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| VI Open IRT U-2200 Club Hermanos Rojas | Lima | PER | 2019-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1754 | 2.00 | 4 | -0.76 | 40 | -30.40 | |
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 Caceres Larico, Alex | | | 1354 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |
 Caceres Sandoval, Eduardo | | | 1536 | PER | 1.00 | 1 | 0.22 | 40 | 8.80 | |
| Guerrero Malpartida, Luis Carlos | | | 1809 | PER | 0.00 | 1 | -0.42 | 40 | -16.80 | |
| Arevalo Perez, Luis Alexander | | | 1655 | PER | 0.00 | 1 | -0.64 | 40 | -25.60 | |
| * 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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| VII Open IRT U-2200 Club Hermanos Rojas | Lima | PER | 2019-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1732 | 2.50 | 5 | 0.74 | 40 | 29.60 | |
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| Vasquez Vargas, Henry Richard | | | 1961 | PER | 0.00 | 1 | -0.21 | 40 | -8.40 | |
| Alcantara Valderrama, Genrry Herm | | | 1430 | PER | 1.00 | 1 | 0.15 | 40 | 6.00 | |
| Palao, Adriana | | | 1870 | PER | 1.00 | 1 | 0.69 | 40 | 27.60 | |
| Hepler Ramirez , Narayana | | | 1875 | PER | 0.50 | 1 | 0.19 | 40 | 7.60 | |
| Rojas, Steven | | | 2132 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |
| * 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) |
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| Campeonato Nacional Juvenil 2019, Sub 18 Absoluto | Lima | PER | 2019-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 1732 | 3.50 | 8 | -1.01 | 40 | -40.40 | |
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| Guerrero Garcia, Said Claudio | | | 1332 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |
| Caballero Quijano, Mitzy Mishell | | wm | 1977 | PER | 0.00 | 1 | -0.20 | 40 | -8.00 | |
| Gomez Gonzales, Cristofer Syan | | | 1932 | PER | 0.50 | 1 | 0.26 | 40 | 10.40 | |
| Vazquez Paredes, Alberto Salvado | | | 1566 | PER | 0.50 | 1 | -0.22 | 40 | -8.80 | |
| Puppi Lazo , Stephanie Beatriz | | wf | 1941 | PER | 0.00 | 1 | -0.23 | 40 | -9.20 | |
| Mostacero Velarde, Isabella | | | 1818 | PER | 0.00 | 1 | -0.38 | 40 | -15.20 | |
| Ramirez Quiroz, Eddi Gino | | | 1364 | PER | 0.50 | 1 | -0.40 | 40 | -16.00 | |
| Santisteban Siaden, Ana Carolina | | | 1332 * | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |
| * 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) |
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