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Individual Calculations September 2009 |
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| Kowsarinia, Amir Total change: 43.05 | |   |
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| 3th chess tournament of iranian olympiad ( boys u20 ) | Tabriz | IRI | 2009-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 2053 | 3.00 | 4 | 1.33 | 15 | 19.95 | |
|  Changaei, Amin | | | 2061 | IRI | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Baratian, Aref | | | 2066 | IRI | 1.00 | 1 | 0.52 | 15 | 7.80 | |  Pourramezanali, Amirreza | | | 2257 | IRI | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Sakhayi, Mostafa | | | 2081 | IRI | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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 |
| 2167 | 2053 | 4.00 | 7 | 1.54 | 15 | 23.10 | |
| | Manoochehri, Vahid | | | 1852 | IRI | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Sadeghi, Mohammadali | | | 2222 | IRI | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Abbasi, Rasool | | | 2204 | IRI | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Khaghani, Mehdi | f | | 2258 | IRI | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Khaje Hesamedini, Ali | | | 2149 | IRI | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Soozankar, Amirmohammad | f | | 2275 | IRI | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Vahidi, Mohammad | f | | 2210 | IRI | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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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