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Individual Calculations January 2010 |
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| Cohen-Codar, Ariel Total change: -1.95 | |   |
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| Nationale 2 Jeunes - R2 | Various | FRA | 2009-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1707 | 0.00 | 1 | -0.24 | 15 | -3.60 | |
|  Bensaid, Alexandre | | | 1905 | FRA | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | Nationale 4 - R3 | Various | FRA | 2009-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1707 | 0.50 | 1 | -0.11 | 15 | -1.65 | |
|  Lorente, Philippe | | | 1627 | FRA | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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 etape du 1er trophee Jeunes IDF - A | Montreuil | FRA | 2009-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1707 | 1.00 | 2 | 0.22 | 15 | 3.30 | |
| | Grigorian, Roudolph | | | 1808 | FRA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Balagny-Carbuccia, Nicolas | | | 1764 | FRA | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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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