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Individual Calculations September 2009 |
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| Porras Campo, Ruben Total change: -30.25 | |   |
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| 2. Rosen-Open | Rapperswil | SUI | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2129 | 1.50 | 3 | -0.38 | 25 | -9.50 | |
|  Bosshard, Rolf | | | 1879 | SUI | 1.00 | 1 | 0.19 | 25 | 4.75 | |  Wyss, Jonas | | | 2269 | SUI | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Sach, Tomas | | | 1926 | SUI | 0.50 | 1 | -0.26 | 25 | -6.50 | |
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) | | | | Jubilee Open Master 2009 | Zurich | SUI | 2009-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2129 | 3.00 | 8 | -0.83 | 25 | -20.75 | |
| | Cabrera, Trujillo Jorge | m | | 2410 | ESP | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Sedina, Elena | m | wg | 2333 | ITA | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Steenhuis, Jan | | | 2007 | SUI | 0.50 | 1 | -0.17 | 25 | -4.25 | | | Skouvaklis, Alexis | | | 2018 | SUI | 0.00 | 1 | -0.65 | 25 | -16.25 | | | Paul, Mathias | | | 1972 | GER | 1.00 | 1 | 0.29 | 25 | 7.25 | | | Koch, Hermann H. | | | 2006 | SUI | 1.00 | 1 | 0.33 | 25 | 8.25 | | | Hager, Joshua Aarash | | | 2217 | GER | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Fend, Juergen | | | 2241 | GER | 0.50 | 1 | 0.15 | 25 | 3.75 | |
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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