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Individual Calculations January 2019 |
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| Maranhao, Helena Van Kampen De A Total change: 22.80 | |   |
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| Festival Sudamericano de la Juventud 2018, Sub 12, Damas | Lima | PER | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1315 | 4.00 | 8 | 0.57 | 40 | 22.80 | |
|  Beltran Salvador, Milka | | | 1511 | BOL | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Parreira, Teodora Ribeiro | | | 1612 | BRA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Roman Tapia, Ariana Alejandra | | | 1190 | ECU | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Rojas Arca, Ana Cristina | | | 1097 | PER | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Kastanieda, Alla | | | 1448 | PER | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Peralta Coronado, Mariel Stephan | | | 1301 | PER | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Quezada Pauker, Katheen Gabriela | | wc | 1487 | ECU | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Taninaga, Isabella Miki Nakamoto | | | 1337 | BRA | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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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