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Individual Calculations April 2019 |
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| Perruquon, Laetitia Total change: -40.60 | |   |
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| Team 2019 - Ile de France Part 2 | CORSE | FRA | 2019-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1273 | 1309 | 1.00 | 1 | 0.45 | 20 | 9.00 | |
|  Louison, Jean-Jacques | | | 1273 | FRA | 1.00 | 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) | | | | 1er Open International du CEKB | LE KREMLIN BICETRE | FRA | 2019-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1549 | 1355 | 0.50 | 5 | -0.98 | 20 | -19.60 | |
| | Bousmaha, Leila | | | 1640 | FRA | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Revel, Adrien | | | 1755 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Moracchini, Margaux | | | 1755 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | De Cohen, Lisa | | | 1247 | FRA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Peignien, Laurent | | | 1347 | FRA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * 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) | | | | 4eme Open International de Noisiel (1400-2000 Elo) | NOISIEL | FRA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1486 | 1341 | 1.00 | 8 | -1.50 | 20 | -30.00 | |
| | Woyave, Pascal | | | 1627 | BEL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Miu, Ion | | | 1553 | FRA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Michielsen, Lies | | | 1516 | BEL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Coll, Arthur | | | 1458 | FRA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Marival, Fred | | | 1515 | FRA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Courthaudon, Philippe | | | 1421 | FRA | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Gaudin, Roger | | | 1356 | FRA | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Barakoff, Catherine | | | 1445 | FRA | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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) | | |
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