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Individual Calculations February 2019 |
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| Varillas Jimenez, Ivan Total change: 109.20 | |   |
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| III Open IRT U-2200 Club Hermanos Rojas 2018 | Lima | PER | 2018-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1692 | 1.50 | 4 | 0.43 | 40 | 17.20 | |
|  Ccerhuayo Escobedo, Mels Leopold | | | 1892 | PER | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Mostacero Velarde, Isabella | | | 2002 | PER | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Sinti Pio, Jesus Moises | | | 1611 | PER | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Delgado Romero, Marco | | | 2092 * | PER | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | IV Open IRT Club Hermanos Rojas U-2200 2018 | Lima | PER | 2018-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1692 | 3.50 | 5 | 2.30 | 40 | 92.00 | |
| | Rojas , Steven | | | 2028 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Contreras Huaman, Fiorella | | | 1764 | PER | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Salas Munoz, Paulino Jose | | | 1983 | VEN | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Romero Dongo, Sebastian | | | 1866 | PER | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Narayana, Hepler | | | 1875 | PER | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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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