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Individual Calculations March 2018 |
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| Saravia Madrid, Joaquin Andres Total change: -50.80 | |   |
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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 |
| 1152 | 1004 | 1.00 | 2 | 0.36 | 40 | 14.40 | |
|  Pablo Vertiz, Jordy Valentino | | | 1277 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Solis Trujillo, Adriano Ulises | | | 1027 | PER | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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 |
| 1244 | 1004 | 0.00 | 5 | -1.15 | 40 | -46.00 | |
|  Chavez Mogrovejo, Juan Luis | | | 1404 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Raime Tanta, Jhonathan Alexander | | | 1353 | PER | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Briceno Portilla, Paul Anderzon | | | 1131 | PER | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Sanchez Villena, Ruben Alexander | | | 1329 | PER | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Sulca Valenzuela, Luis Alberto | | | 1004 | PER | 0.00 | 1 | -0.50 | 40 | -20.00 | | | * 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) | | | | Copa Latinoamericana de Ajedrez Categoria C Juvenil | Lima | PER | 2018-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1165 | 1004 | 1.00 | 5 | -0.48 | 40 | -19.20 | |
| | Noronha Linares, Alessandra Fiore | | | 1287 | PER | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Ludena Calderon, Leandro Jose | | | 1163 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Abuhadba Azpilcueta, Kamila | | | 1019 | PER | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Ygarza Crisostomo, Antonela Abiga | | | 1141 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Orihuela Barreda, Alondra | | | 1214 | PER | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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