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Individual Calculations January 2019 |
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| Mamah, Isabelle Total change: -30.80 | |   |
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| Open 13 Samedi 2018-19 r1-4 | VITROLLES | FRA | 2018-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1819 | 1888 | 0.50 | 4 | -1.88 | 20 | -37.60 | |
|  Anton, Jose | | | 1862 | FRA | 0.00 | 1 | -0.54 | 20 | -10.80 | |  Muhajiz, Gibran | | | 1901 | FRA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Urcun, Gael | | | 1749 | FRA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Girard, Jean-Pierre | | | 1765 | FRA | 0.00 | 1 | -0.67 | 20 | -13.40 | |
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) | | | | Team 2019 - Nationale 4 r1-4 | FRANCE | FRA | 2018-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1539 | 1888 | 3.00 | 3 | 0.34 | 20 | 6.80 | |
| | Mouhieddine, Hocine | | | 1524 | FRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Carteron, Pierre | | | 1488 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Penalver, Francois | | | 1606 | FRA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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) | | |
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