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Individual Calculations February 2013 |
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| Mamaghanifar, Mohammad Total change: -4.50 | |   |
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| Tehran League 2012 Round 1-4 | Tehran | IRI | 2012-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1799 | 0.00 | 1 | -0.36 | 30 | -10.80 | |
|  Akhgari, Reza | | | 1904 | IRI | 0.00 | 1 | -0.36 | 30 | -10.80 | |
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 |
| 2083 | 1799 | 0.00 | 2 | -0.36 | 30 | -10.80 | |
| | Abed, Meisam | | | 1967 | IRI | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Lamei, Hadi | | | 2199 * | IRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * 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) | | | | Second Tehran open chess tournament 2012 | Terhan | IRI | 2012-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1799 | 4.00 | 6 | 0.57 | 30 | 17.10 | |
| | Dadkhahi, Mehrshid | | | 1637 | IRI | 1.00 | 1 | 0.29 | 30 | 8.70 | |  Zahedifar, Anahita | | | 1750 | IRI | 1.00 | 1 | 0.43 | 30 | 12.90 | | | Moeini, Kaveh | | | 1824 | IRI | 0.00 | 1 | -0.47 | 30 | -14.10 | | | Abdi, Jabbar | | | 1893 | IRI | 0.00 | 1 | -0.37 | 30 | -11.10 | | | Ghazizade, Neysar | | | 1600 | IRI | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Rezvani, Mohammad | | | 1764 | IRI | 1.00 | 1 | 0.45 | 30 | 13.50 | |
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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