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Individual Calculations April 2015 |
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| Hosseinzadeh, Nima Total change: 7.00 | |   |
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| 13th Iranian super league (Men - 2nd Season) | Mashhad | IRI | 2014-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2270 | 2182 | 2.00 | 3 | 0.87 | 20 | 17.40 | |
|  Omidi, Arya | | | 2260 | IRI | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Nasri, Amin | | | 2275 | IRI | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Hosseinipour, Mehdi | f | | 2275 | IRI | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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) | | | | 23nd Fajr International Open Chess Tournament (2015) | Orumiyeh | IRI | 2015-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 2192 | 5.50 | 8 | -0.52 | 20 | -10.40 | |
| | Kiana, Arab | | wc | 1841 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Ghahremani, Farhad | | | 1792 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shakiba, Behrooz | | | 2001 | IRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Ahmadi, Ramin | | | 1982 | IRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Ghiasvand, Mohammad | | | 1792 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mohammadi, Ehsan | | | 1952 | IRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Derakhshani, Borna | c | | 2081 | IRI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Mosadeghpour, Masoud | | | 2325 | IRI | 0.00 | 1 | -0.32 | 20 | -6.40 | | | * 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) | | |
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