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Individual Calculations July 2015 |
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| Perruchoud, Pierre Total change: 15.20 | |   |
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| 1. Championnat Valaisan Amateurs (Master) Round 2-7 | Sion | SUI | 2015-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2017 | 3.00 | 5 | 0.52 | 20 | 10.40 | |
|  Sigrist, Walter | | | 2044 | SUI | 0.50 | 1 | 0.04 | 20 | 0.80 | |  Moret, Jean-Paul | | | 2022 | SUI | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Salamin, Hugues | | | 2091 | SUI | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Perruchoud, Benoit | | | 1966 | SUI | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Binder, Beat | | | 1976 | SUI | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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) | | | | Coupe du Leman Cat. A Vaud | different places | SUI | 2015-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 2019 | 2.50 | 5 | 0.58 | 20 | 11.60 | |
| | Bondar, Yevgen | f | | 2358 | SUI | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Jacot, Laurent | | | 2123 | SUI | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Duratti, Lindo | | | 2125 | FRA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Dousse, Jean-Jacques | | | 2139 | SUI | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Gillieron, Jean-Marc | | | 1834 | SUI | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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) | | | | Swiss Team Championship 2015 (League A,B,1) Round 3-5 | decentralised | SUI | 2015-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 2019 | 1.50 | 3 | -0.34 | 20 | -6.80 | |
| | Julmy, Sylvain | | | 2076 | SUI | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Musaelyan, Arshavir | | | 1963 | SUI | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Abou-Allam, Eyad | | | 1733 | SUI | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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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