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Individual Calculations March 2018 |
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| Sulca Valenzuela, Luis Alberto Total change: 6.48 | |   |
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| Campeonato Metropolitano Juvenil GrupoA Sub 12 Absoluto | Lima | PER | 2018-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1168 | 1004 | 1.50 | 4 | 0.36 | 36 | 12.96 | |
|  Sanchez Juarez, Matias | | | 1274 | PER | 0.00 | 1 | -0.17 | 36 | -6.12 | |  Saavedra Espiritu, Josue Moises | | | 1127 | PER | 1.00 | 1 | 0.67 | 36 | 24.12 | | | Ramirez Flores, Lino Alfredo | | | 1137 | PER | 0.00 | 1 | -0.32 | 36 | -11.52 | | | Fernandez Torres, Leo | | | 1135 | PER | 0.50 | 1 | 0.18 | 36 | 6.48 | |
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 Metropolitano Juvenil Grupo A Sub 10 Absoluto | Lima | PER | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1289 | 1004 | 0.50 | 2 | 0.15 | 36 | 5.40 | |
| | Robles Cerron, Sebastian | | | 1378 | PER | 0.50 | 1 | 0.40 | 36 | 14.40 | | | Sanchez Rojas, Alejandro Sam | | | 1200 | PER | 0.00 | 1 | -0.25 | 36 | -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) | | | | I IRT Ricardo Palma 2018 - Sub 1850 | Lima | PER | 2018-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1203 | 1004 | 1.50 | 7 | -0.39 | 36 | -14.04 | |
| | Perez , Sebastian | | | 1404 * | PER | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Martel Obregon, Said | | | 1285 | PER | 0.00 | 1 | -0.16 | 36 | -5.76 | | | Quispe Jorge, Maria Fernanda | | | 1118 | PER | 0.00 | 1 | -0.34 | 36 | -12.24 | | | Lazaro Cuevas, Ronald Anthony | | | 1404 * | PER | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Saravia Madrid, Joaquin Andres | | | 1004 | PER | 1.00 | 1 | 0.50 | 36 | 18.00 | | | Puchuri Torres, Camila Jimena | | | 1078 | PER | 0.50 | 1 | 0.10 | 36 | 3.60 | | | Briceno Portilla, Paul Anderzon | | | 1131 | PER | 0.00 | 1 | -0.33 | 36 | -11.88 | | | * 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 |
| 1305 | 1004 | 1.00 | 6 | 0.06 | 36 | 2.16 | |
| | Hernandez Ojeda, Garry Anatholy | | | 1404 * | PER | 0.50 | 1 | 0.42 | 36 | 15.12 | | | Flores, Quispe Carlos | | | 1390 | PER | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Pablo Vertiz, Jordy Valentino | | | 1277 | PER | 0.00 | 1 | -0.17 | 36 | -6.12 | | | Galindo Cumpa, Joaquin | | | 1294 | PER | 0.00 | 1 | -0.16 | 36 | -5.76 | | | Suarez Aybar , Hugo Andres | | | 1172 | PER | 0.00 | 1 | -0.28 | 36 | -10.08 | | | Guevara Peralta, Sebastian Antoni | | | 1290 | PER | 0.50 | 1 | 0.34 | 36 | 12.24 | | | * 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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