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Individual Calculations March 2018 |
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| Martel Obregon, Said Total change: 39.00 | |   |
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| Campeonato Metropolitano Juvenil Grupo A Sub16 Absoluto | Lima | PER | 2018-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1539 | 1285 | 2.50 | 6 | 1.16 | 25 | 29.00 | |
|  Arevalo Perez, Luis Alexander | | | 1685 * | PER | 1.00 | 1 | 0.92 | 25 | 23.00 | |  Vizcarra Quispe, Jhael | | | 1685 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Araoz Andrade, Ivan Alexander | | | 1685 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Campana Huerta, Marcelo | | | 1425 | PER | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Reyes Zavaleta, Diego Alexander | | | 1208 | PER | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Quispe Damian, Francisco | | | 1547 | PER | 0.50 | 1 | 0.32 | 25 | 8.00 | | | * 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) | | | | I IRT Ricardo Palma 2018 - Sub 1850 | Lima | PER | 2018-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1285 | 2.50 | 7 | -0.04 | 25 | -1.00 | |
| | Pizzardo, Yoel | | | 1685 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Sulca Valenzuela, Luis Alberto | | | 1004 | PER | 1.00 | 1 | 0.16 | 25 | 4.00 | | | Sumi, Diego | | | 1685 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Rosales, Pierina | | wf | 1685 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Tello Ormeno, Daniel | | | 1685 * | PER | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Martel Obregon, Andre Gianpierre | | | 1197 | PER | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Cuya Zevallos, Andrew Francisco | | | 1083 | PER | 0.50 | 1 | -0.26 | 25 | -6.50 | | | * 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) | | | | Copa Latinoamericana de Ajedrez Categoria C Juvenil | Lima | PER | 2018-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1425 | 1285 | 2.00 | 6 | 0.01 | 25 | 0.25 | |
| | Travezano Patino, Eduard Gedeon | | | 1450 | PER | 0.50 | 1 | 0.22 | 25 | 5.50 | | | Jara Rosas, Jeremy | | | 1462 | PER | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Oncoy Custodio, Shantal Tania | | | 1671 | PER | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Quispe Jorge, Maria Fernanda | | | 1118 | PER | 1.00 | 1 | 0.28 | 25 | 7.00 | | | Laguna Fernandez, Jorge Guillerm | | | 1457 | PER | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Flores, Quispe Carlos | | | 1390 | PER | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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) | | | | Campeonato Nacional Juvenil 2018 Categoria Sub 16 Absoluta | Lima | PER | 2018-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1285 | 2.50 | 8 | 0.43 | 25 | 10.75 | |
| | Marin Pedreros, Juan Carlos | | | 1685 * | PER | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Zavaleta Guzman, Daniel Ivan | | | 1638 | PER | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Cajan Polo, Juan Alberto Segundo | | | 1552 | PER | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Gutierrez Vargas, Robert | | | 1655 | PER | 0.00 | 1 | -0.10 | 25 | -2.50 | | | Gonzales Manchay, Orlando | | | 1300 | PER | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Vega Pacheco, Harrizon Jhonny | | | 1574 | PER | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Araujo Calvo, Gianfranco | | | 1498 | PER | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Roman Robles, Nicolas Alexander | | | 1113 | PER | 0.00 | 1 | -0.73 | 25 | -18.25 | | | * 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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