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Individual Calculations February 2020 |
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| Oliva Parra, Ernesto Total change: -37.60 | |   |
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| Gibraltar International Chess Festival 2020 Amateurs A | Gibraltar | ENG | 2020-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1617 | 1487 | 0.00 | 4 | -1.33 | 20 | -26.60 | |
|  Ashwani, Kumar Grover | | | 1731 | IND | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Salas Calvo, Alberto | | | 1645 | ESP | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Dhanwani, Aditya | | | 1565 | ENG | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Naldrett, Geoffrey | | | 1526 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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) | | | | Gibraltar International Chess Festival 2020 Amateurs B | Gibraltar | ENG | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1487 | 0.50 | 4 | -0.55 | 20 | -11.00 | |
| | Oueld El Hachemi, Abdelhaq | | | 1788 | MAR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Longdin, Michael | | | 1680 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | White, Gary | | | 1608 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Izzard, Brian J | | | 1626 | ENG | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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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