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Individual Calculations January 2012 |
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| Vahdati, Dara Total change: -34.50 | |   |
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| Shahid Rajaei chess tournament (Open) | Qazvin | IRI | 2011-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1922 | 1.50 | 3 | -0.85 | 30 | -25.50 | |
|  Ghasemi, Mohammadreza | | | 1614 | IRI | 0.00 | 1 | -0.86 | 30 | -25.80 | | | Maghsoudi Sedigh, Ali | | | 1759 | IRI | 0.50 | 1 | -0.22 | 30 | -6.60 | |  Nazari, Farbod | | | 1708 | IRI | 1.00 | 1 | 0.23 | 30 | 6.90 | |
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) | | | | 1st Bookan Open Tournament 2011 | Bookan | IRI | 2011-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 1922 | 0.00 | 2 | -0.30 | 30 | -9.00 | |
| | Mohandesi, Shahin | m | | 2214 | IRI | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Zarinfam, Arsalan | | | 2213 | IRI | 0.00 | 1 | -0.15 | 30 | -4.50 | |
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) | | |
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