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Individual Calculations May 2015 |
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| Colas, Yves Total change: 27.80 | |   |
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| Championnat du Rhône 2014-2015 Open A r1-2 | LYON | FRA | 2014-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1562 | 1.00 | 2 | 0.40 | 20 | 8.00 | |
|  Abdou Issaka, Boubacar | | | 1791 | FRA | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Roux, Philippe | | | 1645 | FRA | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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) | | | | Championnat du Rhône 2014-2015 Open A r3 | LYON | FRA | 2014-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1558 | 1.00 | 1 | 0.84 | 20 | 16.80 | |
| | Ferrante, Franck | | | 1837 | FRA | 1.00 | 1 | 0.84 | 20 | 16.80 | |
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) | | | | Championnat du Rhône 2014-2015 Open A r4-5 | LYON | FRA | 2015-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1553 | 0.50 | 2 | 0.25 | 20 | 5.00 | |
| | Rosenfeld, Imre | | | 1858 | FRA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Jehan, Julien | | | 1909 | FRA | 0.00 | 1 | -0.11 | 20 | -2.20 | |
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) | | | | Championnat du Rhône 2014-2015 Open A r6-7 | LYON | FRA | 2015-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1553 | 1.00 | 2 | 0.71 | 20 | 14.20 | |
| | Ferriz, Simon | | | 1849 | FRA | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Vidalinc, Jean-Louis | | | 1861 | FRA | 0.50 | 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) | | | | Team 2015 - Nationale 4 - R6-9 | FRANCE | FRA | 2015-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1564 | 1.00 | 3 | -0.59 | 20 | -11.80 | |
| | Bertrand, Simon | | | 1388 | FRA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Cherrid, Jean-Michel | | | 1476 | FRA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | N`guyen, Christophe | | | 1765 | FRA | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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) | | | | Championnat du Rhône 2014-2015 Open A r8 | LYON | FRA | 2015-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1564 | 0.00 | 1 | -0.21 | 20 | -4.20 | |
| | Grauffel, Mathieu | | | 1795 | FRA | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | Championnat du Rhône 2014-2015 Open A r9 | LYON | FRA | 2015-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1564 | 0.00 | 1 | -0.33 | 20 | -6.60 | |
| | Darrington, Tim | | | 1687 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | Open International d'échecs de Lyon 2015 | LYON | FRA | 2015-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1564 | 3.00 | 6 | 0.32 | 20 | 6.40 | |
| | Jeanbart, Pierre | | | 1964 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Malandre, Lucie | | | 1164 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Darcet, Bruno | | | 1823 | FRA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Otari, Armin | | | 1427 | FRA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Charpentier, Denis | | | 1840 | FRA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Simon, Bernard | | | 1453 | FRA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | * 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) | | |
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