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Individual Calculations May 2013 |
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| Rostami, Hamid Reza Total change: -17.40 | |   |
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| Tehran Open (April 2013) | Tehran | IRI | 2013-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1872 | 2.00 | 3 | -0.58 | 30 | -17.40 | |
|  Torabi, Amir Mohammad | | | 1558 | IRI | 1.00 | 1 | 0.14 | 30 | 4.20 | |  Honari, Shahin | | | 1592 | IRI | 0.00 | 1 | -0.84 | 30 | -25.20 | | | Refahi, Mohammad Reza | | | 1534 | IRI | 1.00 | 1 | 0.12 | 30 | 3.60 | |
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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