, Hector | | | 1609 | ARG | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Florit, Rafaela | | | 1474 | ARG | 1.00 | 1 | 0.46 | 40 | 18.40 | | | * 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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