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Individual Calculations December 2012 |
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| Perman, Sergey Total change: -1.50 | |   |
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| Swiss Team Championship 2012 (B) - Round 8-9 + decision matches | decentralised | SUI | 2012-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2216 | 2131 | 1.00 | 2 | 0.24 | 15 | 3.60 | |
|  Antognini, Francesco | | | 2254 | SUI | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Leutwyler, Martin | | | 2178 | SUI | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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) | | | | Ascona Chess Open 2012 A | Ascona | SUI | 2012-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2091 | 2134 | 2.50 | 5 | -0.34 | 15 | -5.10 | |
| | Velluti, Alberto | | | 1945 | ITA | 0.50 | 1 | -0.25 | 15 | -3.75 | |  Loi, Andrea | | | 1996 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Boschetti, Claudio | | | 2128 | SUI | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Laketic, Gojko | m | | 2423 | SRB | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Valencak, Stanislav | | | 1961 | SUI | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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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