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Individual Calculations November 2023 |
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| Rendon Prado, Haymer Total change: 0.80 | |   |
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| IRT Raza Sub-1999 Medellin 2023 | Medellin | COL | 2023-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1584 | 4.50 | 6 | -0.49 | 40 | -19.60 | |
|  Romero Arias, Daniel | | | 1261 | COL | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Carrillo Montes, Isabela | | | 1293 | COL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Ladino Hernandez, Angel Joel | | | 1394 | COL | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Lucio Pinzon, Santiago | | | 1263 | COL | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Betancur Alvarez, Sara Maria | | | 1406 | COL | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Malagon Malagon, Gabriela | | | 1191 | COL | 1.00 | 1 | 0.08 | 40 | 3.20 | |
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) | | | | Campeonato Panamericano de Ajedrez Para Debiles Visuales IBCA 2023 | Guatemala | GUA | 2023-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1584 | 3.50 | 6 | 0.51 | 40 | 20.40 | |
| | Rosales, Jhon Mike | | | 1754 | COL | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Indarte Perero, Alex Richard | | | 1455 | ECU | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Castillo Perez, Jaider Enrique | | | 1848 | COL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Berrio Suarez, Yina Patricia | | | 1426 | COL | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Lauser, Jessica T | | | 1674 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Sepulveda, Lyda Marcela | | | 1372 | COL | 0.50 | 1 | -0.27 | 40 | -10.80 | |
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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