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Individual Calculations November 2009 |
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| Yaghli, Peyman Total change: 10.00 | |   |
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| 49th Tehran Chess ChampionShip 2009 | Tehran | IRI | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 1941 | 0.00 | 2 | -0.53 | 25 | -13.25 | |
|  Dalir, Javad | | | 2089 | IRI | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Mahmoodi, M.sadegh | | | 2154 | IRI | 0.00 | 1 | -0.23 | 25 | -5.75 | |
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) | | | | Iranian Boys Azad University Chess Championship 2009 | Rasht | IRI | 2009-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2057 | 1941 | 2.00 | 3 | 0.93 | 25 | 23.25 | |
|  Kachian, Amir | | | 1967 | IRI | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Shariati, Farhad | | | 1967 | IRI | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Sadeh, Shahin | | | 2236 | IRI | 0.00 | 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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