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Individual Calculations May 2023 |
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| Zerna Orellana, Carlos Emanuel Total change: 20.40 | |   |
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| Grand Prix Nacional de Ajedrez 2022-2023 (7mo. Torneo) | Tarija | BOL | 2023-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1003 | 1.50 | 5 | 0.51 | 40 | 20.40 | |
|  Aviles Portal, Pedro Carlos | | | 1583 | BOL | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Arce Arduz, Luis Fernando | | | 1259 | BOL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Ibarra Pinto, Joel Sebastian | | | 1142 | BOL | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Montevilla Cahuasa, Sebastian | | | 1314 | BOL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Hinojosa Cadena, Eduardo | | | 1129 | BOL | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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