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Individual Calculations February 2020 |
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| Jacob, Sydney J Total change: -31.20 | |   |
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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 |
| 1609 | 1816 | 3.00 | 4 | 0.01 | 20 | 0.20 | |
|  Krause, Marianne | | | 1609 | GER | 0.50 | 1 | -0.27 | 20 | -5.40 | |  Reyes, Craig | | | 1416 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | O`shea, Colm | | | 1706 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Zitan, Abdelhay | | | 1705 | MAR | 0.50 | 1 | -0.15 | 20 | -3.00 | | | * 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) | | | | Gibraltar International Chess Festival 2020 Amateurs B | Gibraltar | ENG | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1816 | 2.00 | 5 | -1.57 | 20 | -31.40 | |
| | Jimenez Urquijo, Juan Manuel | | | 1567 | ESP | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Salas Martin, Javier | | | 1738 | ESP | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Moreno Guerrero, Idelfonso | | | 1597 | ESP | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sagar, Siya | | | 1740 | IND | 0.00 | 1 | -0.60 | 20 | -12.00 | | | White, Gary | | | 1608 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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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