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Individual Calculations February 2013 |
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| Nikrooii, Erfan Total change: -10.80 | |   |
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| First Tehran Open Chess Tournament 2012 | Tehran | IRI | 2012-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1680 | 1733 | 2.00 | 4 | -0.36 | 30 | -10.80 | |
|  Lamei, Hadi | | | 2133 * | IRI | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Gharibi, Mahsa | | | 1510 | IRI | 0.00 | 1 | -0.78 | 30 | -23.40 | | | Karimi, Amirhossein | | | 1551 | IRI | 1.00 | 1 | 0.26 | 30 | 7.80 | | | Valipoor, Amir Mohammad | | | 1527 | IRI | 1.00 | 1 | 0.24 | 30 | 7.20 | | | * 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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