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Rapid:
Individual Calculations March 2013 |
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| Mortazian, Saeed Total change: 6.40 | |   |
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| Omid Cup chess tournament 2013 | Tehran | IRI | 2013-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1948 | 2.00 | 4 | 0.32 | 20 | 6.40 | |
|  Moazemi Por, Ali Reza | | | 1551 | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Moradi, Mostafa | | | 2131 | IRI | 1.00 | 1 | 0.74 | 20 | 14.80 | |  Mahdavirad, Mehdi | | | 2168 | IRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Roohi, Abdolmajid | | | 2115 | IRI | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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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