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Individual Calculations February 2013 |
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| Derakhshani, Borna Total change: -4.65 | |   |
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| Tehran League 2012 Round 1-4 | Tehran | IRI | 2012-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 1858 | 0.00 | 2 | -0.55 | 15 | -8.25 | |
|  Sedaghati, Mehrdad | | | 2181 | IRI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Effatdokht Ramezani, Dariush | | | 1918 | IRI | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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) | | | | Azar Open Chess Tournament 2012 | Tehran | IRI | 2012-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 1851 | 3.50 | 6 | 0.24 | 15 | 3.60 | |
|  Norooz, Melika | | | 1451 * | IRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Mashayekhi, Ehsan | | | 1580 | IRI | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Zahedifar, Anahita | | | 1750 | IRI | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Faryad, H. A | | | 2056 | IRI | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Saadati, Behrooz | | | 1924 | IRI | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Afshari, Mohammadreza | f | | 2061 | IRI | 0.00 | 1 | -0.23 | 15 | -3.45 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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