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Individual Calculations February 2013 |
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| Abtahi, Babak Total change: -14.85 | |   |
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| Tehran League 2012 Round 1-4 | Tehran | IRI | 2012-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2180 | 1.00 | 2 | -0.23 | 15 | -3.45 | |
|  Abed, Meisam | | | 1967 | IRI | 0.00 | 1 | -0.77 | 15 | -11.55 | |  Galehdari, Bardia | | | 2207 | IRI | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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) | | | | Tehran League 2012 Round 5-9 | Tehran | IRI | 2012-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2180 | 1.50 | 3 | -0.76 | 15 | -11.40 | |
| | Faryad, H. A | | | 2044 | IRI | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Mombeni, Behnam | | | 1855 | IRI | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Cheraghi, Amin | | | 2020 | IRI | 0.00 | 1 | -0.71 | 15 | -10.65 | |
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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