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Individual Calculations January 2010 |
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| Retti, Ivan Total change: 23.85 | |   |
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| Swiss Team Championship (League A,B,1) | decentralised | SUI | 2009-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 1845 | 0.00 | 1 | -0.11 | 15 | -1.65 | |
|  Melkumjanc, Nikolaj | f | | 2195 | GER | 0.00 | 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) | | | | 7. Open du Jura | Court | SUI | 2009-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 1845 | 2.00 | 3 | 1.04 | 15 | 15.60 | |
|  Potterat, Marc | | | 2155 | SUI | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Briguet, Alexandre | | | 1746 | SUI | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Kudryavtsev, Eugene | | | 2107 | SUI | 1.00 | 1 | 0.82 | 15 | 12.30 | |
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) | | | | Nationale 4 - R3 | Various | FRA | 2009-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1845 | 1.00 | 1 | 0.66 | 15 | 9.90 | |
| | Grunder, Juerg | | | 1963 | SUI | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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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