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Individual Calculations September 2010 |
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| Roohparvar, A Reza Total change: 83.35 | |   |
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| Gilan Men Championship Chess Tournament 1389 | Rasht | IRI | 2010-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 2015 | 2.50 | 5 | 0.88 | 25 | 22.00 | |
|  Sadeh, Shahin | f | | 2315 | IRI | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Barzegar, Saeb | | | 1802 | IRI | 1.00 | 1 | 0.23 | 25 | 5.75 | |  Arabi, Saeid | | | 2124 | IRI | 1.00 | 1 | 0.65 | 25 | 16.25 | | | Soozankar, A M | f | | 2294 | IRI | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Faghirnavaz, Ali | | | 2262 | IRI | 0.00 | 1 | -0.19 | 25 | -4.75 | |
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) | | | | 9th Ebne Sina Open Chess Tournament | Hamedan | IRI | 2010-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2015 | 3.00 | 7 | 1.47 | 25 | 36.75 | |
| | Hosseinzadeh, Nima | | | 2246 | IRI | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Asgari, Morteza | | | 2285 | IRI | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Hosseinipour, Mehdi | | | 2270 | IRI | 1.00 | 1 | 0.81 | 25 | 20.25 | | | Ryahi, Naser | | | 2278 | IRI | 1.00 | 1 | 0.82 | 25 | 20.50 | | | Atanejhad, Sahebali | f | | 2147 | IRI | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Behmardi, K Rustam | | | 2272 | IRI | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Amini, Amer | | | 2178 | IRI | 0.00 | 1 | -0.28 | 25 | -7.00 | |
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) | | | NOTE: K factor changed | | 9th Iranian Chess Festival [Men] 1389 | Mashhad | IRI | 2010-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2157 | 2015 | 3.50 | 6 | 1.64 | 15 | 24.60 | |
| | Kowsarinia, Amir | f | | 2195 | IRI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Vassalam, M T | | | 2185 | IRI | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Vasli, Aref | | | 2113 | IRI | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Atanejhad, Sahebali | f | | 2147 | IRI | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Moradi, Mostafa | | | 2131 | IRI | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Eskandary, Mahmood | | | 2170 | 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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