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Individual Calculations October 2008 |
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| Pourhassannedjad, Arash Total change: -29.50 | |   |
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| 3rd Iranian Chess Festival Zone 1 - 2008 | Tehran | IRI | 2008-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2007 | 1.00 | 4 | -0.26 | 25 | -6.50 | |
|  Mirzaei, Hossein | | | 2186 | IRI | 0.00 | 1 | -0.27 | 25 | -6.75 | |  Eshghi, Kiyoumars | | | 2105 | IRI | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Maleki, Amir | | | 2086 | IRI | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Mahdavirad, Mehdi | | | 2215 | IRI | 0.00 | 1 | -0.23 | 25 | -5.75 | |
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) | | | | Asian Youth Chess Championship 2008; Boys Under 14 | Tehran | IRI | 2008-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2095 | 2007 | 1.00 | 5 | -1.00 | 25 | -25.00 | |
| | Vidit, Santosh Gujrathi | f | | 2356 | IND | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ankit, R. Rajpara | | | 2193 | IND | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Igambergenov, Alibek | | | 2001 | KAZ | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Hosseinipour, Mehdi | | | 2067 | IRI | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Valerio, Axel John | | | 1856 | PHI | 0.50 | 1 | -0.20 | 25 | -5.00 | |
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) | | | | 2nd Iranian Chess Sport Olympiad (Boys Under 16) 2008 | Tabriz | IRI | 2008-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2007 | 0.50 | 1 | 0.08 | 25 | 2.00 | |
| | Mousavi, Seyed Khalil | | | 2065 | IRI | 0.50 | 1 | 0.08 | 25 | 2.00 | |
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) | | |
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