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Individual Calculations March 2018 |
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| Puchuri, Torres Joseph Ricardo Total change: 91.80 | |   |
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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 |
| 1225 | 1114 | 1.50 | 4 | 0.10 | 36 | 3.60 | |
|  Pablo Vertiz, Jordy Valentino | | | 1277 | PER | 0.00 | 1 | -0.28 | 36 | -10.08 | | | Martel Obregon, Andre Gianpierre | | | 1197 | PER | 0.50 | 1 | 0.11 | 36 | 3.96 | |  Siu, Allen | | | 1264 | PER | 0.00 | 1 | -0.30 | 36 | -10.80 | | | Ludena Calderon, Leandro Jose | | | 1163 | PER | 1.00 | 1 | 0.57 | 36 | 20.52 | |
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 |
| 1410 | 1114 | 2.00 | 7 | 0.87 | 36 | 31.32 | |
| | Sumi, Diego | | | 1514 * | PER | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Montoya Canta, David Sebastian | | | 1330 | PER | 0.00 | 1 | -0.22 | 36 | -7.92 | | | Cabrera Miranda, Jose | | | 1371 | PER | 1.00 | 1 | 0.82 | 36 | 29.52 | | | Arroyo Valenzuela, Luigi | | | 1514 * | PER | 0.50 | 1 | 0.42 | 36 | 15.12 | | | Reynaga, Roland | | | 1514 * | PER | 0.00 | 1 | -0.08 | 36 | -2.88 | | | Riveros Rodriguez, Yeral Manuel | | | 1301 | PER | 0.00 | 1 | -0.26 | 36 | -9.36 | | | Sanchez Villena, Ruben Alexander | | | 1329 | PER | 0.50 | 1 | 0.27 | 36 | 9.72 | | | * 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 |
| 1326 | 1114 | 3.50 | 8 | 1.58 | 36 | 56.88 | |
| | Caceres Sandoval, Eduardo | | | 1494 | PER | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Robles Cerron, Sebastian | | | 1378 | PER | 0.50 | 1 | 0.32 | 36 | 11.52 | | | Cardenas Portugal, Dylan | | | 1332 | PER | 0.00 | 1 | -0.22 | 36 | -7.92 | | | Troll Jacinto, Gustavo Alonso | | | 1228 | PER | 1.00 | 1 | 0.66 | 36 | 23.76 | | | Pablo Vertiz, Jordy Valentino | | | 1277 | PER | 1.00 | 1 | 0.72 | 36 | 25.92 | | | Flores, Quispe Carlos | | | 1390 | PER | 0.00 | 1 | -0.17 | 36 | -6.12 | | | Lucho La Rosa, Sandro Alberto | | | 1344 | PER | 0.00 | 1 | -0.21 | 36 | -7.56 | | | Gonzalez Monja, Emily De Los Ange | | | 1163 | PER | 1.00 | 1 | 0.57 | 36 | 20.52 | |
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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