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Individual Calculations September 2009 |
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| Doostkam, Poyan Total change: 29.85 | |   |
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| 1st Omid Cup Chess Tournament | Tehran | IRI | 2009-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2099 | 2162 | 8.00 | 11 | 1.68 | 15 | 25.20 | |
|  Khalaji, Hanieh | | | 1914 | IRI | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Yousefi, Akbar | | | 2027 | IRI | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Asgarizadeh, Minoo | | | 1947 | IRI | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Khorsandi, Arian | | | 1812 | IRI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Shafaee, H | | | 2130 | IRI | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Darban, Morteza | m | | 2345 | IRI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Dalir, Alireza | | | 2110 | IRI | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Hejazi, Seyed Mehdi | | | 2136 | IRI | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Hakimifard, Ghazal | | wf | 2072 | IRI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Mohandesi, Shahin | m | | 2315 | IRI | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Sadatnajafi, M | | | 2282 | IRI | 0.50 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | Iranian Men Chess Festival (Zone 1) | Tehran | IRI | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 2150 | 4.00 | 7 | -0.54 | 15 | -8.10 | |
| | Jahanbeigi, Javad | | | 1968 | IRI | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Dehghan, Mohammad Ali | | | 2029 | IRI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Maleki, Amir | | | 2093 | IRI | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Motayer, Sam | | | 2036 | IRI | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Bakhtiari Kish, Mazdak | | | 2226 | IRI | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Abedi, Amin | | | 1987 | IRI | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Roozbayan, Reza | | | 1932 | IRI | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | 8th International Ebne Sina Open Chess Tournament | Hamedan | IRI | 2009-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2150 | 4.50 | 8 | 0.85 | 15 | 12.75 | |
| | Soozankar, Amirmohammad | f | | 2275 | IRI | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Fallahi, Parviz | | | 1750 * | IRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Ahmadinia, E. | f | | 2372 | IRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Bolourchifard, Farzad | | | 1994 | IRI | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Ardeshi, Mehrdad | m | | 2371 | IRI | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Sadeghi, Mohammadali | | | 2222 | IRI | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Vahidi, Mohammad | f | | 2210 | IRI | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Hosseinzadeh, Nima | | | 2203 | IRI | 0.00 | 1 | -0.43 | 15 | -6.45 | | | * 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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